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STATISTICS FOR CHINA
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-01-30 PAGE 52
STATION - CHANGJIANG (YANGTZE RIVER) STATION NO. 005001
COUNTRY - CHINA DEPTH(M) 10.2
LOCATION - OCT. 2 LAT. 30/35/00 LONG. 114/47/00 ELEVATION(M) 18.7
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1994-01-01 TO 1996-12-31
PERIOD OF RECORD FROM - 1994-01-28 TO 1996-12-24
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP TOC NO3NO2 NH3
COND
02041 02061 06001 07105 07551
us/cm deg C mg/L C mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 1
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 1 18 17
MEAN 305. 18.2 77. 0.88 0.19
MINIMUM 238. 7.8 0.80 0.05
DATE OF MINIMUM 1996-12-24 1994-01-28 1994-12-14 1995-06-14
10TH PERCENTILE 239. 7.8 0.80 0.06
MEDIAN 296. 17.0 0.89 0.18
90TH PERCENTILE 366. 29.0 0.93 0.29
MAXIMUM 378. 29.0 0.95 0.46
DATE OF MAXIMUM 1995-06-14 1995-08-09 1995-08-09 1996-02-01
STANDARD DEVIATION 45. 7.3 0.05 0.11
PERCENT O2 BOD COD F
DO SAT DISS DISS
08001 08101 08201 08301 09105
PERCENT mg/L O2 mg/L O2 mg/L O2 mg/L F
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 17 18 18 12 18
MEAN 86. 8.3 2. 3. 0.2
MINIMUM 73. 5.6 1. 2. 0.1
DATE OF MINIMUM 1994-06-18 1996-08-15 1994-01-28 1995-04-19 1994-04-28
10TH PERCENTILE 73. 5.8 1. 2. 0.2
MEDIAN 87. 8.7 2. 3. 0.2
90TH PERCENTILE 92. 9.9 3. 4. 0.3
MAXIMUM 94. 10.6 3. 5. 0.3
DATE OF MAXIMUM 1996-12-24 1996-02-01 1995-12-12 1996-08-15 1996-10-21
STANDARD DEVIATION 7. 1.6 1. 1. 0.0
ALK ALK pH SUSP SOL Na
TOTAL TOTAL 105 DEG DISS
10101 10102 10302 10401 11102
mg/L mg/L pH UNITS mg/L mg/L Na
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 12 6 18 18 15
MEAN 114.00 109.19 7.9 140. 8.
MINIMUM 103.73 95.10 7.2 63. 1.
DATE OF MINIMUM 1996-04-16 1994-04-28 1996-06-25 1995-02-16 1995-04-19
10TH PERCENTILE 103.92 7.5 103. 2.
MEDIAN 112.63 111.62 8.0 135. 7.
90TH PERCENTILE 123.49 8.1 174. 12.
MAXIMUM 132.80 113.86 8.2 218. 19.
DATE OF MAXIMUM 1996-12-24 1994-01-28 1994-08-30 1995-10-13 1994-06-18
STANDARD DEVIATION 8.34 6.98 0.2 34. 5.
Mg P P TOTAL SULPHATE Cl
DISS TOTAL DISS DISS
12102 15405 15417 16306 17204
mg/L Mg mg/L P mg/L P mg/L SO4 mg/L Cl
NO. OF L-FLAGGED VALUES 0 0 4 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 14 17 17
MEAN 7. 0.115 0.016 20. 9.
MINIMUM 4. 0.032 0.005 12. 8.
DATE OF MINIMUM 1995-02-16 1996-10-21 1994-10-24 1995-10-13 1996-12-24
10TH PERCENTILE 5. 0.049 0.009 13. 8.
MEDIAN 7. 0.112 0.016 20. 9.
90TH PERCENTILE 8. 0.187 0.022 27. 10.
MAXIMUM 11. 0.238 0.035 32. 11.
DATE OF MAXIMUM 1996-12-24 1995-10-13 1996-12-24 1996-12-24 1994-01-28
STANDARD DEVIATION 2. 0.052 0.007 5. 1.
