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STATISTICS for JAPAN

STATISTICS FOR JAPAN


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-02-15   PAGE 342

 STATION - TOYOHIRA RIVER AT SHIRAIKAWA             STATION NO. 080001
 COUNTRY - JAPAN                                    DEPTH(M)       5.5
 LOCATION - OCT. 2  LAT. 42/57/48  LONG. 141/16/22  ELEVATION(M) 149.5
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-04 TO 1981-12-28

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     NO3NO2
                             COND                                            
                            02041      02061      06532      06606      07105
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         12         12          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      159        159          0          0         35
 MEAN                        146.        8.1      0.005      0.009       0.16
 MINIMUM                      57.        1.5      0.000      0.000       0.07
 DATE OF MINIMUM       1980-05-26 1980-02-18 1981-04-07 1981-04-07 1979-11-20
 10TH PERCENTILE              80.        2.2      0.001      0.002       0.10
 MEDIAN                      148.        6.0      0.005      0.010       0.13
 90TH PERCENTILE             204.       16.2      0.005      0.010       0.22
 MAXIMUM                     272.       19.5      0.005      0.010       0.54
 DATE OF MAXIMUM       1980-10-06 1981-08-03 1981-01-06 1981-01-06 1980-04-01
 STANDARD DEVIATION           46.        5.6      0.001      0.003       0.09




                              NH3         O2        BOD     PERM V          F
                                        DISS                             DISS
                            07554      08101      08201      08401      09104
                           mg/L N    mg/L O2    mg/L O2    mg/L O2     mg/L F


 NO. OF L-FLAGGED VALUES      159          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         36         36        159         12
 MEAN                        0.02       11.7         1.         4.        0.0
 MINIMUM                     0.00        8.0         0.         0.        0.0
 DATE OF MINIMUM       1981-04-07 1981-07-09 1981-02-02 1979-01-16 1981-07-09
 10TH PERCENTILE             0.02        9.2         1.         1.        0.0
 MEDIAN                      0.02       11.9         1.         3.        0.0
 90TH PERCENTILE             0.04       13.4         2.         5.        0.1
 MAXIMUM                     0.04       14.8         2.        36.        0.1
 DATE OF MAXIMUM       1981-04-21 1980-11-04 1979-07-09 1981-08-24 1979-01-10
 STANDARD DEVIATION          0.01        1.7         0.         3.        0.0




                              ALK        ALK         pH   SUSP SOL       TENS
                            TOTAL      TOTAL               105 DEG    ANIONIC
                            10102      10120      10302      10401      10702
                             mg/L      MEQ/L   pH UNITS       mg/L       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          7
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       27        132        159         40          3
 MEAN                       16.75       0.35        7.0         8.        0.0
 MINIMUM                     9.00       0.16        6.8         1.        0.0
 DATE OF MINIMUM       1979-05-10 1980-06-04 1979-01-29 1981-03-02 1981-04-07
 10TH PERCENTILE            10.00       0.24        6.9         1.        0.0
 MEDIAN                     19.00       0.36        7.0         3.        0.0
 90TH PERCENTILE            21.00       0.44        7.1        16.        0.0
 MAXIMUM                    22.00       0.56        7.3        78.        0.0
 DATE OF MAXIMUM       1979-02-05 1980-10-01 1981-07-27 1979-04-09 1981-01-06
 STANDARD DEVIATION          4.57       0.08        0.1        14.        0.0




                               Si    P ORTHO      PO4-P   SULPHATE         Cl
                         REACTIVE      TOTAL        SOL                  DISS
                            14101      15205      15254      16306      17204
                         mg/LSiO2     mg/L P   mg/L PO4   mg/L SO4    mg/L Cl


 NO. OF L-FLAGGED VALUES        0          7          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       30         14          6         30         36
 MEAN                       15.74      0.014      0.015        16.        18.
 MINIMUM                     9.10      0.000      0.010         5.         8.
 DATE OF MINIMUM       1980-06-04 1980-06-04 1979-04-04 1980-09-03 1979-06-04
 10TH PERCENTILE            11.30      0.000                    6.         9.
 MEDIAN                     15.65      0.010      0.015        17.        17.
 90TH PERCENTILE            17.10      0.029                   21.        25.
 MAXIMUM                    38.00      0.040      0.020        22.        37.
 DATE OF MAXIMUM       1981-07-09 1981-04-07 1979-03-05 1981-01-06 1979-02-05
 STANDARD DEVIATION          4.71      0.011      0.005         5.         7.




                               Cr         Cr         Mn         Fe         Cu
                            TOTAL        HEX       DISS      TOTAL      TOTAL
                            24002      24101      25101      26002      29006
                          mg/L Cr    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Cu


 NO. OF L-FLAGGED VALUES       12         12          0          0          4
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0        159        159          6
 MEAN                       0.005      0.018       0.07       0.63      0.004
 MINIMUM                    0.000      0.000       0.02       0.08      0.000
 DATE OF MINIMUM       1981-04-07 1981-04-07 1980-09-16 1979-02-05 1981-04-07
 10TH PERCENTILE            0.001      0.004       0.03       0.13      0.000
 MEDIAN                     0.005      0.020       0.06       0.21      0.005
 90TH PERCENTILE            0.005      0.020       0.11       0.52      0.006
 MAXIMUM                    0.005      0.020       0.72      48.00      0.009
 DATE OF MAXIMUM       1981-01-06 1981-01-06 1981-08-24 1981-08-24 1980-10-01
 STANDARD DEVIATION         0.001      0.006       0.07       3.81      0.002




                               Cu         Zn         Zn         As         As
                             DISS      TOTAL       DISS      TOTAL       DISS
                            29106      30004      30104      33003      33103
                          mg/L Cu    mg/L Zn    mg/L Zn    mg/L As    mg/L As


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        2         10          2         10          2
 MEAN                       0.005      0.054      0.040      0.023      0.022
 MINIMUM                               0.010                 0.010           
 DATE OF MINIMUM                  1979-07-09            1980-04-01           
 10TH PERCENTILE                       0.010                 0.010           
 MEDIAN                                0.025                 0.020           
 90TH PERCENTILE                       0.120                 0.040           
 MAXIMUM                               0.150                 0.050           
 DATE OF MAXIMUM                  1980-07-02            1980-07-02           
 STANDARD DEVIATION                    0.051                 0.013           




                         FAEC COL         Cd         Cd         Cd         Ba
                                       TOTAL      TOTAL       DISS      TOTAL
                            36011      48001      48002      48101      80011
                         No/100ml    mg/L Cd    mg/L Cd    mg/L Cd    ug/L Hg


 NO. OF L-FLAGGED VALUES        0          6          4          4         10
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       34          0          0          0          0
 MEAN                        746.      0.419      0.002      0.627      0.450
 MINIMUM                      70.      0.002      0.000      0.002      0.000
 DATE OF MINIMUM       1979-10-03 1979-10-03 1981-04-07 1979-01-10 1981-04-07
 10TH PERCENTILE             130.                                       0.000
 MEDIAN                      375.      0.002      0.002      0.002      0.500
 90TH PERCENTILE            1620.                                       0.500
 MAXIMUM                    4100.      2.500      0.002      2.500      0.500
 DATE OF MAXIMUM       1979-09-06 1979-07-09 1981-10-14 1979-07-09 1981-01-06
 STANDARD DEVIATION          906.      1.020      0.001      1.249      0.158




                               Hg         Pb         Pb         Pb       INST
                             DISS      TOTAL      TOTAL       DISS     DISCHG
                            80111      82001      82002      82101      97160
                          ug/L Hg    mg/L Pb    mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        4          6          4          4          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0        158
 MEAN                       0.500      0.010      0.007      0.010       25.5
 MINIMUM                    0.500      0.010      0.000      0.010        4.9
 DATE OF MINIMUM       1979-01-10 1979-07-09 1981-04-07 1979-01-10 1980-10-20
 10TH PERCENTILE                                                          7.0
 MEDIAN                     0.500      0.010      0.010      0.010       14.6
 90TH PERCENTILE                                                         57.4
 MAXIMUM                    0.500      0.010      0.010      0.010      243.1
 DATE OF MAXIMUM       1979-10-03 1980-10-01 1981-10-14 1979-10-03 1981-08-24
 STANDARD DEVIATION         0.000      0.000      0.005      0.000       29.7





 STATION - URAWA PURIFICATION PLANT                 STATION NO. 080002
 COUNTRY - JAPAN                                    DEPTH(M)     236.5
 LOCATION - OCT. 2  LAT. 35/51/20  LONG. 139/39/40  ELEVATION(M) -17.1
 REGIONAL CENTRE - WPRA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-09 TO 1981-12-14

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP    PHENOLS         CN
                           SAMPLE       COND                                 
                            00190      02041      02061      06532      06606
                              N/A      us/cm      deg C       mg/L    mg/L Cn


 NO. OF L-FLAGGED VALUES        0          0          0          6          6
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       34         35         35          0          0
 MEAN                          1.       113.       16.3      0.005      0.010
 MINIMUM                       1.        98.       14.8      0.005      0.010
 DATE OF MINIMUM       1979-01-09 1981-12-14 1979-01-09 1979-03-20 1979-03-20
 10TH PERCENTILE               1.       101.       15.7                      
 MEDIAN                        1.       111.       16.2      0.005      0.010
 90TH PERCENTILE               1.       123.       16.9                      
 MAXIMUM                       1.       132.       19.0      0.005      0.010
 DATE OF MAXIMUM       1981-12-14 1981-07-14 1981-09-09 1981-09-09 1981-09-09
 STANDARD DEVIATION            0.         7.        0.7      0.000      0.000




                           NO3NO2        NH3         O2     PERM V          F
                                                   DISS                  DISS
                            07105      07551      08101      08401      09110
                           mg/L N     mg/L N    mg/L O2    mg/L O2     mg/L F


 NO. OF L-FLAGGED VALUES        0         33          0         12         30
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       35          2         33         23          4
 MEAN                        0.35       0.02        5.7         1.        0.1
 MINIMUM                     0.08       0.02        1.4         0.        0.1
 DATE OF MINIMUM       1980-04-15 1979-01-09 1979-02-14 1979-08-21 1979-07-17
 10TH PERCENTILE             0.20       0.02        2.3         0.        0.1
 MEDIAN                      0.40       0.02        6.2         0.        0.1
 90TH PERCENTILE             0.45       0.02        7.2         2.        0.2
 MAXIMUM                     0.49       0.07        7.4         2.        0.2
 DATE OF MAXIMUM       1980-12-17 1979-03-20 1980-03-04 1979-06-19 1979-06-19
 STANDARD DEVIATION          0.10       0.01        1.6         1.        0.0




                              ALK        ALK         pH       TENS         Mg
                            TOTAL      TOTAL               ANIONIC       DISS
                            10102      10120      10300      10702      12103
                             mg/L      MEQ/L   pH UNITS       mg/L    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0          5          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        4         29         35          0         33
 MEAN                       30.58       1.05        7.5        0.2         3.
 MINIMUM                    26.60       0.89        7.3        0.2         2.
 DATE OF MINIMUM       1979-03-20 1981-02-23 1979-07-17 1979-03-20 1981-05-12
 10TH PERCENTILE                        0.94        7.4                    2.
 MEDIAN                     30.45       1.02        7.5        0.2         3.
 90TH PERCENTILE                        1.20        7.6                    3.
 MAXIMUM                    34.80       1.28        7.7        0.2         3.
 DATE OF MAXIMUM       1979-05-22 1981-07-14 1981-12-14 1981-09-09 1981-12-14
 STANDARD DEVIATION          4.27       0.10        0.1        0.0         0.



                               Cl       PCBS         Ca         Cr         Mn
                             DISS                  DISS        HEX      TOTAL
                            17204      18165      20101      24101      25004
                          mg/L Cl       ug/L    mg/L Ca    mg/L Cr    mg/L Mn


 NO. OF L-FLAGGED VALUES        0          2          0          6         28
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       35          0         33          0          1
 MEAN                          3.      0.500      9.876      0.020       0.01
 MINIMUM                       1.                 8.000      0.020       0.01
 DATE OF MINIMUM       1979-10-09            1981-12-14 1979-03-20 1979-07-17
 10TH PERCENTILE               1.                 8.630                  0.01
 MEDIAN                        3.                 9.800      0.020       0.01
 90TH PERCENTILE               4.                10.700                  0.01
 MAXIMUM                       5.                12.600      0.020       0.03
 DATE OF MAXIMUM       1979-01-09            1981-08-10 1981-09-09 1980-04-15
 STANDARD DEVIATION            1.                 0.912      0.000       0.00




                               Mn         Fe         Cu         Cu         Zn
                             DISS      TOTAL      TOTAL       DISS      TOTAL
                            25104      26002      29006      29106      30004
                          mg/L Mn    mg/L Fe    mg/L Cu    mg/L Cu    mg/L Zn


 NO. OF L-FLAGGED VALUES        6         30          5          1          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          5          0          0          4
 MEAN                        0.02       0.01      0.010      0.010      0.014
 MINIMUM                     0.01       0.01      0.010                 0.005
 DATE OF MINIMUM       1979-05-22 1979-01-09 1979-09-13            1980-03-04
 10TH PERCENTILE                        0.01                                 
 MEDIAN                      0.02       0.01      0.010                 0.012
 90TH PERCENTILE                        0.02                                 
 MAXIMUM                     0.02       0.04      0.010                 0.028
 DATE OF MAXIMUM       1979-04-11 1980-05-12 1981-09-09            1981-09-09
 STANDARD DEVIATION          0.00       0.01      0.000                 0.010




                               Zn         As         As   FAEC COL         Cd
                             DISS      TOTAL       DISS                 TOTAL
                            30104      33003      33103      36011      48002
                          mg/L Zn    mg/L As    mg/L As   No/100ml    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          3          1          0         10
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0          0         23          0
 MEAN                       0.072      0.005      0.005         0.      0.005
 MINIMUM                                                        0.      0.005
 DATE OF MINIMUM                                        1979-01-09 1979-09-13
 10TH PERCENTILE                                                0.      0.005
 MEDIAN                                                         0.      0.005
 90TH PERCENTILE                                                0.      0.005
 MAXIMUM                                                        0.      0.005
 DATE OF MAXIMUM                                        1981-06-08 1981-12-14
 STANDARD DEVIATION                                             0.      0.000



                               Cd         Ba         Hg         Pb         Pb
                             DISS      TOTAL       DISS      TOTAL       DISS
                            48101      80011      80111      82002      82101
                          mg/L Cd    ug/L Hg    ug/L Hg    mg/L Pb    mg/L Pb


 NO. OF L-FLAGGED VALUES        2         10          2         10          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0          0
 MEAN                       0.005      0.500      0.500      0.010      0.010
 MINIMUM                               0.500                 0.010           
 DATE OF MINIMUM                  1979-09-13            1979-09-13           
 10TH PERCENTILE                       0.500                 0.010           
 MEDIAN                                0.500                 0.010           
 90TH PERCENTILE                       0.500                 0.010           
 MAXIMUM                               0.500                 0.010           
 DATE OF MAXIMUM                  1981-12-14            1981-12-14           
 STANDARD DEVIATION                    0.000                 0.000           




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES       35
 MEAN                         0.0
 MINIMUM                      0.0
 DATE OF MINIMUM       1980-01-16
 10TH PERCENTILE              0.0
 MEDIAN                       0.0
 90TH PERCENTILE              0.0
 MAXIMUM                      0.0
 DATE OF MAXIMUM       1981-03-12
 STANDARD DEVIATION           0.0





 STATION - TONE RIVER AT TONE-OZEKI                 STATION NO. 080003
 COUNTRY - JAPAN                                    DEPTH(M)       2.1
 LOCATION - OCT. 2  LAT. 36/10/50  LONG. 139/28/30  ELEVATION(M)  22.4
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-16 TO 1981-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     N KJEL
                             COND                                            
                            02041      02061      06532      06606      07001
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         30         11          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36          6          0         15
 MEAN                        203.       14.0      0.003      0.005        2.8
 MINIMUM                      94.        3.8      0.003      0.004        1.5
 DATE OF MINIMUM       1981-05-11 1981-12-15 1979-01-16 1979-06-19 1980-02-19
 10TH PERCENTILE             140.        5.0      0.003      0.004        1.5
 MEDIAN                      212.       12.4      0.003      0.005        2.9
 90TH PERCENTILE             249.       22.9      0.003      0.005        3.7
 MAXIMUM                     281.       25.7      0.005      0.005        4.4
 DATE OF MAXIMUM       1981-11-09 1980-07-22 1979-04-17 1981-12-15 1981-11-09
 STANDARD DEVIATION           43.        7.0      0.000      0.001        0.9




                           NO3NO2        NH3         O2        BOD     PERM V
                                                   DISS                      
                            07105      07551      08101      08201      08401
                           mg/L N     mg/L N    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         36         36         36
 MEAN                        1.66       0.22       10.0         2.         4.
 MINIMUM                     0.60       0.01        6.9         1.         1.
 DATE OF MINIMUM       1979-04-17 1980-12-09 1979-08-21 1980-12-09 1981-01-12
 10TH PERCENTILE             0.72       0.07        7.5         1.         1.
 MEDIAN                      1.44       0.20       10.0         2.         2.
 90TH PERCENTILE             2.95       0.38       12.0         2.         7.
 MAXIMUM                     3.88       0.47       13.0         5.        12.
 DATE OF MAXIMUM       1981-11-09 1981-02-17 1979-01-16 1979-10-16 1980-10-21
 STANDARD DEVIATION          0.84       0.12        1.6         1.         3.




                              ALK        ALK         pH   SUSP SOL       TENS
                            TOTAL      TOTAL               105 DEG    ANIONIC
                            10102      10120      10300      10401      10702
                             mg/L      MEQ/L   pH UNITS       mg/L       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          7          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        6         30         36         28         30
 MEAN                       24.58       0.54        7.1         9.        0.1
 MINIMUM                    17.00       0.28        6.7         2.        0.0
 DATE OF MINIMUM       1979-04-17 1981-05-11 1981-05-11 1980-01-16 1980-06-17
 10TH PERCENTILE                        0.30        6.9         3.        0.0
 MEDIAN                     23.00       0.56        7.1         7.        0.0
 90TH PERCENTILE                        0.70        7.2        16.        0.1
 MAXIMUM                    35.00       0.78        7.4        34.        0.1
 DATE OF MAXIMUM       1979-01-16 1981-09-16 1979-03-29 1981-05-11 1980-02-19
 STANDARD DEVIATION          7.49       0.15        0.1         7.        0.0





                          P ORTHO      PO4-P    P ORTHO         Cl    P,P-DDT
                            TOTAL        SOL       DISS       DISS           
                            15205      15254      15255      17204      18000
                           mg/L P   mg/L PO4     mg/L P    mg/L Cl       ug/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       12          6         12         36          0
 MEAN                       0.034      0.040      0.031        16.      0.030
 MINIMUM                    0.020      0.010      0.013         8.           
 DATE OF MINIMUM       1980-05-20 1979-04-17 1981-05-11 1979-07-17           
 10TH PERCENTILE            0.020                 0.014        10.           
 MEDIAN                     0.033      0.038      0.027        17.           
 90TH PERCENTILE            0.046                 0.044        22.           
 MAXIMUM                    0.059      0.078      0.070        24.           
 DATE OF MAXIMUM       1980-10-21 1979-03-29 1981-02-17 1980-12-09           
 STANDARD DEVIATION         0.012      0.027      0.016         5.           




                          O,P-DDT    P,P-DDD    P,P-DDE     ALPHA-     ALDRIN
                                                               BHC           
                            18005      18010      18020      18075      18130
                             ug/L       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        2          2          2          0          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          2          0
 MEAN                       0.010      0.010      0.010      0.009      0.003
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                         DIELDRIN       PCBS         Cr         Mn         Fe
                                                    HEX      TOTAL      TOTAL
                            18150      18165      24101      25004      26004
                             ug/L       ug/L    mg/L Cr    mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES        2          2         11          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0         32         32
 MEAN                       0.010      0.500      0.003       0.08       0.52
 MINIMUM                                          0.002       0.01       0.05
 DATE OF MINIMUM                             1979-06-19 1980-07-22 1980-06-17
 10TH PERCENTILE                                  0.002       0.03       0.14
 MEDIAN                                           0.004       0.07       0.40
 90TH PERCENTILE                                  0.004       0.12       0.86
 MAXIMUM                                          0.004       0.20       2.70
 DATE OF MAXIMUM                             1981-12-15 1980-10-21 1980-10-21
 STANDARD DEVIATION                               0.001       0.04       0.53




                               Cu         Cu         Zn         As   FAEC COL
                            TOTAL       DISS      TOTAL      TOTAL           
                            29006      29106      30004      33003      36011
                          mg/L Cu    mg/L Cu    mg/L Zn    mg/L As   No/100ml


 NO. OF L-FLAGGED VALUES        9          1          5          5          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          1          6          4         36
 MEAN                       0.008      0.010      0.015      0.001      1056.
 MINIMUM                    0.005                 0.010      0.001        33.
 DATE OF MINIMUM       1979-06-19            1980-02-19 1980-02-19 1980-05-20
 10TH PERCENTILE                                  0.010                   79.
 MEDIAN                     0.010                 0.010      0.001       490.
 90TH PERCENTILE                                  0.029                 3300.
 MAXIMUM                    0.010                 0.040      0.001      4900.
 DATE OF MAXIMUM       1981-12-15            1979-12-11 1981-12-15 1979-07-17
 STANDARD DEVIATION         0.003                 0.010      0.000      1382.




                               Cd         Ba         Pb       INST
                            TOTAL      TOTAL      TOTAL     DISCHG
                            48001      80011      82001      97160
                          mg/L Cd    ug/L Hg    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       10         11         11          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0          0         36
 MEAN                       0.001      0.355      0.003      158.8
 MINIMUM                    0.001      0.100      0.003       54.6
 DATE OF MINIMUM       1979-06-19 1979-06-19 1979-06-19 1979-03-29
 10TH PERCENTILE            0.001      0.100      0.003       69.8
 MEDIAN                     0.001      0.500      0.003      141.0
 90TH PERCENTILE            0.001      0.500      0.003      263.1
 MAXIMUM                    0.001      0.500      0.003      367.0
 DATE OF MAXIMUM       1981-12-15 1981-12-15 1981-12-15 1981-05-11
 STANDARD DEVIATION         0.000      0.202      0.000       76.6





 STATION - SUGINAMI FILTRATION PLANT                STATION NO. 080004
 COUNTRY - JAPAN                                    DEPTH(M)      14.0
 LOCATION - OCT. 2  LAT. 35/43/30  LONG. 139/35/30  ELEVATION(M)  42.6
 REGIONAL CENTRE - WPRA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-02-07 TO 1981-11-11

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     NO3NO2
                             COND                                            
                            02041      02061      06532      06606      07105
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         11         11          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       12         12          0          0         12
 MEAN                        242.       15.8      0.003      0.005       8.93
 MINIMUM                     230.       15.5      0.003      0.004       5.90
 DATE OF MINIMUM       1979-05-09 1979-02-07 1979-05-09 1979-05-09 1979-08-08
 10TH PERCENTILE             230.       15.5      0.003      0.004       6.28
 MEDIAN                      242.       15.8      0.003      0.005       9.50
 90TH PERCENTILE             248.       16.1      0.003      0.005      10.00
 MAXIMUM                     258.       16.2      0.003      0.005      10.10
 DATE OF MAXIMUM       1981-11-11 1979-08-08 1981-11-11 1981-11-11 1980-02-06
 STANDARD DEVIATION            8.        0.2      0.000      0.001       1.29




                              NH3         O2        BOD     PERM V          F
                                        DISS                             DISS
                            07551      08101      08201      08401      09104
                           mg/L N    mg/L O2    mg/L O2    mg/L O2     mg/L F


 NO. OF L-FLAGGED VALUES       12          0          2          1          8
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         12         10         11          3
 MEAN                        0.03        7.0         1.         0.        0.0
 MINIMUM                     0.02        6.6         0.         0.        0.0
 DATE OF MINIMUM       1979-02-07 1980-05-07 1980-05-07 1979-02-07 1981-02-04
 10TH PERCENTILE             0.02        6.6         0.         0.        0.0
 MEDIAN                      0.03        6.9         1.         0.        0.1
 90TH PERCENTILE             0.03        7.3         1.         1.        0.1
 MAXIMUM                     0.03        7.3         1.         1.        0.1
 DATE OF MAXIMUM       1981-11-11 1980-11-05 1980-08-06 1980-08-06 1980-11-05
 STANDARD DEVIATION          0.01        0.3         0.         0.        0.0




                              ALK        ALK         pH       TENS         Mg
                            TOTAL      TOTAL               ANIONIC      TOTAL
                            10102      10120      10300      10702      12003
                             mg/L      MEQ/L   pH UNITS       mg/L    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0         10          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        2         10         12          0          1
 MEAN                       39.25       0.81        6.2        0.0         9.
 MINIMUM                                0.79        6.2        0.0           
 DATE OF MINIMUM                  1981-05-13 1979-11-07 1980-05-07           
 10TH PERCENTILE                        0.79        6.2        0.0           
 MEDIAN                                 0.81        6.2        0.0           
 90TH PERCENTILE                        0.84        6.3        0.0           
 MAXIMUM                                0.85        6.4        0.0           
 DATE OF MAXIMUM                  1980-02-06 1979-02-07 1980-02-06           
 STANDARD DEVIATION                     0.02        0.1        0.0           




                               Mg         Si    P ORTHO      PO4-P   SULPHATE
                             DISS   REACTIVE      TOTAL        SOL           
                            12103      14101      15205      15254      16302
                          mg/L Mg   mg/LSiO2     mg/L P   mg/L PO4   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          3          1          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       11         11          4          1         12
 MEAN                          9.      23.18      0.011      0.009         7.
 MINIMUM                       7.      15.00      0.003                    6.
 DATE OF MINIMUM       1980-02-06 1979-05-09 1981-02-04            1980-02-06
 10TH PERCENTILE               7.      15.60                               6.
 MEDIAN                       10.      24.00      0.007                    8.
 90TH PERCENTILE              10.      25.00                               8.
 MAXIMUM                      12.      27.00      0.020                    8.
 DATE OF MAXIMUM       1980-05-07 1980-05-07 1981-05-13            1979-11-07
 STANDARD DEVIATION            1.       3.16      0.007                    1.




                               Cl    P,P-DDT    O,P-DDT    P,P-DDD    P,P-DDE
                             DISS                                            
                            17204      18000      18005      18010      18020
                          mg/L Cl       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        0          2          2          2          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       12          0          0          0          0
 MEAN                         21.      0.030      0.010      0.010      0.010
 MINIMUM                      19.                                            
 DATE OF MINIMUM       1979-08-08                                            
 10TH PERCENTILE              19.                                            
 MEDIAN                       21.                                            
 90TH PERCENTILE              22.                                            
 MAXIMUM                      22.                                            
 DATE OF MAXIMUM       1980-08-06                                            
 STANDARD DEVIATION            1.                                            




                           ALPHA-     ALDRIN   DIELDRIN       PCBS         Ca
                              BHC                                        DISS
                            18075      18130      18150      18165      20101
                             ug/L       ug/L       ug/L       ug/L    mg/L Ca


 NO. OF L-FLAGGED VALUES        2          2          2          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0         12
 MEAN                       0.001      0.003      0.010      0.500     17.900
 MINIMUM                                                               13.000
 DATE OF MINIMUM                                                   1980-05-07
 10TH PERCENTILE                                                       13.400
 MEDIAN                                                                18.200
 90TH PERCENTILE                                                       19.760
 MAXIMUM                                                               21.000
 DATE OF MAXIMUM                                                   1980-02-06
 STANDARD DEVIATION                                                     2.141




                               Cr         Mn         Mn         Mn         Fe
                              HEX      TOTAL      TOTAL       DISS      TOTAL
                            24101      25004      25009      25101      26002
                          mg/L Cr    mg/L Mn    mg/L Mn    mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES       12          1          6          4         10
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0          2
 MEAN                       0.003       0.00       0.01       0.01       0.01
 MINIMUM                    0.002                  0.01       0.00       0.01
 DATE OF MINIMUM       1979-02-07            1979-09-08 1979-02-07 1979-02-07
 10TH PERCENTILE            0.002                                        0.01
 MEDIAN                     0.004                  0.01       0.01       0.01
 90TH PERCENTILE            0.004                                        0.03
 MAXIMUM                    0.004                  0.01       0.01       0.04
 DATE OF MAXIMUM       1981-11-11            1981-11-11 1980-11-05 1981-05-13
 STANDARD DEVIATION         0.001                  0.00       0.00       0.01




                               Cu         Zn         As   FAEC COL         Cd
                            TOTAL      TOTAL      TOTAL                 TOTAL
                            29006      30004      33003      36011      48001
                          mg/L Cu    mg/L Zn    mg/L As   No/100ml    mg/L Cd


 NO. OF L-FLAGGED VALUES       10          4         10          0         12
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        2          8          0          8          0
 MEAN                       0.009      0.010      0.001         0.      0.001
 MINIMUM                    0.005      0.005      0.001         0.      0.000
 DATE OF MINIMUM       1979-02-07 1979-02-07 1979-02-07 1979-02-07 1981-02-04
 10TH PERCENTILE            0.005      0.006      0.001                 0.000
 MEDIAN                     0.010      0.010      0.001         0.      0.001
 90TH PERCENTILE            0.010      0.010      0.001                 0.001
 MAXIMUM                    0.010      0.020      0.001         0.      0.001
 DATE OF MAXIMUM       1981-11-11 1981-08-05 1981-11-11 1981-05-13 1980-11-05
 STANDARD DEVIATION         0.002      0.003      0.000         0.      0.000




                               Ba         Pb       INST
                            TOTAL      TOTAL     DISCHG
                            80011      82001      97160
                          ug/L Hg    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       12         12          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         12
 MEAN                       0.333      0.003        0.1
 MINIMUM                    0.100      0.003        0.0
 DATE OF MINIMUM       1979-02-07 1979-02-07 1979-11-07
 10TH PERCENTILE            0.100      0.003        0.0
 MEDIAN                     0.500      0.003        0.1
 90TH PERCENTILE            0.500      0.003        0.1
 MAXIMUM                    0.500      0.003        0.1
 DATE OF MAXIMUM       1981-11-11 1981-11-11 1980-05-07
 STANDARD DEVIATION         0.206      0.000        0.0





 STATION - OKUSAGAMI RESERVOIR AT INTAKE            STATION NO. 080005
 COUNTRY - JAPAN                                    DEPTH(M)      10.0
 LOCATION - OCT. 2  LAT. 35/32/45  LONG. 139/08/27  ELEVATION(M) 314.0
 REGIONAL CENTRE - WPRA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-24 TO 1981-12-14

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      TRANS    PHENOLS         CN
                             COND                                            
                            02041      02061      02076      06532      06606
                            us/cm      deg C          m       mg/L    mg/L Cn


 NO. OF L-FLAGGED VALUES        0          0          0          6          6
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         36          0          0
 MEAN                         91.       13.0        2.4      0.005      0.005
 MINIMUM                      70.        4.0        0.4      0.005      0.005
 DATE OF MINIMUM       1979-07-19 1980-01-09 1981-05-18 1979-04-18 1979-04-18
 10TH PERCENTILE              78.        4.9        0.8                      
 MEDIAN                       91.       12.4        2.1      0.005      0.005
 90TH PERCENTILE             102.       22.1        4.2                      
 MAXIMUM                     111.       25.3        5.5      0.005      0.005
 DATE OF MAXIMUM       1981-07-13 1981-06-16 1979-03-22 1981-10-19 1981-10-19
 STANDARD DEVIATION            9.        6.1        1.3      0.000      0.000




                           NO3NO2        NH3         O2        BOD     PERM V
                                                   DISS                      
                            07105      07551      08101      08201      08401
                           mg/L N     mg/L N    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0         13          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         23         36         36         36
 MEAN                        0.53       0.02       10.3         1.         1.
 MINIMUM                     0.24       0.01        7.7         0.         0.
 DATE OF MINIMUM       1979-04-18 1979-01-24 1981-07-13 1980-08-28 1981-01-21
 10TH PERCENTILE             0.35       0.01        8.4         0.         0.
 MEDIAN                      0.47       0.01       10.1         1.         1.
 90TH PERCENTILE             0.62       0.03       12.0         2.         2.
 MAXIMUM                     1.96       0.07       13.3         3.         5.
 DATE OF MAXIMUM       1980-06-18 1981-05-18 1979-01-24 1979-08-22 1979-07-19
 STANDARD DEVIATION          0.29       0.01        1.4         1.         1.