K Ca Cr Mn Fe
DISS DISS TOTAL DISS DISS
19102 20103 24002 25104 26104
mg/L K mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 18 1 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 15 18 0 17 11
MEAN 1.9 26.400 0.004 0.01 0.05
MINIMUM 0.9 15.100 0.004 0.00 0.01
DATE OF MINIMUM 1995-04-19 1995-06-14 1994-01-28 1994-12-14 1994-04-28
10TH PERCENTILE 1.2 18.140 0.004 0.00 0.01
MEDIAN 1.7 27.350 0.004 0.00 0.03
90TH PERCENTILE 2.1 33.880 0.004 0.01 0.07
MAXIMUM 4.1 35.800 0.004 0.03 0.14
DATE OF MAXIMUM 1994-12-14 1996-02-01 1996-12-24 1996-08-15 1996-04-16
STANDARD DEVIATION 0.7 6.118 0.000 0.01 0.04
Cu Cu Zn As Se
DISS DISS DISS TOTAL TOTAL
29101 29106 30104 33003 34002
mg/L Cu mg/L Cu mg/L Zn mg/L As mg/L Se
NO. OF L-FLAGGED VALUES 8 5 4 18 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 4 1 14 0 15
MEAN 0.004 0.004 0.025 0.007 0.004
MINIMUM 0.003 0.004 0.010 0.007 0.001
DATE OF MINIMUM 1996-08-15 1994-01-28 1994-01-28 1994-01-28 1994-01-28
10TH PERCENTILE 0.003 0.010 0.007 0.001
MEDIAN 0.004 0.004 0.021 0.007 0.002
90TH PERCENTILE 0.004 0.038 0.007 0.008
MAXIMUM 0.006 0.006 0.086 0.007 0.010
DATE OF MAXIMUM 1996-06-25 1994-10-24 1995-10-13 1996-12-24 1996-10-21
STANDARD DEVIATION 0.001 0.001 0.019 0.000 0.003
COLIFORM FAEC COL Cd Ba Pb
TOTAL DISS TOTAL DISS
36001 36011 48101 80016 82101
No/100ml No/100ml mg/L Cd ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 0 0 17 18 12
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 17 16 1 0 6
MEAN 731. 161. 0.002 0.213 0.019
MINIMUM 170. 2. 0.001 0.200 0.004
DATE OF MINIMUM 1994-01-28 1995-02-16 1996-08-15 1994-10-24 1996-08-15
10TH PERCENTILE 282. 4. 0.002 0.200 0.017
MEDIAN 790. 105. 0.002 0.200 0.020
90TH PERCENTILE 1330. 406. 0.002 0.260 0.021
MAXIMUM 1600. 640. 0.002 0.260 0.024
DATE OF MAXIMUM 1995-10-13 1995-10-13 1996-06-25 1994-08-30 1994-12-14
STANDARD DEVIATION 422. 186. 0.000 0.026 0.004
PHENOLS INST
DISCHG
95011 97160
ug/L m3/S
NO. OF L-FLAGGED VALUES 18 0
NO. OF G-FLAGGED VALUES 0 0
NO. OF UNFLAGGED VALUES 0 18
MEAN 2.0 23288.3
MINIMUM 2.0 7800.0
DATE OF MINIMUM 1994-01-28 1994-01-28
10TH PERCENTILE 2.0 8680.0
MEDIAN 2.0 22700.0
90TH PERCENTILE 2.0 35420.0
MAXIMUM 2.0 50500.0
DATE OF MAXIMUM 1996-12-24 1996-08-15
STANDARD DEVIATION 0.0 12059.2
STATION - HUANGHE (YELLOW RIVER) STATION NO. 005002
COUNTRY - CHINA DEPTH(M) 3.7
LOCATION - OCT. 2 LAT. 36/44/00 LONG. 116/59/00 ELEVATION(M) 27.5
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1994-01-01 TO 1996-12-31
PERIOD OF RECORD FROM - 1994-02-23 TO 1996-12-16
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
SUM OF SUM OF ELEC TEMP NO3NO2
CATIONS ANIONS COND
00120 00125 02041 02061 07105
MEQ/L MEQ/L us/cm deg C mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 13 13 14 13 13
MEAN 6.587 6.966 1366. 12.7 3.04
MINIMUM 3.280 5.320 685. 0.0 0.60
DATE OF MINIMUM 1996-08-13 1994-08-16 1994-08-16 1996-02-05 1994-02-23
10TH PERCENTILE 3.859 5.464 687. 0.6 1.06
MEDIAN 6.680 7.080 850. 16.2 3.13
90TH PERCENTILE 8.016 7.824 1049. 26.6 3.86
MAXIMUM 8.230 9.240 8084. 28.3 5.10
DATE OF MAXIMUM 1995-12-18 1996-02-05 1996-04-01 1996-08-13 1996-10-17
STANDARD DEVIATION 1.322 0.991 1938. 10.4 1.02
NH3 O2 BOD COD F
DISS DISS
07551 08102 08201 08301 09105
mg/L N mg/L O2 mg/L O2 mg/L O2 mg/L F
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 12 13 12 3 13
MEAN 0.36 8.9 3. 3. 0.7
MINIMUM 0.01 2.7 0. 0.4
DATE OF MINIMUM 1994-08-16 1996-08-13 1995-08-14 1994-08-16
10TH PERCENTILE 0.02 3.3 1. 0.4
MEDIAN 0.27 8.8 3. 0.6
90TH PERCENTILE 0.68 12.1 3. 0.8
MAXIMUM 1.19 12.4 6. 0.8
DATE OF MAXIMUM 1996-08-13 1996-02-05 1996-12-16 1996-12-16
STANDARD DEVIATION 0.35 3.3 1. 0.1
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS DISS
10102 10302 10401 11102 12102
mg/L pH UNITS 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 13 14 12 13 12
MEAN 177.09 8.0 8470. 54. 15.