                                F        ALK         pH       TENS         Mg
                             DISS      TOTAL               ANIONIC       DISS
                            09105      10120      10300      10702      12103
                           mg/L F      MEQ/L   pH UNITS       mg/L    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0         12          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        6         36         36         18         36
 MEAN                         0.0       0.61        7.3        0.0         2.
 MINIMUM                      0.0       0.42        6.8        0.0         1.
 DATE OF MINIMUM       1979-04-18 1981-05-18 1980-06-18 1979-01-24 1981-09-07
 10TH PERCENTILE                        0.54        7.2        0.0         2.
 MEDIAN                       0.0       0.62        7.3        0.0         2.
 90TH PERCENTILE                        0.70        7.4        0.0         3.
 MAXIMUM                      0.0       0.74        7.6        0.0         5.
 DATE OF MAXIMUM       1981-04-14 1979-08-22 1980-09-16 1981-03-03 1979-09-19
 STANDARD DEVIATION           0.0       0.07        0.1        0.0         1.




                               Si      PO4-P    P ORTHO   SULPHATE         Cl
                         REACTIVE        SOL       DISS                  DISS
                            14101      15254      15255      16306      17204
                         mg/LSiO2   mg/L PO4     mg/L P   mg/L SO4    mg/L Cl


 NO. OF L-FLAGGED VALUES        0          0          3          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          6         21         36         36
 MEAN                       18.95      0.011      0.007         8.         3.
 MINIMUM                    14.50      0.003      0.003         6.         1.
 DATE OF MINIMUM       1979-07-19 1979-03-22 1980-01-09 1979-12-05 1981-06-16
 10TH PERCENTILE            16.60                 0.003         6.         1.
 MEDIAN                     19.00      0.013      0.007         8.         3.
 90TH PERCENTILE            21.00                 0.013         9.         4.
 MAXIMUM                    27.00      0.016      0.020        10.         6.
 DATE OF MAXIMUM       1979-06-20 1979-06-20 1980-10-07 1981-03-03 1979-06-20
 STANDARD DEVIATION          2.24      0.005      0.005         1.         1.




                             PCBS         Ca         Cr         Mn         Mn
                                        DISS      TOTAL      TOTAL       DISS
                            18165      20101      24002      25004      25104
                             ug/L    mg/L Ca    mg/L Cr    mg/L Mn    mg/L Mn


 NO. OF L-FLAGGED VALUES       36          0          6          5         11
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         36          0         25         19
 MEAN                       0.100     10.583      0.010       0.02       0.01
 MINIMUM                    0.100      7.600      0.010       0.01       0.01
 DATE OF MINIMUM       1979-01-24 1981-05-18 1979-04-18 1979-10-17 1979-01-24
 10TH PERCENTILE            0.100      8.800                  0.01       0.01
 MEDIAN                     0.100     11.000      0.010       0.01       0.01
 90TH PERCENTILE            0.100     12.000                  0.05       0.03
 MAXIMUM                    0.100     12.400      0.010       0.05       0.05
 DATE OF MAXIMUM       1981-12-14 1979-06-20 1981-10-19 1981-07-13 1981-07-13
 STANDARD DEVIATION         0.000      1.097      0.000       0.01       0.01




                               Fe         Cu         Zn         As         As
                            TOTAL      TOTAL      TOTAL      TOTAL       DISS
                            26002      29006      30004      33003      33103
                          mg/L Fe    mg/L Cu    mg/L Zn    mg/L As    mg/L As


 NO. OF L-FLAGGED VALUES        0          6          6          5          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          0          0          0          0
 MEAN                        0.34      0.010      0.010      0.010      0.010
 MINIMUM                     0.07      0.010      0.010      0.010           
 DATE OF MINIMUM       1979-01-24 1979-04-18 1979-04-18 1979-04-18           
 10TH PERCENTILE             0.08                                            
 MEDIAN                      0.19      0.010      0.010      0.010           
 90TH PERCENTILE             0.58                                            
 MAXIMUM                     2.10      0.010      0.010      0.010           
 DATE OF MAXIMUM       1981-05-18 1981-10-19 1981-10-19 1981-10-19           
 STANDARD DEVIATION          0.44      0.000      0.000      0.000           





                         FAEC COL       FAEC       FAEC    PHYTOP.         Cd
                                       STREP      STREP      COUNT      TOTAL
                            36011      36101      36102      36301      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         12         12         12          0
 MEAN                        195.        58.       359.        81.      0.001
 MINIMUM                      17.         0.        22.         7.      0.001
 DATE OF MINIMUM       1979-09-19 1981-01-21 1980-01-09 1981-10-19 1979-01-24
 10TH PERCENTILE              21.         0.        22.         7.      0.001
 MEDIAN                       79.        34.        60.        34.      0.001
 90TH PERCENTILE             330.        76.       300.       244.      0.001
 MAXIMUM                    2400.       330.      3300.       327.      0.001
 DATE OF MAXIMUM       1981-06-16 1981-05-18 1980-08-28 1981-02-19 1981-12-14
 STANDARD DEVIATION          399.        90.       931.       113.      0.000




                               Ba         Pb   TEMP-AIR
                            TOTAL      TOTAL           
                            80011      82001      97060
                          ug/L Hg    mg/L Pb      deg C


 NO. OF L-FLAGGED VALUES       36         35          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          1         24
 MEAN                       0.133      0.007       18.0
 MINIMUM                    0.100      0.005        7.2
 DATE OF MINIMUM       1979-04-18 1979-04-18 1980-02-21
 10TH PERCENTILE            0.100      0.005        7.6
 MEDIAN                     0.100      0.005       17.8
 90TH PERCENTILE            0.100      0.005       27.4
 MAXIMUM                    0.500      0.070       30.2
 DATE OF MAXIMUM       1979-03-22 1979-02-21 1981-07-13
 STANDARD DEVIATION         0.112      0.011        7.6





 STATION - SAGAMI RESERVOIR AT INTAKE               STATION NO. 080006
 COUNTRY - JAPAN                                    DEPTH(M)      19.4
 LOCATION - OCT. 2  LAT. 35/36/49  LONG. 139/12/00  ELEVATION(M) 167.0
 REGIONAL CENTRE - WPRA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-17 TO 1981-12-08

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      TRANS    PHENOLS         CN
                             COND                                            
                            02041      02061      02076      06532      06606
                            us/cm      deg C          m       mg/L    mg/L Cn


 NO. OF L-FLAGGED VALUES        0          0          0          6          6
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         36          0          0
 MEAN                        138.       15.9        1.9      0.005      0.005
 MINIMUM                     115.        6.0        0.3      0.005      0.005
 DATE OF MINIMUM       1979-10-11 1981-01-14 1979-10-11 1979-04-11 1979-04-11
 10TH PERCENTILE             125.        7.2        0.8                      
 MEDIAN                      138.       15.6        1.8      0.005      0.005
 90TH PERCENTILE             149.       24.2        3.0                      
 MAXIMUM                     156.       28.8        3.8      0.005      0.005
 DATE OF MAXIMUM       1981-03-10 1981-08-10 1981-12-08 1981-10-13 1981-10-13
 STANDARD DEVIATION           10.        6.8        0.9      0.000      0.000




                           NO3NO2        NH3         O2        BOD     PERM V
                                                   DISS                      
                            07105      07551      08101      08201      08401
                           mg/L N     mg/L N    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          9          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         26         36         36         36
 MEAN                        0.89       0.05       11.7         2.         3.
 MINIMUM                     0.10       0.01        8.1         0.         0.
 DATE OF MINIMUM       1979-08-15 1979-01-17 1981-09-08 1981-07-07 1981-01-14
 10TH PERCENTILE             0.28       0.01        9.2         1.         1.
 MEDIAN                      0.98       0.04       10.8         1.         3.
 90TH PERCENTILE             1.22       0.12       15.4         4.         6.
 MAXIMUM                     1.30       0.33       18.7         5.        14.
 DATE OF MAXIMUM       1980-12-09 1980-06-11 1980-08-12 1979-06-13 1980-09-09
 STANDARD DEVIATION          0.35       0.06        2.6         1.         3.




                                F        ALK         pH       TENS         Mg
                             DISS      TOTAL               ANIONIC       DISS
                            09105      10120      10300      10702      12103
                           mg/L F      MEQ/L   pH UNITS       mg/L    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        6         36         35         28         36
 MEAN                         0.1       0.84        8.2        0.0         4.
 MINIMUM                      0.0       0.58        7.1        0.0         3.
 DATE OF MINIMUM       1981-10-13 1979-10-11 1979-02-14 1979-01-17 1980-08-12
 10TH PERCENTILE                        0.74        7.2        0.0         3.
 MEDIAN                       0.1       0.86        7.6        0.0         4.
 90TH PERCENTILE                        0.93       10.0        0.1         4.
 MAXIMUM                      0.1       0.98       10.3        0.1         5.
 DATE OF MAXIMUM       1980-04-09 1979-07-11 1981-08-10 1980-08-12 1979-01-17
 STANDARD DEVIATION           0.0       0.08        1.1        0.0         1.




                               Si      PO4-P    P ORTHO   SULPHATE         Cl
                         REACTIVE        SOL       DISS                  DISS
                            14101      15254      15255      16306      17204
                         mg/LSiO2   mg/L PO4     mg/L P   mg/L SO4    mg/L Cl


 NO. OF L-FLAGGED VALUES        0          0          2          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          6         22         36         36
 MEAN                       22.32      0.118      0.047        12.         5.
 MINIMUM                     3.00      0.016      0.003         6.         4.
 DATE OF MINIMUM       1981-07-07 1979-05-16 1980-08-12 1980-08-12 1981-10-13
 10TH PERCENTILE             8.76                 0.003        10.         4.
 MEDIAN                     23.35      0.093      0.041        13.         5.
 90TH PERCENTILE            28.00                 0.091        14.         6.
 MAXIMUM                    35.10      0.330      0.108        15.         7.
 DATE OF MAXIMUM       1979-01-17 1979-06-13 1981-02-12 1980-05-14 1981-07-07
 STANDARD DEVIATION          6.89      0.109      0.033         2.         1.




                             PCBS         Ca         Cr         Mn         Mn
                                        DISS      TOTAL      TOTAL       DISS
                            18165      20101      24002      25004      25104
                             ug/L    mg/L Ca    mg/L Cr    mg/L Mn    mg/L Mn


 NO. OF L-FLAGGED VALUES       36          0          6          5         20
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         36          0         25         10
 MEAN                       0.100     13.783      0.010       0.02       0.01
 MINIMUM                    0.100     12.000      0.010       0.01       0.01
 DATE OF MINIMUM       1979-01-17 1979-10-11 1979-04-11 1979-08-15 1979-03-14
 10TH PERCENTILE            0.100     12.480                  0.01       0.01
 MEDIAN                     0.100     14.000      0.010       0.01       0.01
 90TH PERCENTILE            0.100     14.580                  0.02       0.01
 MAXIMUM                    0.100     15.600      0.010       0.06       0.03
 DATE OF MAXIMUM       1981-12-08 1979-03-14 1981-10-13 1979-10-11 1979-01-17
 STANDARD DEVIATION         0.000      0.826      0.000       0.01       0.00




                               Fe         Cu         Zn         Zn         As
                            TOTAL      TOTAL      TOTAL       DISS      TOTAL
                            26002      29006      30004      30104      33003
                          mg/L Fe    mg/L Cu    mg/L Zn    mg/L Zn    mg/L As


 NO. OF L-FLAGGED VALUES        0          6          6          1          4
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          0          0          0          0
 MEAN                        0.18      0.010      0.010      0.010      0.010
 MINIMUM                     0.02      0.010      0.010                 0.010
 DATE OF MINIMUM       1981-06-09 1979-04-11 1979-04-11            1980-04-09
 10TH PERCENTILE             0.04                                            
 MEDIAN                      0.12      0.010      0.010                 0.010
 90TH PERCENTILE             0.28                                            
 MAXIMUM                     1.40      0.010      0.010                 0.010
 DATE OF MAXIMUM       1979-10-11 1981-10-13 1981-10-13            1981-10-13
 STANDARD DEVIATION          0.26      0.000      0.000                 0.000





                         FAEC COL       FAEC       FAEC    PHYTOP.         Cd
                                       STREP      STREP      COUNT      TOTAL
                            36011      36101      36102      36301      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         11         12         12          0
 MEAN                        342.        27.        10.      8727.      0.001
 MINIMUM                       0.         0.         0.         4.      0.001
 DATE OF MINIMUM       1979-08-15 1981-03-10 1980-02-13 1981-05-14 1979-01-17
 10TH PERCENTILE               7.         0.         0.        12.      0.001
 MEDIAN                      130.         5.         6.       744.      0.001
 90TH PERCENTILE             790.        76.        23.     11695.      0.001
 MAXIMUM                    2400.       130.        33.     72896.      0.001
 DATE OF MAXIMUM       1980-01-16 1981-09-08 1980-01-16 1981-08-10 1981-12-08
 STANDARD DEVIATION          583.        42.        11.     20654.      0.000




                               Ba         Pb   TEMP-AIR
                            TOTAL      TOTAL           
                            80011      82001      97060
                          ug/L Hg    mg/L Pb      deg C


 NO. OF L-FLAGGED VALUES       36         36          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         23
 MEAN                       0.133      0.005       18.5
 MINIMUM                    0.100      0.005        7.2
 DATE OF MINIMUM       1979-04-11 1979-04-11 1981-02-12
 10TH PERCENTILE            0.100      0.005        7.8
 MEDIAN                     0.100      0.005       20.8
 90TH PERCENTILE            0.100      0.005       28.4
 MAXIMUM                    0.500      0.010       31.6
 DATE OF MAXIMUM       1979-03-14 1979-03-14 1980-07-15
 STANDARD DEVIATION         0.112      0.001        8.0





 STATION - SAGAMI RIVER AT SAMUKAWA                 STATION NO. 080007
 COUNTRY - JAPAN                                    DEPTH(M)       3.0
 LOCATION - OCT. 2  LAT. 35/22/20  LONG. 139/22/30  ELEVATION(M)   5.0
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-10 TO 1981-12-16

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN        NH3
                             COND                                            
                            02041      02061      06532      06606      07554
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          6         36          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         72          0          0         72
 MEAN                        183.       14.3      0.005      0.005       0.26
 MINIMUM                     121.        5.4      0.005      0.005       0.03
 DATE OF MINIMUM       1979-10-24 1981-02-18 1979-04-18 1979-01-24 1981-09-02
 10TH PERCENTILE             153.        6.8                 0.005       0.12
 MEDIAN                      188.       13.6      0.005      0.005       0.25
 90TH PERCENTILE             207.       22.1                 0.005       0.40
 MAXIMUM                     219.       24.3      0.005      0.005       0.70
 DATE OF MAXIMUM       1980-02-21 1981-07-21 1981-10-21 1981-12-16 1981-03-04
 STANDARD DEVIATION           21.        5.9      0.000      0.000       0.13




                               O2        BOD     PERM V          F        ALK
                             DISS                             DISS      TOTAL
                            08101      08201      08401      09105      10102
                          mg/L O2    mg/L O2    mg/L O2     mg/L F       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         72          6         12
 MEAN                         8.1         2.         3.        0.1      50.33
 MINIMUM                      5.4         1.         1.        0.0      35.00
 DATE OF MINIMUM       1981-07-21 1981-09-16 1981-11-25 1979-10-24 1979-05-09
 10TH PERCENTILE              6.1         1.         1.                 37.20
 MEDIAN                       8.4         2.         3.        0.1      51.00
 90TH PERCENTILE              9.9         3.         6.                 56.40
 MAXIMUM                     12.1         5.        11.        0.1      57.00
 DATE OF MAXIMUM       1980-04-23 1981-02-18 1979-09-05 1980-10-22 1979-03-22
 STANDARD DEVIATION           1.6         1.         2.        0.0       6.07




                              ALK         pH   SUSP SOL   VOL SUSP       TENS
                            TOTAL               105 DEG     SOLIDS    ANIONIC
                            10120      10300      10401      10511      10702
                            MEQ/L   pH UNITS       mg/L       mg/L       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         72         36         36         60
 MEAN                        0.95        7.2        16.         3.        0.1
 MINIMUM                     0.11        7.0         3.         1.        0.0
 DATE OF MINIMUM       1980-08-20 1979-09-05 1981-11-25 1980-08-20 1980-10-22
 10TH PERCENTILE             0.80        7.1         4.         1.        0.0
 MEDIAN                      0.98        7.2        10.         2.        0.1
 90TH PERCENTILE             1.12        7.3        25.         6.        0.1
 MAXIMUM                     1.22        7.4       143.        13.        0.3
 DATE OF MAXIMUM       1979-09-19 1979-09-19 1979-10-24 1979-10-24 1981-02-18
 STANDARD DEVIATION          0.17        0.1        24.         3.        0.0




                               Mg         Si      PO4-P    P ORTHO   SULPHATE
                             DISS   REACTIVE        SOL       DISS           
                            12103      14101      15254      15255      16306
                          mg/L Mg   mg/LSiO2   mg/L PO4     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          6          6         24          6
 MEAN                          5.      21.17      0.126      0.093        19.
 MINIMUM                       3.      17.00      0.055      0.059        15.
 DATE OF MINIMUM       1980-10-22 1979-10-24 1979-06-20 1981-09-16 1980-10-22
 10TH PERCENTILE               3.                            0.064           
 MEDIAN                        6.      21.50      0.148      0.089        20.
 90TH PERCENTILE               7.                            0.125           
 MAXIMUM                       8.      24.00      0.166      0.150        22.
 DATE OF MAXIMUM       1980-06-25 1980-10-22 1979-01-24 1981-02-18 1979-04-18
 STANDARD DEVIATION            1.       2.48      0.043      0.025         2.




                               Cl       PCBS         Ca         Cr         Mn
                             DISS                  DISS      TOTAL      TOTAL
                            17204      18165      20101      24002      25004
                          mg/L Cl       ug/L    mg/L Ca    mg/L Cr    mg/L Mn


 NO. OF L-FLAGGED VALUES        0          6          0          6          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72          0         36          0         28
 MEAN                         10.      0.100     17.833      0.010       0.04
 MINIMUM                       7.      0.100     14.000      0.010       0.02
 DATE OF MINIMUM       1981-09-02 1979-04-18 1979-05-23 1979-04-18 1979-12-19
 10TH PERCENTILE               8.                14.600                  0.02
 MEDIAN                       10.      0.100     18.000      0.010       0.04
 90TH PERCENTILE              12.                20.000                  0.06
 MAXIMUM                      14.      0.100     22.000      0.010       0.19
 DATE OF MAXIMUM       1980-02-21 1981-10-21 1980-02-21 1981-10-21 1979-10-24
 STANDARD DEVIATION            2.      0.000      2.007      0.000       0.03




                               Mn         Fe         Cu         Cu         Zn
                             DISS      TOTAL      TOTAL       DISS      TOTAL
                            25104      26002      29006      29106      30004
                          mg/L Mn    mg/L Fe    mg/L Cu    mg/L Cu    mg/L Zn


 NO. OF L-FLAGGED VALUES        0          0          4          1          4
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        8         36          1          0          0
 MEAN                        0.04       0.81      0.012      0.010      0.010
 MINIMUM                     0.03       0.12      0.010                 0.010
 DATE OF MINIMUM       1979-01-24 1980-11-19 1980-04-23            1980-04-23
 10TH PERCENTILE                        0.22                                 
 MEDIAN                      0.03       0.49      0.010                 0.010
 90TH PERCENTILE                        1.13                                 
 MAXIMUM                     0.05       8.60      0.020                 0.010
 DATE OF MAXIMUM       1979-03-22 1979-10-24 1979-10-24            1981-10-21
 STANDARD DEVIATION          0.01       1.41      0.004                 0.000




                               Zn         As         As         Se         Se
                             DISS      TOTAL       DISS      TOTAL       DISS
                            30104      33003      33103      34002      34102
                          mg/L Zn    mg/L As    mg/L As    mg/L Se    mg/L Se


 NO. OF L-FLAGGED VALUES        2          2          3          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          3          1
 MEAN                       0.010      0.010      0.010      0.001      0.004
 MINIMUM                                                     0.001           
 DATE OF MINIMUM                                        1979-10-24           
 10TH PERCENTILE                                                             
 MEDIAN                                                      0.001           
 90TH PERCENTILE                                                             
 MAXIMUM                                                     0.001           
 DATE OF MAXIMUM                                        1981-10-21           
 STANDARD DEVIATION                                          0.000           




                         FAEC COL       FAEC       FAEC    PHYTOP.         Cd
                                       STREP      STREP      COUNT      TOTAL
                            36011      36101      36102      36301      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          2          2          9          0
 MEAN                       2249.       155.       230.      2989.      0.001
 MINIMUM                     220.                             990.      0.001
 DATE OF MINIMUM       1980-04-23                       1981-09-16 1979-01-24
 10TH PERCENTILE             330.                                       0.001
 MEDIAN                     1100.                            3100.      0.001
 90TH PERCENTILE            4690.                                       0.001
 MAXIMUM                   13000.                            4242.      0.001
 DATE OF MAXIMUM       1980-03-26                       1981-02-18 1981-12-16
 STANDARD DEVIATION         3156.                             948.      0.000




                               Ba         Pb   TEMP-AIR       INST
                            TOTAL      TOTAL                DISCHG
                            80011      82001      97060      97160
                          ug/L Hg    mg/L Pb      deg C       m3/S


 NO. OF L-FLAGGED VALUES       36         36          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0         48         71
 MEAN                       0.200      0.005       17.4       34.4
 MINIMUM                    0.100      0.005        3.2       14.4
 DATE OF MINIMUM       1979-10-24 1979-04-18 1980-01-09 1979-03-22
 10TH PERCENTILE            0.100      0.005        6.0       16.3
 MEDIAN                     0.100      0.005       18.1       24.8
 90TH PERCENTILE            0.500      0.005       29.0       70.3
 MAXIMUM                    0.500      0.010       31.0      130.0
 DATE OF MAXIMUM       1979-09-19 1979-03-22 1981-07-08 1979-05-09
 STANDARD DEVIATION         0.176      0.001        8.3       25.5





 STATION - SHINANO RIVER AT ZUIUN BRIDGE            STATION NO. 080008
 COUNTRY - JAPAN                                    DEPTH(M)       2.8
 LOCATION - OCT. 2  LAT. 37/35/56  LONG. 138/57/04  ELEVATION(M)   6.3
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-09 TO 1981-12-16

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN   CHLORO A
                             COND                                            
                            02041      02061      06532      06606      06711
                            us/cm      deg C       mg/L    mg/L Cn       mg/L


 NO. OF L-FLAGGED VALUES        0          0         31         72         13
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         72          0          0         49
 MEAN                        114.       11.2      0.005      0.010     0.0048
 MINIMUM                      39.        0.0      0.005      0.010     0.0020
 DATE OF MINIMUM       1981-05-07 1981-01-07 1979-03-07 1979-01-09 1979-08-08
 10TH PERCENTILE              62.        2.0      0.005      0.010     0.0020
 MEDIAN                      117.       10.0      0.005      0.010     0.0030
 90TH PERCENTILE             149.       20.3      0.005      0.010     0.0116
 MAXIMUM                     166.       23.5      0.005      0.010     0.0290
 DATE OF MAXIMUM       1981-02-04 1981-07-22 1981-12-02 1981-12-16 1979-05-16
 STANDARD DEVIATION           31.        7.2      0.000      0.000     0.0049




                           NO3NO2        NH3         O2        BOD        COD
                                                   DISS                      
                            07105      07554      08101      08201      08301
                           mg/L N     mg/L N    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          1          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         71         72         72         39
 MEAN                        0.69       0.11       10.1         2.         6.
 MINIMUM                     0.14       0.01        6.4         0.         1.
 DATE OF MINIMUM       1981-05-07 1981-04-15 1981-08-19 1979-09-20 1980-10-01
 10TH PERCENTILE             0.30       0.04        7.5         1.         2.
 MEDIAN                      0.72       0.09       10.4         2.         5.
 90TH PERCENTILE             0.96       0.20       12.4         3.        10.
 MAXIMUM                     1.31       0.32       13.0         4.        15.
 DATE OF MAXIMUM       1981-07-22 1979-08-22 1979-01-17 1980-02-20 1981-06-24
 STANDARD DEVIATION          0.26       0.06        1.9         1.         3.




                           PERM V        ALK        ALK         pH   SUSP SOL
                                       TOTAL      TOTAL               105 DEG
                            08401      10102      10120      10302      10401
                          mg/L O2       mg/L      MEQ/L   pH UNITS       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         12         60         72         71
 MEAN                          7.      19.83       0.45        7.0        46.
 MINIMUM                       1.      12.50       0.10        6.4         8.
 DATE OF MINIMUM       1979-02-21 1979-04-04 1980-04-02 1980-01-16 1981-05-07
 10TH PERCENTILE               1.      12.80       0.18        6.7        14.
 MEDIAN                        6.      20.00       0.45        7.1        24.
 90TH PERCENTILE              12.      26.70       0.57        7.3        79.
 MAXIMUM                      40.      27.50       2.29        7.5       467.
 DATE OF MAXIMUM       1979-09-05 1979-06-20 1980-05-21 1981-09-16 1979-07-04
 STANDARD DEVIATION            7.       5.08       0.28        0.3        66.




                             TENS         Na         Na         Mg         Mg
                          ANIONIC      TOTAL       DISS      TOTAL       DISS
                            10702      11001      11105      12002      12102
                             mg/L    mg/L Na    mg/L Na    mg/L Mg    mg/L Mg


 NO. OF L-FLAGGED VALUES       44          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       16         59         12         60         12
 MEAN                         0.1         8.         8.         3.         3.
 MINIMUM                      0.0         3.         6.         1.         1.
 DATE OF MINIMUM       1981-04-15 1981-05-07 1979-04-04 1980-05-07 1979-04-04
 10TH PERCENTILE              0.0         4.         6.         1.         2.
 MEDIAN                       0.1         8.         8.         3.         3.
 90TH PERCENTILE              0.1        10.        10.         4.         3.
 MAXIMUM                      0.2        18.        11.         4.         4.
 DATE OF MAXIMUM       1980-12-17 1979-09-20 1979-01-17 1979-07-04 1979-06-20
 STANDARD DEVIATION           0.1         3.         2.         1.         1.




                               Si      PO4-P   SULPHATE   SULPHATE         Cl
                         REACTIVE        SOL                             DISS
                            14101      15254      16302      16306      17204
                         mg/LSiO2   mg/L PO4   mg/L SO4   mg/L SO4    mg/L Cl


 NO. OF L-FLAGGED VALUES        0         13          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         47         57         12         72
 MEAN                       13.32      0.036        13.        14.        11.
 MINIMUM                     2.80      0.010         4.         8.         6.
 DATE OF MINIMUM       1979-06-06 1979-01-17 1981-05-07 1979-04-04 1980-05-07
 10TH PERCENTILE             8.52      0.010         7.         9.         8.
 MEDIAN                     14.00      0.040        14.        15.        11.
 90TH PERCENTILE            17.30      0.070        17.        18.        15.
 MAXIMUM                    18.80      0.110        18.        20.        17.
 DATE OF MAXIMUM       1980-09-17 1981-06-24 1981-02-04 1979-06-06 1979-10-17
 STANDARD DEVIATION          3.42      0.024         4.         4.         3.




                          P,P-DDT    O,P-DDT     ALPHA-     ALDRIN   DIELDRIN
                                                    BHC                      
                            18000      18005      18075      18130      18150
                             ug/L       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES       45         27         27         45         45
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0          0
 MEAN                       3.500      2.500      2.500      3.500      3.500
 MINIMUM                    0.500      0.500      0.500      0.500      0.500
 DATE OF MINIMUM       1980-10-15 1980-10-15 1980-10-15 1980-10-15 1980-10-15
 10TH PERCENTILE            0.500      0.500      0.500      0.500      0.500
 MEDIAN                     5.000      0.500      0.500      5.000      5.000
 90TH PERCENTILE            5.000      5.000      5.000      5.000      5.000
 MAXIMUM                    5.000      5.000      5.000      5.000      5.000
 DATE OF MAXIMUM       1980-09-17 1980-09-17 1980-09-17 1980-09-17 1980-09-17
 STANDARD DEVIATION         2.145      2.279      2.279      2.145      2.145




                             PCBS        BHC          K          K         Ca
                                                  TOTAL       DISS      TOTAL
                            18165      18814      19001      19105      20003
                             ug/L       ug/L     mg/L K     mg/L K    mg/L Ca


 NO. OF L-FLAGGED VALUES       45         45          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0         60         12         60
 MEAN                       3.200      3.500        1.8        1.6      4.788
 MINIMUM                    0.500      0.500        0.8        0.9      1.200
 DATE OF MINIMUM       1980-10-01 1980-10-15 1981-04-15 1979-04-04 1981-04-01
 10TH PERCENTILE            0.500      0.500        1.1        0.9      1.900
 MEDIAN                     5.000      5.000        1.8        1.8      4.750
 90TH PERCENTILE            5.000      5.000        2.5        2.0      7.600
 MAXIMUM                    5.000      5.000        4.2        2.3      8.600
 DATE OF MAXIMUM       1980-09-03 1980-09-17 1979-07-04 1979-01-17 1981-02-04
 STANDARD DEVIATION         2.229      2.145        0.6        0.5      2.087




                               Ca         Cr         Cr         Mn         Mn
                             DISS      TOTAL        HEX      TOTAL       DISS
                            20103      24002      24101      25004      25104
                          mg/L Ca    mg/L Cr    mg/L Cr    mg/L Mn    mg/L Mn


 NO. OF L-FLAGGED VALUES        0         63         71          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       12          9          1         60         12
 MEAN                       5.434      0.008      0.007       0.09       0.07
 MINIMUM                    2.630      0.005      0.005       0.02       0.03
 DATE OF MINIMUM       1979-02-07 1979-01-09 1979-01-09 1981-04-15 1979-04-18
 10TH PERCENTILE            2.670      0.005      0.005       0.04       0.03
 MEDIAN                     5.550      0.008      0.005       0.08       0.06
 90TH PERCENTILE            7.141      0.010      0.010       0.12       0.08
 MAXIMUM                    8.460      0.027      0.010       0.54       0.13
 DATE OF MAXIMUM       1979-05-23 1980-07-16 1981-12-16 1979-07-04 1979-06-20
 STANDARD DEVIATION         1.904      0.004      0.002       0.08       0.03




                               Fe         Ni         Ni         Cu         Cu
                            TOTAL      TOTAL       DISS      TOTAL       DISS
                            26004      28001      28101      29006      29106
                          mg/L Fe    mg/L Ni    mg/L Ni    mg/L Cu    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          9          3         24          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72         51          9         36         10
 MEAN                        1.85      0.007      0.005      0.011      0.007
 MINIMUM                     0.36      0.001      0.001      0.005      0.005
 DATE OF MINIMUM       1981-05-07 1981-05-07 1979-04-04 1979-12-05 1979-01-09
 10TH PERCENTILE             0.76      0.003      0.001      0.007      0.005
 MEDIAN                      1.19      0.007      0.006      0.010      0.007
 90TH PERCENTILE             3.24      0.013      0.009      0.016      0.008
 MAXIMUM                    15.30      0.022      0.012      0.033      0.013
 DATE OF MAXIMUM       1979-07-04 1980-11-19 1979-02-07 1979-07-04 1979-04-04
 STANDARD DEVIATION          2.17      0.004      0.004      0.005      0.002




                               Zn         Zn         As         As         Se
                            TOTAL       DISS      TOTAL       DISS      TOTAL
                            30004      30104      33003      33103      34002
                          mg/L Zn    mg/L Zn    mg/L As    mg/L As    mg/L Se


 NO. OF L-FLAGGED VALUES        0          0         51         11         58
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         12          9          0          2
 MEAN                       0.034      0.024      0.003      0.005      0.002
 MINIMUM                    0.012      0.012      0.001      0.005      0.002
 DATE OF MINIMUM       1980-08-06 1979-02-21 1981-01-07 1979-01-09 1979-07-04
 10TH PERCENTILE            0.015      0.012      0.001      0.005      0.002
 MEDIAN                     0.025      0.025      0.005      0.005      0.002
 90TH PERCENTILE            0.047      0.040      0.005      0.005      0.002
 MAXIMUM                    0.299      0.043      0.005      0.005      0.020
 DATE OF MAXIMUM       1979-09-20 1979-04-04 1980-12-17 1979-06-20 1981-04-15
 STANDARD DEVIATION         0.039      0.012      0.002      0.000      0.002