MINIMUM 147.70 7.6 1670. 21. 2.
DATE OF MINIMUM 1996-10-17 1994-12-14 1996-12-16 1996-08-13 1996-08-13
10TH PERCENTILE 147.76 7.6 1964. 22. 3.
MEDIAN 177.00 8.0 4312. 58. 17.
90TH PERCENTILE 213.26 8.3 5742. 74. 22.
MAXIMUM 225.20 8.8 56080. 76. 26.
DATE OF MAXIMUM 1996-08-13 1996-04-01 1994-08-16 1995-04-12 1996-02-05
STANDARD DEVIATION 26.27 0.3 15035. 17. 7.
P P TOTAL SULPHATE Cl Cl
TOTAL DISS DISS DISS
15405 15417 16309 17204 17209
mg/L P mg/L P mg/L SO4 mg/L Cl mg/L Cl
NO. OF L-FLAGGED VALUES 0 11 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 12 1 12 1 12
MEAN 0.833 0.024 131. 119. 88.
MINIMUM 0.050 0.012 97. 38.
DATE OF MINIMUM 1996-10-17 1995-10-09 1994-08-16 1996-08-13
10TH PERCENTILE 0.051 0.015 99. 42.
MEDIAN 0.133 0.025 131. 89.
90TH PERCENTILE 1.868 0.025 149. 109.
MAXIMUM 5.110 0.026 171. 154.
DATE OF MAXIMUM 1994-12-14 1994-02-23 1996-02-05 1995-10-09
STANDARD DEVIATION 1.490 0.004 19. 30.
K Ca Cr Mn Fe
DISS DISS TOTAL DISS DISS
19102 20103 24002 25104 26104
mg/L K mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 9 9 5
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 12 12 4 4 8
MEAN 2.9 54.168 0.006 0.01 0.10
MINIMUM 1.3 40.800 0.004 0.01 0.01
DATE OF MINIMUM 1996-12-16 1996-08-13 1994-02-23 1995-12-18 1996-02-05
10TH PERCENTILE 1.5 40.960 0.004 0.01 0.02
MEDIAN 3.0 56.580 0.004 0.01 0.03
90TH PERCENTILE 3.4 62.906 0.009 0.01 0.16
MAXIMUM 4.6 67.200 0.012 0.02 0.78
DATE OF MAXIMUM 1995-10-09 1994-12-14 1995-04-12 1995-10-09 1995-10-09
STANDARD DEVIATION 0.8 8.659 0.003 0.00 0.21
Cu Cu Zn As Se
DISS DISS DISS TOTAL TOTAL
29101 29106 30104 33003 34002
mg/L Cu mg/L Cu mg/L Zn mg/L As mg/L Se
NO. OF L-FLAGGED VALUES 4 1 12 7 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 4 3 1 6 13
MEAN 0.001 0.001 0.050 0.009 0.054
MINIMUM 0.000 0.000 0.050 0.007 0.001
DATE OF MINIMUM 1996-10-17 1994-10-13 1994-02-23 1994-02-23 1995-10-09
10TH PERCENTILE 0.050 0.007 0.001
MEDIAN 0.001 0.000 0.050 0.008 0.001
90TH PERCENTILE 0.050 0.009 0.001
MAXIMUM 0.006 0.002 0.050 0.027 0.693
DATE OF MAXIMUM 1996-02-05 1994-02-23 1996-12-16 1996-02-05 1994-10-13
STANDARD DEVIATION 0.002 0.001 0.000 0.005 0.192
COLIFORM FAEC COL Cd Cd Ba
TOTAL DISS DISS TOTAL
36001 36011 48101 48102 80016
No/100ml No/100ml mg/L Cd mg/L Cd ug/L Hg