                               Se   FAEC COL       FAEC    PHYTOP.         Cd
                             DISS                 STREP      COUNT      TOTAL
                            34102      36012      36102      36304      48001
                          mg/L Se   No/100ml   No/100ml     No./ml    mg/L Cd


 NO. OF L-FLAGGED VALUES        8          0          0          0         60
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        4         64         72         24          0
 MEAN                       0.002       483.      2073.      1984.      0.002
 MINIMUM                    0.002        10.        80.       160.      0.002
 DATE OF MINIMUM       1979-01-09 1979-10-17 1980-04-02 1981-04-15 1980-10-01
 10TH PERCENTILE            0.002        32.       244.       340.      0.002
 MEDIAN                     0.002       320.      1150.      1345.      0.002
 90TH PERCENTILE            0.002       924.      4070.      4390.      0.002
 MAXIMUM                    0.002      3700.     14000.      8030.      0.002
 DATE OF MAXIMUM       1979-06-20 1979-11-21 1979-09-05 1981-08-05 1980-09-17
 STANDARD DEVIATION         0.000       672.      2601.      1895.      0.000




                               Cd         Hg         Pb         Pb       INST
                             DISS       DISS      TOTAL       DISS     DISCHG
                            48101      80111      82001      82101      97160
                          mg/L Cd    ug/L Hg    mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       12         72         28          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0         32         12         72
 MEAN                       0.002      1.635      0.018      0.015      228.1
 MINIMUM                    0.002      0.250      0.001      0.010      147.6
 DATE OF MINIMUM       1979-01-09 1980-01-30 1979-10-24 1979-04-04 1979-06-20
 10TH PERCENTILE            0.003      0.500      0.005      0.010      165.8
 MEDIAN                     0.002      2.500      0.020      0.014      226.2
 90TH PERCENTILE            0.002      2.500      0.027      0.023      287.1
 MAXIMUM                    0.002      2.500      0.079      0.027      339.5
 DATE OF MAXIMUM       1979-06-20 1980-01-16 1979-07-18 1979-02-21 1979-08-22
 STANDARD DEVIATION         0.000      1.002      0.014      0.006       44.8





 STATION - KISO RIVER AT SHIMO-OCHIAI               STATION NO. 080009
 COUNTRY - JAPAN                                    DEPTH(M)    9999.9
 LOCATION - OCT. 2  LAT. 35/30/24  LONG. 137/30/10  ELEVATION(M) 260.0
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-16 TO 1981-12-01

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     NO3NO2
                             COND                                            
                            02041      02062      06532      06606      07105
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         15         36          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36          0          0         36
 MEAN                         58.       11.1      0.005      0.004       0.24
 MINIMUM                      34.        2.0      0.005      0.002       0.16
 DATE OF MINIMUM       1981-05-12 1981-01-20 1979-02-13 1979-01-16 1979-10-02
 10TH PERCENTILE              42.        2.8      0.005      0.002       0.18
 MEDIAN                       56.       10.8      0.005      0.005       0.23
 90TH PERCENTILE              77.       18.1      0.005      0.005       0.31
 MAXIMUM                      95.       21.0      0.005      0.005       0.37
 DATE OF MAXIMUM       1981-03-03 1981-08-04 1981-11-10 1981-12-01 1979-07-17
 STANDARD DEVIATION           15.        5.9      0.000      0.001       0.05




                              NH3         O2         O2        BOD     PERM V
                                        DISS       DISS                      
                            07554      08101      08102      08201      08401
                           mg/L N    mg/L O2    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          6         36         36         30
 MEAN                        0.06        3.2       11.3         1.         3.
 MINIMUM                     0.01        1.8        8.6         0.         0.
 DATE OF MINIMUM       1979-08-07 1981-03-03 1981-08-04 1979-03-13 1979-01-16
 10TH PERCENTILE             0.03                   8.9         0.         1.
 MEDIAN                      0.05        2.8       11.1         1.         3.
 90TH PERCENTILE             0.09                  13.3         1.         4.
 MAXIMUM                     0.11        6.4       14.4         2.         6.
 DATE OF MAXIMUM       1980-07-15 1981-05-12 1979-02-13 1979-08-07 1980-10-14
 STANDARD DEVIATION          0.02        1.6        1.7         1.         1.




                              ALK        ALK         pH         pH   SUSP SOL
                            TOTAL      TOTAL                          105 DEG
                            10102      10120      10301      10302      10401
                             mg/L      MEQ/L   pH UNITS   pH UNITS       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        9         27         12         24         36
 MEAN                       10.88       0.27        7.1        7.1        34.
 MINIMUM                     0.24       0.14        6.7        6.9         1.
 DATE OF MINIMUM       1980-01-21 1980-04-15 1981-11-10 1979-06-12 1979-01-16
 10TH PERCENTILE                        0.16        6.8        6.9         2.
 MEDIAN                     14.50       0.27        7.1        7.1         6.
 90TH PERCENTILE                        0.33        7.3        7.2        46.
 MAXIMUM                    21.50       0.42        7.4        7.3       633.
 DATE OF MAXIMUM       1979-01-16 1981-03-03 1981-01-20 1979-07-17 1981-05-12
 STANDARD DEVIATION          8.27       0.06        0.2        0.1       108.




                             TENS         Mg         Mg    P ORTHO      PO4-P
                          ANIONIC      TOTAL       DISS      TOTAL        SOL
                            10702      12002      12102      15205      15254
                             mg/L    mg/L Mg    mg/L Mg     mg/L P   mg/L PO4


 NO. OF L-FLAGGED VALUES        3          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       27          5          3         24          6
 MEAN                         0.0         1.         1.      0.016      0.011
 MINIMUM                      0.0         1.                 0.000      0.003
 DATE OF MINIMUM       1980-01-21 1981-04-07            1981-02-03 1979-06-12
 10TH PERCENTILE              0.0                            0.002           
 MEDIAN                       0.0         1.                 0.008      0.009
 90TH PERCENTILE              0.0                            0.016           
 MAXIMUM                      0.1         1.                 0.163      0.026
 DATE OF MAXIMUM       1981-04-07 1981-12-01            1981-05-12 1979-02-13
 STANDARD DEVIATION           0.0         0.                 0.032      0.008




                         SULPHATE         Cl       PCBS         Ca         Ca
                                        DISS                 TOTAL       DISS
                            16306      17204      18165      20003      20103
                         mg/L SO4    mg/L Cl       ug/L    mg/L Ca    mg/L Ca


 NO. OF L-FLAGGED VALUES        0          0          3          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        7         36          0          9          3
 MEAN                          8.         3.      0.233      5.478      5.333
 MINIMUM                       5.         1.                 3.900           
 DATE OF MINIMUM       1980-08-05 1981-05-12            1981-04-07           
 10TH PERCENTILE                          1.                                 
 MEDIAN                        7.         2.                 5.500           
 90TH PERCENTILE                          6.                                 
 MAXIMUM                      15.        10.                 7.000           
 DATE OF MAXIMUM       1980-02-12 1980-02-12            1980-02-12           
 STANDARD DEVIATION            3.         2.                 0.948           




                               Cr         Cr         Mn         Mn         Mn
                            TOTAL        HEX      TOTAL      TOTAL       DISS
                            24002      24101      25004      25005      25104
                          mg/L Cr    mg/L Cr    mg/L Mn    mg/L Mn    mg/L Mn


 NO. OF L-FLAGGED VALUES       35         36          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0         30          3          6
 MEAN                       0.005      0.020       0.06       1.00       0.02
 MINIMUM                    0.005      0.020       0.01                  0.01
 DATE OF MINIMUM       1979-01-16 1979-01-16 1981-10-06            1979-01-16
 10TH PERCENTILE            0.005      0.020       0.01                      
 MEDIAN                     0.005      0.020       0.02                  0.02
 90TH PERCENTILE            0.005      0.020       0.09                      
 MAXIMUM                    0.014      0.020       0.52                  0.02
 DATE OF MAXIMUM       1981-05-12 1981-12-01 1981-05-12            1979-05-15
 STANDARD DEVIATION         0.002      0.000       0.09                  0.00




                               Fe         Ni         Ni         Cu         Cu
                            TOTAL      TOTAL       DISS      TOTAL       DISS
                            26004      28001      28101      29006      29106
                          mg/L Fe    mg/L Ni    mg/L Ni    mg/L Cu    mg/L Cu


 NO. OF L-FLAGGED VALUES        0         29          5         15          4
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          1          0         15          2
 MEAN                        0.97      0.005      0.005      0.002      0.001
 MINIMUM                     0.05      0.002      0.005      0.001      0.001
 DATE OF MINIMUM       1979-01-16 1981-06-02 1979-02-13 1979-07-17 1979-01-16
 10TH PERCENTILE             0.08      0.005                 0.001           
 MEDIAN                      0.20      0.005      0.005      0.001      0.001
 90TH PERCENTILE             1.33      0.005                 0.002           
 MAXIMUM                    18.40      0.010      0.005      0.016      0.001
 DATE OF MAXIMUM       1981-05-12 1981-05-12 1979-06-12 1981-05-12 1979-06-12
 STANDARD DEVIATION          3.07      0.001      0.000      0.003      0.000




                               Zn         Zn         As         As         As
                            TOTAL       DISS      TOTAL      TOTAL       DISS
                            30004      30104      33003      33007      33104
                          mg/L Zn    mg/L Zn    mg/L As    mg/L As    mg/L As


 NO. OF L-FLAGGED VALUES        0          0          7          7          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       30          6          1          0          0
 MEAN                       0.008      0.002      0.001      0.001      0.001
 MINIMUM                    0.001      0.001      0.001      0.001           
 DATE OF MINIMUM       1979-09-11 1979-02-13 1979-10-02 1981-02-03           
 10TH PERCENTILE            0.001                                            
 MEDIAN                     0.005      0.002      0.001      0.001           
 90TH PERCENTILE            0.012                                            
 MAXIMUM                    0.069      0.004      0.002      0.001           
 DATE OF MAXIMUM       1981-05-12 1979-01-16 1979-08-07 1981-12-01           
 STANDARD DEVIATION         0.012      0.001      0.000      0.000           




                               Se   FAEC COL       FAEC         Cd         Cd
                            TOTAL                 STREP      TOTAL       DISS
                            34002      36011      36101      48001      48101
                          mg/L Se   No/100ml   No/100ml    mg/L Cd    mg/L Cd


 NO. OF L-FLAGGED VALUES        6          0          0         29         34
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         36         32          1          1
 MEAN                       0.001    4.9E+03       360.      0.001      0.000
 MINIMUM                    0.001    8.0E+01         4.      0.001      0.001
 DATE OF MINIMUM       1979-08-07 1981-12-01 1981-03-03 1979-07-17 1979-01-16
 10TH PERCENTILE                     1.7E+02        12.      0.001      0.001
 MEDIAN                     0.001    4.9E+02        74.      0.001      0.001
 90TH PERCENTILE                     3.8E+03       730.      0.001      0.001
 MAXIMUM                    0.001    1.3E+05      3500.      0.001      0.001
 DATE OF MAXIMUM       1981-08-04 1979-09-11 1981-08-04 1980-01-21 1981-12-01
 STANDARD DEVIATION         0.000    2.2E+04       750.      0.000      0.000




                               Ba         Hg         Pb         Pb       INST
                            TOTAL       DISS      TOTAL       DISS     DISCHG
                            80011      80111      82001      82101      97160
                          ug/L Hg    ug/L Hg    mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       13          1         23         33          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          7          2         36
 MEAN                       0.500      0.500      0.003      0.002      197.1
 MINIMUM                    0.500                 0.002      0.002        2.0
 DATE OF MINIMUM       1979-08-07            1979-09-11 1979-01-16 1979-01-16
 10TH PERCENTILE            0.500                 0.002      0.002       66.1
 MEDIAN                     0.500                 0.002      0.002      124.7
 90TH PERCENTILE            0.500                 0.005      0.002      294.2
 MAXIMUM                    0.500                 0.023      0.002     1977.0
 DATE OF MAXIMUM       1981-12-01            1981-05-12 1981-12-01 1981-05-12
 STANDARD DEVIATION         0.000                 0.004      0.000      318.5





 STATION - KISO RIVER AT INUYAMA                    STATION NO. 080010
 COUNTRY - JAPAN                                    DEPTH(M)       3.4
 LOCATION - OCT. 2  LAT. 35/23/42  LONG. 136/57/49  ELEVATION(M)  36.5
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-09 TO 1981-12-08

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     NO3NO2
                             COND                                            
                            02041      02062      06532      06606      07105
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         35         36          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36          1          0         36
 MEAN                         56.       12.7      0.005      0.004       0.32
 MINIMUM                      32.        4.0      0.005      0.002       0.23
 DATE OF MINIMUM       1979-05-09 1980-02-05 1979-01-09 1979-01-09 1979-10-02
 10TH PERCENTILE              39.        4.8      0.005      0.002       0.27
 MEDIAN                       56.       13.0      0.005      0.005       0.31
 90TH PERCENTILE              72.       20.0      0.005      0.005       0.37
 MAXIMUM                      83.       23.0      0.005      0.005       0.44
 DATE OF MAXIMUM       1980-03-04 1981-08-04 1981-12-08 1981-12-08 1979-07-10
 STANDARD DEVIATION           13.        6.0      0.000      0.001       0.04




                              NH3         O2        BOD     PERM V        ALK
                                        DISS                            TOTAL
                            07554      08102      08201      08401      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         36         36          9
 MEAN                        0.07       10.9         1.         4.       9.38
 MINIMUM                     0.02        8.1         0.         1.       0.28
 DATE OF MINIMUM       1979-10-02 1979-08-07 1980-07-15 1979-01-09 1980-01-08
 10TH PERCENTILE             0.04        9.5         0.         1.           
 MEDIAN                      0.06       10.9         1.         4.      13.00
 90TH PERCENTILE             0.10       12.5         2.         5.           
 MAXIMUM                     0.14       13.5         3.         8.      17.50
 DATE OF MAXIMUM       1981-02-17 1979-03-06 1979-08-07 1981-02-17 1979-01-09
 STANDARD DEVIATION          0.03        1.2         1.         1.       7.38




                              ALK         pH         pH   SUSP SOL       TENS
                            TOTAL                          105 DEG    ANIONIC
                            10120      10301      10302      10401      10702
                            MEQ/L   pH UNITS   pH UNITS       mg/L       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       27         12         24         36         30
 MEAN                        0.26        7.1        7.0        16.        0.0
 MINIMUM                     0.15        6.7        6.6         1.        0.0
 DATE OF MINIMUM       1980-04-15 1981-03-17 1979-10-02 1979-01-09 1980-01-08
 10TH PERCENTILE             0.21        6.7        6.7         2.        0.0
 MEDIAN                      0.26        7.1        7.0         7.        0.0
 90TH PERCENTILE             0.31        7.2        7.2        29.        0.0
 MAXIMUM                     0.34        7.3        7.4       150.        0.1
 DATE OF MAXIMUM       1981-02-17 1981-02-17 1980-09-16 1979-08-07 1981-06-09
 STANDARD DEVIATION          0.04        0.2        0.2        27.        0.0





                               Mg         Mg    P ORTHO      PO4-P   SULPHATE
                            TOTAL       DISS      TOTAL        SOL           
                            12002      12102      15205      15254      16306
                          mg/L Mg    mg/L Mg     mg/L P   mg/L PO4   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        5          3         24          6          7
 MEAN                          1.         1.      0.011      0.019         6.
 MINIMUM                       1.                 0.004      0.003         4.
 DATE OF MINIMUM       1981-04-14            1980-09-16 1979-06-05 1980-08-05
 10TH PERCENTILE                                  0.004                      
 MEDIAN                        1.                 0.009      0.018         7.
 90TH PERCENTILE                                  0.017                      
 MAXIMUM                       1.                 0.023      0.036         8.
 DATE OF MAXIMUM       1981-02-17            1981-02-17 1979-02-06 1980-03-04
 STANDARD DEVIATION            0.                 0.005      0.011         1.




                               Cl       PCBS         Ca         Ca         Cr
                             DISS                 TOTAL       DISS      TOTAL
                            17204      18165      20003      20103      24002
                          mg/L Cl       ug/L    mg/L Ca    mg/L Ca    mg/L Cr


 NO. OF L-FLAGGED VALUES        0          3          0          0         35
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          0          9          3          1
 MEAN                          3.      0.233      5.756      4.933      0.005
 MINIMUM                       0.                 3.900                 0.005
 DATE OF MINIMUM       1979-12-03            1981-04-14            1979-01-09
 10TH PERCENTILE               2.                                       0.005
 MEDIAN                        3.                 5.700                 0.005
 90TH PERCENTILE               5.                                       0.005
 MAXIMUM                       7.                 7.100                 0.006
 DATE OF MAXIMUM       1980-03-04            1979-08-07            1979-08-07
 STANDARD DEVIATION            1.                 0.988                 0.000




                               Cr         Mn         Mn         Mn         Fe
                              HEX      TOTAL      TOTAL       DISS      TOTAL
                            24101      25004      25005      25104      26004
                          mg/L Cr    mg/L Mn    mg/L Mn    mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES       36          0          1          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         30          2          6         36
 MEAN                       0.020       0.03       0.90       0.03       0.37
 MINIMUM                    0.020       0.01                  0.01       0.05
 DATE OF MINIMUM       1979-01-09 1980-12-09            1979-01-09 1981-01-06
 10TH PERCENTILE            0.020       0.01                             0.10
 MEDIAN                     0.020       0.02                  0.02       0.17
 90TH PERCENTILE            0.020       0.05                             0.86
 MAXIMUM                    0.020       0.21                  0.09       3.10
 DATE OF MAXIMUM       1981-12-08 1979-08-07            1979-05-09 1979-08-07
 STANDARD DEVIATION         0.000       0.04                  0.03       0.55




                               Ni         Ni         Cu         Cu         Zn
                            TOTAL       DISS      TOTAL       DISS      TOTAL
                            28001      28101      29006      29106      30004
                          mg/L Ni    mg/L Ni    mg/L Cu    mg/L Cu    mg/L Zn


 NO. OF L-FLAGGED VALUES       29          6         10          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0         20          4         30
 MEAN                       0.005      0.005      0.001      0.001      0.017
 MINIMUM                    0.005      0.005      0.001      0.001      0.006
 DATE OF MINIMUM       1979-07-10 1979-01-09 1979-07-10 1979-01-09 1979-09-04
 10TH PERCENTILE            0.005                 0.001                 0.008
 MEDIAN                     0.005      0.005      0.001      0.001      0.013
 90TH PERCENTILE            0.005                 0.001                 0.028
 MAXIMUM                    0.005      0.005      0.009      0.002      0.072
 DATE OF MAXIMUM       1981-12-08 1979-06-05 1979-08-07 1979-05-09 1979-08-07
 STANDARD DEVIATION         0.000      0.000      0.001      0.000      0.013




                               Zn         As         As         As         Se
                             DISS      TOTAL      TOTAL       DISS      TOTAL
                            30104      33003      33007      33104      34002
                          mg/L Zn    mg/L As    mg/L As    mg/L As    mg/L Se


 NO. OF L-FLAGGED VALUES        0          5          4          0          5
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        6          3          2          1          0
 MEAN                       0.019      0.002      0.001      0.001      0.001
 MINIMUM                    0.006      0.001      0.001                 0.001
 DATE OF MINIMUM       1979-03-06 1979-10-02 1981-02-17            1979-08-07
 10TH PERCENTILE                                                             
 MEDIAN                     0.015      0.001      0.001                 0.001
 90TH PERCENTILE                                                             
 MAXIMUM                    0.039      0.005      0.001                 0.001
 DATE OF MAXIMUM       1979-02-06 1980-02-05 1981-12-08            1981-08-04
 STANDARD DEVIATION         0.012      0.001      0.000                 0.000




                         FAEC COL       FAEC         Cd         Cd         Ba
                                       STREP      TOTAL       DISS      TOTAL
                            36011      36101      48001      48101      80011
                         No/100ml   No/100ml    mg/L Cd    mg/L Cd    ug/L Hg


 NO. OF L-FLAGGED VALUES        0          0         28         33         13
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36          2          2          0
 MEAN                     7.1E+03       800.      0.001      0.000      0.500
 MINIMUM                  5.0E+01         5.      0.001      0.001      0.500
 DATE OF MINIMUM       1980-11-11 1980-03-04 1979-07-10 1979-01-09 1979-08-07
 10TH PERCENTILE          1.2E+02         9.      0.001      0.001      0.500
 MEDIAN                   5.0E+02       110.      0.001      0.001      0.500
 90TH PERCENTILE          2.7E+03      1210.      0.001      0.001      0.500
 MAXIMUM                  2.2E+05     16000.      0.001      0.001      0.500
 DATE OF MAXIMUM       1979-08-07 1979-08-07 1980-11-11 1981-12-08 1981-12-08
 STANDARD DEVIATION       3.7E+04      2686.      0.000      0.000      0.000




                               Hg         Pb         Pb       INST
                             DISS      TOTAL       DISS     DISCHG
                            80111      82001      82101      97160
                          ug/L Hg    mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        1         29         34          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES        0          1          0         36
 MEAN                       0.500      0.003      0.002      370.4
 MINIMUM                               0.002      0.002       85.0
 DATE OF MINIMUM                  1979-07-10 1979-01-09 1979-01-09
 10TH PERCENTILE                       0.002      0.002      121.9
 MEDIAN                                0.002      0.002      230.3
 90TH PERCENTILE                       0.002      0.002      751.2
 MAXIMUM                               0.017      0.002     1178.0
 DATE OF MAXIMUM                  1979-08-07 1981-12-08 1979-05-09
 STANDARD DEVIATION                    0.003      0.000      284.0





 STATION - KISO RIVER AT ASAHI                      STATION NO. 080011
 COUNTRY - JAPAN                                    DEPTH(M)       2.2
 LOCATION - OCT. 2  LAT. 35/16/46  LONG. 136/43/07  ELEVATION(M)   3.5
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-10 TO 1981-12-02

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     NO3NO2
                             COND                                            
                            02041      02062      06532      06606      07105
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         36         36          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36          0          0         36
 MEAN                         58.       13.2      0.005      0.004       0.38
 MINIMUM                      31.        3.0      0.005      0.002       0.30
 DATE OF MINIMUM       1981-05-13 1980-02-06 1979-01-10 1979-01-10 1981-10-07
 10TH PERCENTILE              41.        4.8      0.005      0.002       0.32
 MEDIAN                       60.       13.2      0.005      0.005       0.38
 90TH PERCENTILE              73.       21.0      0.005      0.005       0.44
 MAXIMUM                      76.       24.0      0.005      0.005       0.46
 DATE OF MAXIMUM       1981-02-04 1981-08-05 1981-12-02 1981-12-02 1980-06-04
 STANDARD DEVIATION           13.        6.2      0.000      0.001       0.05




                              NH3         O2        BOD     PERM V        ALK
                                        DISS                            TOTAL
                            07554      08102      08201      08401      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       mg/L


 NO. OF L-FLAGGED VALUES        1          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       35         36         36         36          6
 MEAN                        0.03       10.1         1.         4.      14.67
 MINIMUM                     0.01        8.1         0.         1.      10.00
 DATE OF MINIMUM       1979-01-10 1980-08-06 1979-07-04 1979-01-10 1979-05-09
 10TH PERCENTILE             0.01        8.3         0.         1.           
 MEDIAN                      0.02       10.2         1.         4.      15.50
 90TH PERCENTILE             0.05       12.1         1.         5.           
 MAXIMUM                     0.07       12.3         2.        11.      18.00
 DATE OF MAXIMUM       1981-12-02 1980-01-09 1979-05-09 1981-05-13 1979-02-01
 STANDARD DEVIATION          0.02        1.4         0.         2.       3.49




                              ALK         pH         pH   SUSP SOL       TENS
                            TOTAL                          105 DEG    ANIONIC
                            10120      10301      10302      10401      10702
                            MEQ/L   pH UNITS   pH UNITS       mg/L       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          6
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       30         12         24         36         24
 MEAN                        0.28        7.4        7.3        12.        0.0
 MINIMUM                     0.14        7.0        7.0         1.        0.0
 DATE OF MINIMUM       1981-05-13 1981-05-13 1979-10-03 1980-10-01 1979-02-01
 10TH PERCENTILE             0.20        7.1        7.1         2.        0.0
 MEDIAN                      0.29        7.4        7.4         5.        0.0
 90TH PERCENTILE             0.34        7.5        7.5        23.        0.0
 MAXIMUM                     0.36        7.7        7.6        80.        0.0
 DATE OF MAXIMUM       1981-12-02 1981-08-05 1980-02-06 1981-05-13 1980-06-04
 STANDARD DEVIATION          0.06        0.2        0.2        19.        0.0





                          P ORTHO      PO4-P   SULPHATE         Cl       PCBS
                            TOTAL        SOL                  DISS           
                            15205      15254      16306      17204      18165
                           mg/L P   mg/L PO4   mg/L SO4    mg/L Cl       ug/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          3
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24          6          1         36          0
 MEAN                       0.016      0.021         7.         3.      0.233
 MINIMUM                    0.007      0.009                    1.           
 DATE OF MINIMUM       1980-03-12 1979-06-06            1979-05-09           
 10TH PERCENTILE            0.009                               1.           
 MEDIAN                     0.016      0.025                    3.           
 90TH PERCENTILE            0.022                               5.           
 MAXIMUM                    0.036      0.032                    6.           
 DATE OF MAXIMUM       1981-05-13 1979-04-04            1981-02-04           
 STANDARD DEVIATION         0.007      0.009                    1.           




                               Cr         Cr         Mn         Mn         Fe
                            TOTAL        HEX      TOTAL       DISS      TOTAL
                            24002      24101      25004      25104      26004
                          mg/L Cr    mg/L Cr    mg/L Mn    mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES       35         36          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0         30          6         36
 MEAN                       0.005      0.020       0.02       0.02       0.29
 MINIMUM                    0.001      0.020       0.01       0.01       0.05
 DATE OF MINIMUM       1981-05-13 1979-01-10 1981-10-07 1979-01-10 1979-01-10
 10TH PERCENTILE            0.005      0.020       0.01                  0.08
 MEDIAN                     0.005      0.020       0.02       0.01       0.13
 90TH PERCENTILE            0.005      0.020       0.04                  0.50
 MAXIMUM                    0.005      0.020       0.09       0.05       2.00
 DATE OF MAXIMUM       1981-04-08 1981-12-02 1981-05-13 1979-05-09 1979-07-04
 STANDARD DEVIATION         0.001      0.000       0.02       0.02       0.43




                               Ni         Cu         Cu         Zn         Zn
                            TOTAL      TOTAL       DISS      TOTAL       DISS
                            28001      29006      29106      30004      30104
                          mg/L Ni    mg/L Cu    mg/L Cu    mg/L Zn    mg/L Zn


 NO. OF L-FLAGGED VALUES        8          8          4          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1         22          2         30          6
 MEAN                       0.005      0.001      0.001      0.012      0.009
 MINIMUM                    0.002      0.001      0.001      0.006      0.004
 DATE OF MINIMUM       1981-05-13 1979-07-04 1979-01-10 1980-05-07 1979-03-07
 10TH PERCENTILE                       0.001                 0.007           
 MEDIAN                     0.005      0.001      0.001      0.012      0.007
 90TH PERCENTILE                       0.002                 0.018           
 MAXIMUM                    0.005      0.003      0.003      0.025      0.020
 DATE OF MAXIMUM       1981-12-02 1981-05-13 1979-05-09 1980-11-05 1979-05-09
 STANDARD DEVIATION         0.001      0.000      0.001      0.005      0.006




                               As         As         As         Se   FAEC COL
                            TOTAL      TOTAL       DISS      TOTAL           
                            33003      33007      33104      34002      36011
                          mg/L As    mg/L As    mg/L As    mg/L Se   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          1          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        4          1          0          0         36
 MEAN                       0.001      0.001      0.005      0.001       666.
 MINIMUM                    0.001                                         60.
 DATE OF MINIMUM       1980-08-06                                  1981-12-02
 10TH PERCENTILE                                                         110.
 MEDIAN                     0.001                                        330.
 90TH PERCENTILE                                                         790.
 MAXIMUM                    0.001                                       9200.
 DATE OF MAXIMUM       1980-02-06                                  1979-06-06
 STANDARD DEVIATION         0.000                                       1504.




                             FAEC         Cd         Cd         Ba         Hg
                            STREP      TOTAL       DISS      TOTAL       DISS
                            36101      48001      48101      80011      80111
                         No/100ml    mg/L Cd    mg/L Cd    ug/L Hg    ug/L Hg


 NO. OF L-FLAGGED VALUES        0         30          6         10          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        9          0          0          0          0
 MEAN                        111.      0.001      0.001      0.500      0.500
 MINIMUM                       0.      0.001      0.001      0.500           
 DATE OF MINIMUM       1981-06-03 1979-07-04 1979-01-10 1979-08-08           
 10TH PERCENTILE                       0.001                 0.500           
 MEDIAN                        5.      0.001      0.001      0.500           
 90TH PERCENTILE                       0.001                 0.500           
 MAXIMUM                     920.      0.001      0.001      0.500           
 DATE OF MAXIMUM       1981-05-13 1981-12-02 1979-06-06 1981-11-04           
 STANDARD DEVIATION          304.      0.000      0.000      0.000           




                               Pb         Pb       INST
                            TOTAL       DISS     DISCHG
                            82001      82101      97160
                          mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       30          4          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          2         36
 MEAN                       0.003      0.003      374.0
 MINIMUM                    0.002      0.002      111.0
 DATE OF MINIMUM       1979-07-04 1979-01-10 1979-01-10
 10TH PERCENTILE            0.002                 126.1
 MEDIAN                     0.002      0.002      278.8
 90TH PERCENTILE            0.005                 630.8
 MAXIMUM                    0.005      0.006     1240.7
 DATE OF MAXIMUM       1980-06-04 1979-05-09 1981-05-13
 STANDARD DEVIATION         0.001      0.002      292.1





 STATION - LAKE BIWA OFF MIIDERA                    STATION NO. 080012
 COUNTRY - JAPAN                                    DEPTH(M)       2.7
 LOCATION - OCT. 2  LAT. 35/00/45  LONG. 135/51/56  ELEVATION(M)  84.4
 REGIONAL CENTRE - WPRA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-17 TO 1981-12-09

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP        CO2    PHENOLS         CN
                             COND                  DISS                      
                            02041      02061      06402      06532      06606
                            us/cm      deg C       mg/L       mg/L    mg/L Cn


 NO. OF L-FLAGGED VALUES        0          0          0         20         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         14         16          0
 MEAN                        110.       16.6         1.      0.002      0.010
 MINIMUM                     102.        3.5         0.      0.001      0.010
 DATE OF MINIMUM       1980-09-17 1981-01-21 1981-05-20 1979-02-14 1979-01-17
 10TH PERCENTILE             104.        5.9         0.      0.001      0.010
 MEDIAN                      110.       15.9         1.      0.001      0.010
 90TH PERCENTILE             114.       26.5         2.      0.002      0.010
 MAXIMUM                     116.       31.5         3.      0.010      0.010
 DATE OF MAXIMUM       1981-09-09 1979-08-22 1981-04-08 1981-11-11 1981-12-09
 STANDARD DEVIATION            4.        8.1         1.      0.002      0.000




                           NO3NO2        NH3        NH3        NH3         O2
                                                                         DISS
                            07105      07553      07554      07555      08101
                           mg/L N     mg/L N     mg/L N     mg/L N    mg/L O2


 NO. OF L-FLAGGED VALUES        0          6          9          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          0         15          6         36
 MEAN                        0.12       0.01       0.02       0.06       10.8
 MINIMUM                     0.00       0.01       0.01       0.02        7.9
 DATE OF MINIMUM       1981-09-09 1981-07-15 1979-03-14 1981-03-18 1980-08-20
 10TH PERCENTILE             0.02                  0.01                   8.8
 MEDIAN                      0.10       0.01       0.01       0.08       10.6
 90TH PERCENTILE             0.21                  0.04                  12.2
 MAXIMUM                     0.28       0.01       0.07       0.11       13.9
 DATE OF MAXIMUM       1979-06-20 1981-12-09 1979-02-14 1981-06-10 1981-01-21
 STANDARD DEVIATION          0.07       0.00       0.02       0.04        1.3




                              BOD     PERM V          F        ALK         pH
                                                   DISS      TOTAL           
                            08201      08401      09105      10120      10302
                          mg/L O2    mg/L O2     mg/L F      MEQ/L   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         33         36         36         36
 MEAN                          2.         4.        0.1       0.58        8.2
 MINIMUM                       1.         1.        0.1       0.53        7.4
 DATE OF MINIMUM       1981-03-18 1981-12-09 1981-05-20 1979-01-17 1980-01-23
 10TH PERCENTILE               1.         2.        0.1       0.55        7.5
 MEDIAN                        2.         5.        0.1       0.58        8.0
 90TH PERCENTILE               3.         7.        0.1       0.60        9.1
 MAXIMUM                       4.         8.        0.1       0.72        9.4
 DATE OF MAXIMUM       1980-12-10 1980-04-09 1979-10-24 1979-11-14 1981-09-09
 STANDARD DEVIATION            1.         2.        0.0       0.03        0.6




                         SUSP SOL       TENS         Na         Mg         Mg
                          105 DEG    ANIONIC       DISS      TOTAL       DISS
                            10401      10702      11105      12003      12103
                             mg/L       mg/L    mg/L Na    mg/L Mg    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          4          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         23         36          6         30
 MEAN                          7.        0.0         6.         2.         2.
 MINIMUM                       3.        0.0         5.         1.         1.
 DATE OF MINIMUM       1979-03-14 1980-04-09 1980-09-17 1981-10-14 1979-01-17
 10TH PERCENTILE               4.        0.0         5.                    2.
 MEDIAN                        6.        0.0         6.         2.         2.
 90TH PERCENTILE              11.        0.0         7.                    2.
 MAXIMUM                      27.        0.0         9.         2.         3.
 DATE OF MAXIMUM       1979-01-17 1979-06-20 1980-11-12 1981-08-19 1981-04-08
 STANDARD DEVIATION            4.        0.0         1.         0.         0.




                            PO4-P        PO4          P   SULPHATE         Cl
                              SOL      TOTAL      TOTAL                  DISS
                            15254      15403      15405      16306      17204
                         mg/L PO4   mg/L PO4     mg/L P   mg/L SO4    mg/L Cl


 NO. OF L-FLAGGED VALUES       25          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        5          9         27         36         36
 MEAN                       0.010      0.033      0.035         9.         9.
 MINIMUM                    0.010      0.010      0.010         7.         7.
 DATE OF MINIMUM       1979-01-17 1979-03-14 1979-10-24 1979-08-22 1980-09-17
 10TH PERCENTILE            0.010                 0.010         8.         8.
 MEDIAN                     0.010      0.030      0.030         9.         9.
 90TH PERCENTILE            0.010                 0.060        11.         9.
 MAXIMUM                    0.010      0.060      0.070        11.        10.
 DATE OF MAXIMUM       1981-12-09 1979-04-18 1980-12-10 1979-01-17 1979-12-12
 STANDARD DEVIATION         0.000      0.017      0.016         1.         1.




                          P,P-DDT    P,P-DDD    P,P-DDE     ALDRIN   DIELDRIN
                                                                             
                            18000      18010      18020      18130      18150
                             ug/L       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        9         12         10         12         11
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        3          0          2          0          1
 MEAN                       0.011      0.001      0.001      0.001      0.001
 MINIMUM                    0.010      0.001      0.001      0.001      0.001
 DATE OF MINIMUM       1979-03-14 1979-03-14 1979-03-14 1979-03-14 1979-03-14
 10TH PERCENTILE            0.010      0.001      0.001      0.001      0.001
 MEDIAN                     0.010      0.001      0.001      0.001      0.001
 90TH PERCENTILE            0.010      0.001      0.001      0.001      0.001
 MAXIMUM                    0.020      0.001      0.004      0.001      0.001
 DATE OF MAXIMUM       1980-06-18 1981-12-09 1980-06-18 1981-12-09 1981-12-09
 STANDARD DEVIATION         0.003      0.000      0.001      0.000      0.000





                             PCBS        BHC          K         Ca         Cr
                                                   DISS       DISS      TOTAL
                            18165      18814      19105      20101      24002
                             ug/L       ug/L     mg/L K    mg/L Ca    mg/L Cr


 NO. OF L-FLAGGED VALUES       12          0          0          0         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         11         35         36          0
 MEAN                       0.500      0.061        1.4     10.608      0.010
 MINIMUM                    0.500      0.021        0.7     10.000      0.010
 DATE OF MINIMUM       1979-03-14 1981-12-09 1981-09-09 1979-07-18 1979-01-17
 10TH PERCENTILE            0.500      0.022        0.9     10.000      0.010
 MEDIAN                     0.500      0.048        1.5     10.500      0.010
 90TH PERCENTILE            0.500      0.116        1.8     11.260      0.010
 MAXIMUM                    0.500      0.120        2.2     11.600      0.010
 DATE OF MAXIMUM       1981-12-09 1979-09-12 1979-11-14 1979-12-12 1981-12-09
 STANDARD DEVIATION         0.000      0.035        0.4      0.487      0.000




                               Cr         Mn         Fe         Cu         Cu
                              HEX       DISS      TOTAL      TOTAL       DISS
                            24101      25104      26004      29006      29106
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Cu    mg/L Cu


 NO. OF L-FLAGGED VALUES       36          2          0         19         13
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         34         36          2          2
 MEAN                       0.010       0.02       0.17      0.010      0.010
 MINIMUM                    0.010       0.01       0.06      0.010      0.010
 DATE OF MINIMUM       1979-01-17 1979-02-14 1981-07-15 1980-04-09 1979-01-17
 10TH PERCENTILE            0.010       0.01       0.08      0.010      0.010
 MEDIAN                     0.010       0.02       0.13      0.010      0.010
 90TH PERCENTILE            0.010       0.03       0.29      0.010      0.010
 MAXIMUM                    0.010       0.04       0.70      0.010      0.010
 DATE OF MAXIMUM       1981-12-09 1979-11-14 1979-01-17 1981-12-09 1980-03-12
 STANDARD DEVIATION         0.000       0.01       0.12      0.000      0.000




                               Zn         Zn         As         As   FAEC COL
                            TOTAL       DISS      TOTAL       DISS           
                            30004      30104      33003      33103      36011
                          mg/L Zn    mg/L Zn    mg/L As    mg/L As   No/100ml


 NO. OF L-FLAGGED VALUES        8          6          6         30          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       13          9          0          0         36
 MEAN                       0.013      0.010      0.010      0.010      1177.
 MINIMUM                    0.010      0.010      0.010      0.010        23.
 DATE OF MINIMUM       1980-04-09 1979-01-17 1979-07-18 1979-01-17 1981-06-10
 10TH PERCENTILE            0.010      0.010                 0.010        43.
 MEDIAN                     0.010      0.010      0.010      0.010       240.
 90TH PERCENTILE            0.010      0.010                 0.010      3060.
 MAXIMUM                    0.070      0.010      0.010      0.010      9300.
 DATE OF MAXIMUM       1980-08-20 1980-03-12 1979-12-12 1981-12-09 1979-11-14
 STANDARD DEVIATION         0.013      0.000      0.000      0.000      2286.




                          PHYTOP.         Cd         Cd         Ba         Hg
                            COUNT      TOTAL       DISS      TOTAL       DISS
                            36304      48001      48101      80011      80111
                           No./ml    mg/L Cd    mg/L Cd    ug/L Hg    ug/L Hg


 NO. OF L-FLAGGED VALUES        0         21         15         21         15
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        6          0          0          0          0
 MEAN                        773.      0.001      0.001      0.072      0.500
 MINIMUM                     580.      0.001      0.001      0.001      0.500
 DATE OF MINIMUM       1981-12-09 1980-04-09 1979-01-17 1980-07-16 1979-01-17
 10TH PERCENTILE                       0.001      0.001      0.001      0.500
 MEDIAN                      750.      0.001      0.001      0.001      0.500
 90TH PERCENTILE                       0.001      0.001      0.450      0.500
 MAXIMUM                    1030.      0.001      0.001      0.500      0.500
 DATE OF MAXIMUM       1981-08-19 1981-12-09 1980-03-12 1980-06-18 1980-03-12
 STANDARD DEVIATION          179.      0.000      0.000      0.179      0.000




                               Pb         Pb
                            TOTAL       DISS
                            82001      82101
                          mg/L Pb    mg/L Pb


 NO. OF L-FLAGGED VALUES       21         15
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES        0          0
 MEAN                       0.010      0.010
 MINIMUM                    0.010      0.010
 DATE OF MINIMUM       1980-04-09 1979-01-17
 10TH PERCENTILE            0.010      0.010
 MEDIAN                     0.010      0.010
 90TH PERCENTILE            0.010      0.010
 MAXIMUM                    0.010      0.010
 DATE OF MAXIMUM       1981-12-09 1980-03-12
 STANDARD DEVIATION         0.000      0.000





 STATION - YODO RIVER AT HIRAKATA BRIDGE            STATION NO. 080013
 COUNTRY - JAPAN                                    DEPTH(M)       3.0
 LOCATION - OCT. 2  LAT. 34/48/00  LONG. 135/37/58  ELEVATION(M)   6.9
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-17 TO 1981-12-09

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP        CO2    PHENOLS         CN
                             COND                  DISS                      
                            02041      02061      06402      06532      06606
                            us/cm      deg C       mg/L       mg/L    mg/L Cn


 NO. OF L-FLAGGED VALUES        0          0          0         11         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         18         25          0
 MEAN                        205.       16.0         4.      0.002      0.010
 MINIMUM                     107.        4.6         2.      0.001      0.010
 DATE OF MINIMUM       1981-07-15 1981-01-21 1981-01-21 1979-02-14 1979-01-17
 10TH PERCENTILE             114.        6.4         2.      0.001      0.010
 MEDIAN                      162.       15.2         4.      0.001      0.010
 90TH PERCENTILE             204.       25.5         5.      0.003      0.010
 MAXIMUM                    1777.       30.1         7.      0.006      0.010
 DATE OF MAXIMUM       1980-02-20 1979-08-22 1979-02-14 1979-12-12 1981-12-09
 STANDARD DEVIATION          271.        7.6         1.      0.001      0.000




                           NO3NO2        NH3        NH3        NH3         O2
                                                                         DISS
                            07105      07553      07554      07555      08101
                           mg/L N     mg/L N     mg/L N     mg/L N    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         27          4          5         36
 MEAN                        0.61       0.57       0.70       1.12        8.6
 MINIMUM                     0.01       0.05       0.14       0.56        5.6
 DATE OF MINIMUM       1980-09-17 1980-09-17 1979-05-16 1979-04-18 1980-08-20
 10TH PERCENTILE             0.42       0.16                              6.1
 MEDIAN                      0.64       0.56       0.84       0.98        8.6
 90TH PERCENTILE             0.77       1.03                             10.5
 MAXIMUM                     0.97       1.16       0.98       1.68       12.4
 DATE OF MAXIMUM       1981-08-19 1979-12-12 1980-02-20 1979-02-14 1981-01-21
 STANDARD DEVIATION          0.17       0.33       0.40       0.47        1.8




                              BOD     PERM V          F        ALK        ALK
                                                   DISS      TOTAL      TOTAL
                            08201      08401      09105      10102      10120
                          mg/L O2    mg/L O2     mg/L F       mg/L      MEQ/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         33         36          9         27
 MEAN                          3.         7.        0.1      22.89       0.65
 MINIMUM                       1.         2.        0.1       0.59       0.45
 DATE OF MINIMUM       1980-07-16 1981-12-09 1980-10-22 1980-03-12 1981-07-15
 10TH PERCENTILE               2.         2.        0.1                  0.51
 MEDIAN                        3.         8.        0.1      31.00       0.66
 90TH PERCENTILE               5.        11.        0.1                  0.76
 MAXIMUM                       6.        21.        0.1      40.00       0.82
 DATE OF MAXIMUM       1979-02-14 1980-08-20 1979-09-12 1979-02-14 1979-12-12
 STANDARD DEVIATION            1.         4.        0.0      17.37       0.09






                               pH   SUSP SOL       TENS         Na         Mg
                                     105 DEG    ANIONIC       DISS      TOTAL
                            10302      10401      10702      11105      12003
                         pH UNITS       mg/L       mg/L    mg/L Na    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36         36         27         36          6
 MEAN                         7.4        29.        0.1        14.         3.
 MINIMUM                      6.9         6.        0.0         6.         1.
 DATE OF MINIMUM       1980-08-20 1981-12-09 1980-07-16 1980-09-17 1981-12-09
 10TH PERCENTILE              7.2        11.        0.0         7.           
 MEDIAN                       7.4        18.        0.1        14.         2.
 90TH PERCENTILE              7.5        36.        0.1        20.           
 MAXIMUM                      7.6       291.        0.2        20.         5.
 DATE OF MAXIMUM       1979-04-18 1981-07-15 1979-02-14 1979-06-20 1981-07-15
 STANDARD DEVIATION           0.1        48.        0.0         4.         1.




                               Mg      PO4-P        PO4          P   SULPHATE
                             DISS        SOL      TOTAL      TOTAL           
                            12103      15254      15403      15405      16306
                          mg/L Mg   mg/L PO4   mg/L PO4     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          1          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       30         29          9         27         36
 MEAN                          2.      0.094      0.206      0.191        19.
 MINIMUM                       1.      0.010      0.140      0.070        10.
 DATE OF MINIMUM       1980-07-16 1980-09-17 1979-05-16 1980-09-17 1981-07-15
 10TH PERCENTILE               2.      0.020                 0.080        11.
 MEDIAN                        2.      0.090      0.160      0.170        18.
 90TH PERCENTILE               3.      0.160                 0.295        24.
 MAXIMUM                       3.      0.240      0.400      0.360        30.
 DATE OF MAXIMUM       1979-06-20 1979-02-14 1979-02-14 1979-09-12 1979-02-14
 STANDARD DEVIATION            0.      0.056      0.084      0.074         5.




                               Cl    P,P-DDT    P,P-DDD    P,P-DDE     ALDRIN
                             DISS                                            
                            17204      18000      18010      18020      18130
                          mg/L Cl       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        0         11         12         10         12
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          1          0          2          0
 MEAN                         13.      0.010      0.001      0.002      0.001
 MINIMUM                       8.      0.010      0.001      0.001      0.001
 DATE OF MINIMUM       1981-07-15 1979-03-14 1979-03-14 1979-03-14 1979-03-14
 10TH PERCENTILE               9.      0.010      0.001      0.001      0.001
 MEDIAN                       13.      0.010      0.001      0.001      0.001
 90TH PERCENTILE              16.      0.010      0.001      0.006      0.001
 MAXIMUM                      19.      0.010      0.001      0.010      0.001
 DATE OF MAXIMUM       1979-02-14 1981-12-09 1981-12-09 1981-03-18 1981-12-09
 STANDARD DEVIATION            3.      0.000      0.000      0.003      0.000




                         DIELDRIN       PCBS        BHC          K         Ca
                                                              DISS       DISS
                            18150      18165      18814      19105      20101
                             ug/L       ug/L       ug/L     mg/L K    mg/L Ca


 NO. OF L-FLAGGED VALUES       11         12          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0         11         35         36
 MEAN                       0.001      0.500      0.072        2.3     11.572
 MINIMUM                    0.001      0.500      0.036        1.2      9.100
 DATE OF MINIMUM       1979-03-14 1979-03-14 1981-03-18 1980-07-16 1981-07-15
 10TH PERCENTILE            0.001      0.500      0.037        1.7      9.760
 MEDIAN                     0.001      0.500      0.070        2.2     11.600
 90TH PERCENTILE            0.001      0.500      0.099        3.0     12.730
 MAXIMUM                    0.001      0.500      0.120        4.9     14.200
 DATE OF MAXIMUM       1981-12-09 1981-12-09 1979-06-20 1979-03-14 1979-08-22
 STANDARD DEVIATION         0.000      0.000      0.024        0.7      1.236




                               Cr         Cr         Mn         Fe         Cu
                            TOTAL        HEX       DISS      TOTAL      TOTAL
                            24002      24101      25104      26004      29006
                          mg/L Cr    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Cu


 NO. OF L-FLAGGED VALUES       35         36          0          0         11
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          0         36         36         10
 MEAN                       0.010      0.010       0.07       1.09      0.010
 MINIMUM                    0.010      0.010       0.04       0.30      0.010
 DATE OF MINIMUM       1979-01-17 1979-01-17 1979-04-18 1980-01-23 1980-04-09
 10TH PERCENTILE            0.010      0.010       0.04       0.37      0.010
 MEDIAN                     0.010      0.010       0.06       0.58      0.010
 90TH PERCENTILE            0.010      0.010       0.09       1.13      0.010
 MAXIMUM                    0.010      0.010       0.28      14.00      0.020
 DATE OF MAXIMUM       1981-12-09 1981-12-09 1981-07-15 1981-07-15 1980-08-20
 STANDARD DEVIATION         0.000      0.000       0.04       2.28      0.002




                               Cu         Zn         Zn         As         As
                             DISS      TOTAL       DISS      TOTAL       DISS
                            29106      30004      30104      33003      33103
                          mg/L Cu    mg/L Zn    mg/L Zn    mg/L As    mg/L As


 NO. OF L-FLAGGED VALUES        4          0          0          6         30
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       11         21         15          0          0
 MEAN                       0.011      0.025      0.029      0.010      0.010
 MINIMUM                    0.010      0.010      0.020      0.010      0.010
 DATE OF MINIMUM       1979-01-17 1980-09-17 1979-04-18 1979-07-18 1979-01-17
 10TH PERCENTILE            0.010      0.010      0.020                 0.010
 MEDIAN                     0.010      0.020      0.030      0.010      0.010
 90TH PERCENTILE            0.010      0.039      0.040                 0.010
 MAXIMUM                    0.020      0.090      0.060      0.010      0.010
 DATE OF MAXIMUM       1979-07-18 1980-08-20 1979-02-14 1979-12-12 1981-12-09
 STANDARD DEVIATION         0.003      0.018      0.012      0.000      0.000




                         FAEC COL         Cd         Cd         Ba         Hg
                                       TOTAL       DISS      TOTAL       DISS
                            36011      48001      48101      80011      80111
                         No/100ml    mg/L Cd    mg/L Cd    ug/L Hg    ug/L Hg


 NO. OF L-FLAGGED VALUES        0         21         15         21         15
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       36          0          0          0          0
 MEAN                     1.5E+05      0.001      0.001      0.072      0.500
 MINIMUM                  4.3E+03      0.001      0.001      0.001      0.500
 DATE OF MINIMUM       1981-01-21 1980-04-09 1979-01-17 1980-07-16 1979-01-17
 10TH PERCENTILE          2.4E+04      0.001      0.001      0.001      0.500
 MEDIAN                   7.0E+04      0.001      0.001      0.001      0.500
 90TH PERCENTILE          2.4E+05      0.001      0.001      0.450      0.500
 MAXIMUM                  9.3E+05      0.001      0.001      0.500      0.500
 DATE OF MAXIMUM       1981-09-09 1981-12-09 1980-03-12 1980-06-18 1980-03-12
 STANDARD DEVIATION       2.2E+05      0.000      0.000      0.179      0.000




                               Pb         Pb       INST
                            TOTAL       DISS     DISCHG
                            82001      82101      97160
                          mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES       21         14          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          1         36
 MEAN                       0.010      0.010      251.5
 MINIMUM                    0.010      0.010       84.9
 DATE OF MINIMUM       1980-04-09 1979-01-17 1979-01-17
 10TH PERCENTILE            0.010      0.010      114.0
 MEDIAN                     0.010      0.010      189.5
 90TH PERCENTILE            0.010      0.010      420.2
 MAXIMUM                    0.010      0.010      771.0
 DATE OF MAXIMUM       1981-12-09 1980-03-12 1980-07-16
 STANDARD DEVIATION         0.000      0.000      167.8





 STATION - OHTA RIVER AT HESAKA                     STATION NO. 080014
 COUNTRY - JAPAN                                    DEPTH(M)       1.0
 LOCATION - OCT. 2  LAT. 34/26/13  LONG. 132/29/26  ELEVATION(M)   5.6
 REGIONAL CENTRE - WPRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-01-10 TO 1981-12-16

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PHENOLS         CN     N KJEL
                             COND                                            
                            02041      02061      06532      06606      07001
                            us/cm      deg C       mg/L    mg/L Cn     mg/L N


 NO. OF L-FLAGGED VALUES        0          0         36         36          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      105        105          0          0         36
 MEAN                         70.       13.1      0.002      0.005        0.1
 MINIMUM                      53.        2.7      0.002      0.005        0.1
 DATE OF MINIMUM       1980-03-24 1980-01-23 1979-01-10 1979-01-10 1979-11-12
 10TH PERCENTILE              58.        5.1      0.002      0.005        0.1
 MEDIAN                       67.       12.7      0.002      0.005        0.1
 90TH PERCENTILE              88.       21.4      0.002      0.005        0.2
 MAXIMUM                     112.       24.8      0.002      0.005        0.2
 DATE OF MAXIMUM       1979-08-07 1979-08-13 1981-12-07 1981-12-07 1980-05-07
 STANDARD DEVIATION           12.        6.3      0.000      0.000        0.0




                           NO3NO2        NH3        NH3         O2        BOD
                                                              DISS           
                            07105      07555      07556      08101      08201
                           mg/L N     mg/L N     mg/L N    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      105         25         80         72         72
 MEAN                        0.43       0.07       0.06       10.2         1.
 MINIMUM                     0.28       0.04       0.02        7.7         0.
 DATE OF MINIMUM       1980-01-09 1979-04-26 1979-09-05 1979-09-20 1979-03-19
 10TH PERCENTILE             0.34       0.04       0.03        8.4         0.
 MEDIAN                      0.43       0.06       0.06       10.3         1.
 90TH PERCENTILE             0.52       0.09       0.09       12.1         1.
 MAXIMUM                     0.72       0.10       0.15       13.0         2.
 DATE OF MAXIMUM       1981-06-22 1979-02-21 1979-12-19 1981-01-29 1979-05-21
 STANDARD DEVIATION          0.08       0.02       0.03        1.4         0.




                           PERM V        ALK        ALK         pH         pH
                                       TOTAL      TOTAL                      
                            08401      10102      10120      10301      10302
                          mg/L O2       mg/L      MEQ/L   pH UNITS   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      104         37         68         12         93
 MEAN                          2.       9.40       0.29        7.3        7.2
 MINIMUM                       0.       0.20       0.12        7.1        6.8
 DATE OF MINIMUM       1979-02-14 1980-03-12 1981-03-23 1981-07-01 1979-04-04
 10TH PERCENTILE               1.       0.21       0.20        7.1        7.0
 MEDIAN                        2.      12.00       0.29        7.3        7.1
 90TH PERCENTILE               4.      15.00       0.36        7.4        7.4
 MAXIMUM                      10.      20.00       0.48        7.4        7.6
 DATE OF MAXIMUM       1979-09-05 1979-06-21 1979-08-07 1981-10-05 1979-05-30
 STANDARD DEVIATION            2.       6.61       0.07        0.1        0.2




                         SUSP SOL       TENS         Na         Na         Mg
                          105 DEG    ANIONIC      TOTAL       DISS      TOTAL
                            10401      10702      11002      11103      12003
                             mg/L       mg/L    mg/L Na    mg/L Na    mg/L Mg


 NO. OF L-FLAGGED VALUES        0         30          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       72          0          6         30          6
 MEAN                          7.        0.1         5.         5.         1.
 MINIMUM                       2.        0.1         5.         4.         1.
 DATE OF MINIMUM       1979-01-16 1979-01-10 1981-07-20 1981-03-23 1981-12-07
 10TH PERCENTILE               2.        0.1                    5.           
 MEDIAN                        4.        0.1         5.         5.         1.
 90TH PERCENTILE              14.        0.1                    6.           
 MAXIMUM                      37.        0.1         6.         6.         1.
 DATE OF MAXIMUM       1979-09-05 1981-12-07 1981-10-21 1981-06-22 1981-11-19
 STANDARD DEVIATION            7.        0.0         0.         0.         0.




                               Mg    P ORTHO      PO4-P        PO4          P
                             DISS      TOTAL        SOL      TOTAL      TOTAL
                            12103      15205      15254      15403      15405
                          mg/L Mg     mg/L P   mg/L PO4   mg/L PO4     mg/L P


 NO. OF L-FLAGGED VALUES        0          1          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       30         23          8          6         30
 MEAN                          1.      0.010      0.010      0.021      0.025
 MINIMUM                       1.      0.002      0.006      0.012      0.007
 DATE OF MINIMUM       1979-02-14 1980-06-05 1979-02-14 1979-02-14 1980-03-05
 10TH PERCENTILE               1.      0.003                            0.011
 MEDIAN                        1.      0.008      0.009      0.019      0.023
 90TH PERCENTILE               1.      0.015                            0.041
 MAXIMUM                       2.      0.022      0.018      0.036      0.066
 DATE OF MAXIMUM       1981-06-22 1981-06-22 1979-04-09 1979-05-09 1979-07-05
 STANDARD DEVIATION            0.      0.005      0.005      0.010      0.013




                         SULPHATE         Cl    P,P-DDT    O,P-DDT    P,P-DDD
                                        DISS                                 
                            16306      17204      18000      18005      18010
                         mg/L SO4    mg/L Cl       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        1          0         12         10         12
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       35        105          0          0          0
 MEAN                          5.         6.      0.117      0.100      0.117
 MINIMUM                       2.         4.      0.100      0.100      0.100
 DATE OF MINIMUM       1979-07-05 1980-07-02 1979-09-26 1979-09-26 1979-09-26
 10TH PERCENTILE               4.         5.      0.100      0.100      0.100
 MEDIAN                        5.         6.      0.100      0.100      0.100
 90TH PERCENTILE               7.         7.      0.170      0.100      0.170
 MAXIMUM                      11.         8.      0.200      0.100      0.200
 DATE OF MAXIMUM       1979-08-07 1979-08-07 1979-05-16 1981-11-19 1979-05-16
 STANDARD DEVIATION            2.         1.      0.039      0.000      0.039




                          P,P-DDE     ALPHA-     ALDRIN   DIELDRIN       PCBS
                                         BHC                                 
                            18020      18075      18130      18150      18165
                             ug/L       ug/L       ug/L       ug/L       ug/L


 NO. OF L-FLAGGED VALUES       12         10         12         12         12
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0          0
 MEAN                       0.117      0.010      0.012      0.117      0.583
 MINIMUM                    0.100      0.010      0.010      0.100      0.500
 DATE OF MINIMUM       1979-09-26 1979-09-26 1979-09-26 1979-09-26 1979-09-26
 10TH PERCENTILE            0.100      0.010      0.010      0.100      0.500
 MEDIAN                     0.100      0.010      0.010      0.100      0.500
 90TH PERCENTILE            0.170      0.010      0.017      0.170      0.850
 MAXIMUM                    0.200      0.010      0.020      0.200      1.000
 DATE OF MAXIMUM       1979-05-16 1981-11-19 1979-05-16 1979-05-16 1979-05-16
 STANDARD DEVIATION         0.039      0.000      0.004      0.039      0.195




                              BHC          K          K         Ca         Cr
                                       TOTAL       DISS       DISS      TOTAL
                            18814      19002      19103      20101      24002
                             ug/L     mg/L K     mg/L K    mg/L Ca    mg/L Cr


 NO. OF L-FLAGGED VALUES       12          0          0          0         36
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          6         30         36          0
 MEAN                       0.042        1.0        0.9      4.522      0.005
 MINIMUM                    0.010        0.8        0.7      3.300      0.005
 DATE OF MINIMUM       1979-09-26 1981-12-07 1981-02-25 1979-03-14 1979-01-10
 10TH PERCENTILE            0.010                   0.8      3.520      0.005
 MEDIAN                     0.010        1.0        0.9      4.400      0.005
 90TH PERCENTILE            0.143                   1.1      5.590      0.005
 MAXIMUM                    0.200        1.2        1.4      6.700      0.005
 DATE OF MAXIMUM       1979-05-16 1981-08-31 1979-08-07 1981-06-22 1981-12-07
 STANDARD DEVIATION         0.074        0.1        0.2      0.807      0.000




                               Cr         Mn         Mn         Fe         Cu
                              HEX      TOTAL       DISS      TOTAL      TOTAL
                            24101      25004      25104      26002      29006
                          mg/L Cr    mg/L Mn    mg/L Mn    mg/L Fe    mg/L Cu


 NO. OF L-FLAGGED VALUES       36          0          1          0         30
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0         30          5         36          0
 MEAN                       0.005       0.02       0.02       0.25      0.005
 MINIMUM                    0.005       0.01       0.01       0.05      0.005
 DATE OF MINIMUM       1979-01-10 1979-10-08 1979-02-14 1980-02-05 1979-07-05
 10TH PERCENTILE            0.005       0.01                  0.08      0.005
 MEDIAN                     0.005       0.02       0.01       0.18      0.005
 90TH PERCENTILE            0.005       0.03                  0.48      0.005
 MAXIMUM                    0.005       0.04       0.05       1.00      0.005
 DATE OF MAXIMUM       1981-12-07 1981-08-31 1979-04-09 1981-04-20 1981-12-07
 STANDARD DEVIATION         0.000       0.01       0.02       0.20      0.000




                               Cu         Zn         Zn         As         As
                             DISS      TOTAL       DISS      TOTAL      TOTAL
                            29106      30004      30104      33003      33007
                          mg/L Cu    mg/L Zn    mg/L Zn    mg/L As    mg/L As


 NO. OF L-FLAGGED VALUES        6         25          3         24          6
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          5          3          0          0
 MEAN                       0.005      0.005      0.008      0.005      0.005
 MINIMUM                    0.005      0.005      0.005      0.005      0.005
 DATE OF MINIMUM       1979-01-10 1979-07-05 1979-02-14 1979-07-05 1981-07-20
 10TH PERCENTILE                       0.005                 0.005           
 MEDIAN                     0.005      0.005      0.005      0.005      0.005
 90TH PERCENTILE                       0.006                 0.005           
 MAXIMUM                    0.005      0.010      0.016      0.005      0.005
 DATE OF MAXIMUM       1979-06-04 1979-09-11 1979-04-09 1981-06-22 1981-12-07
 STANDARD DEVIATION         0.000      0.001      0.004      0.000      0.000




                               As         Se         Se   FAEC COL         Cd
                             DISS      TOTAL       DISS                 TOTAL
                            33104      34002      34102      36011      48001
                          mg/L As    mg/L Se    mg/L Se   No/100ml    mg/L Cd


 NO. OF L-FLAGGED VALUES        6         30          6          0         24
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0         60          0
 MEAN                       0.005      0.001      0.001      1007.      0.001
 MINIMUM                    0.005      0.001      0.001        50.      0.001
 DATE OF MINIMUM       1979-01-10 1979-07-05 1979-01-10 1979-11-05 1979-07-05
 10TH PERCENTILE                       0.001                  200.      0.001
 MEDIAN                     0.005      0.001      0.001       490.      0.001
 90TH PERCENTILE                       0.001                 2200.      0.001
 MAXIMUM                    0.005      0.001      0.001     16000.      0.001
 DATE OF MAXIMUM       1979-06-04 1981-12-07 1979-06-04 1980-06-19 1981-06-22
 STANDARD DEVIATION         0.000      0.000      0.000      2126.      0.000




                               Cd         Cd         Ba         Hg         Pb
                            TOTAL       DISS      TOTAL       DISS      TOTAL
                            48002      48101      80011      80111      82001
                          mg/L Cd    mg/L Cd    ug/L Hg    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        6          6         30          6         24
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          0          0          0          0
 MEAN                       0.001      0.001      0.500      1.000      0.005
 MINIMUM                    0.001      0.001      0.500      1.000      0.005
 DATE OF MINIMUM       1981-07-20 1979-01-10 1979-07-05 1979-01-10 1979-07-05
 10TH PERCENTILE                                  0.500                 0.005
 MEDIAN                     0.001      0.001      0.500      1.000      0.005
 90TH PERCENTILE                                  0.500                 0.005
 MAXIMUM                    0.001      0.001      0.500      1.000      0.005
 DATE OF MAXIMUM       1981-12-07 1979-06-04 1981-12-07 1979-06-04 1981-06-22
 STANDARD DEVIATION         0.000      0.000      0.000      0.000      0.000




                               Pb         Pb       INST
                            TOTAL       DISS     DISCHG
                            82002      82101      97160
                          mg/L Pb    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        6          6          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0        105
 MEAN                       0.005      0.005       67.2
 MINIMUM                    0.005      0.005       19.5
 DATE OF MINIMUM       1981-07-20 1979-01-10 1979-08-13
 10TH PERCENTILE                                   28.2
 MEDIAN                     0.005      0.005       50.2
 90TH PERCENTILE                                  115.6
 MAXIMUM                    0.005      0.005      391.0
 DATE OF MAXIMUM       1981-12-07 1979-06-04 1981-07-01
 STANDARD DEVIATION         0.000      0.000       55.6




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GEMS/WATER
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Last updated: 2001-07-30