NO. OF L-FLAGGED VALUES 0 0 9 2 13
NO. OF G-FLAGGED VALUES 11 9 0 0 0
NO. OF UNFLAGGED VALUES 1 4 1 0 0
MEAN 4.8E+04 4.5E+04 0.000 0.000 0.050
MINIMUM 2.4E+03 1.6E+03 0.000 0.050
DATE OF MINIMUM 1994-02-23 1994-08-16 1994-02-23 1994-02-23
10TH PERCENTILE 2.4E+03 1.8E+03 0.000 0.050
MEDIAN 5.8E+03 2.4E+03 0.000 0.050
90TH PERCENTILE 1.8E+05 1.8E+05 0.000 0.050
MAXIMUM 2.4E+05 2.4E+05 0.000 0.050
DATE OF MAXIMUM 1996-12-16 1996-12-16 1996-02-05 1996-12-16
STANDARD DEVIATION 9.0E+04 8.7E+04 0.000 0.000
Pb PHENOLS INST
DISS DISCHG
82101 95011 97160
mg/L Pb ug/L m3/S
NO. OF L-FLAGGED VALUES 4 12 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 8 0 13
MEAN 0.001 2.0 825.5
MINIMUM 0.000 2.0 55.0
DATE OF MINIMUM 1994-10-13 1994-02-23 1996-02-05
10TH PERCENTILE 0.000 2.0 74.8
MEDIAN 0.001 2.0 366.0
90TH PERCENTILE 0.002 2.0 2470.0
MAXIMUM 0.007 2.0 3200.0
DATE OF MAXIMUM 1994-02-23 1996-12-16 1994-08-16
STANDARD DEVIATION 0.002 0.0 1068.6
STATION - ZHUJIANG (PEARL RIVER) STATION NO. 005003
COUNTRY - CHINA DEPTH(M) 9.9
LOCATION - OCT. 2 LAT. 23/04/00 LONG. 112/27/00 ELEVATION(M) 3.1
REGIONAL CENTRE - WPRA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1994-01-01 TO 1996-12-31
PERIOD OF RECORD FROM - 1994-02-19 TO 1996-12-18
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 O2
COND DISS
02041 02061 07105 07551 08101
us/cm deg C mg/L N mg/L N mg/L O2
NO. OF L-FLAGGED VALUES 0 0 0 6 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 18 12 18
MEAN 192. 21.4 0.97 0.07 7.7
MINIMUM 150. 13.2 0.57 0.02 6.4
DATE OF MINIMUM 1994-08-16 1996-02-10 1994-02-19 1994-12-13 1994-08-16
10TH PERCENTILE 158. 14.2 0.71 0.02 6.6
MEDIAN 192. 22.2 1.01 0.03 7.5
90TH PERCENTILE 230. 27.5 1.07 0.17 8.9
MAXIMUM 235. 28.0 1.21 0.33 9.4
DATE OF MAXIMUM 1994-10-19 1996-08-13 1996-06-20 1995-04-20 1995-02-16
STANDARD DEVIATION 28. 5.1 0.15 0.09 1.0
BOD COD F F ALK
DISS DISS TOTAL
08201 08301 09105 09116 10102
mg/L O2 mg/L O2 mg/L F mg/L F mg/L
NO. OF L-FLAGGED VALUES 4 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 13 3 14 4 18
MEAN 1. 3. 0.2 0.2 90.76
MINIMUM 1. 0.1 0.2 75.46
DATE OF MINIMUM 1994-02-19 1994-12-13 1995-02-16 1995-04-20
10TH PERCENTILE 1. 0.1 75.81
MEDIAN 1. 0.2 0.2 88.35
90TH PERCENTILE 2. 0.2 107.22
MAXIMUM 2. 0.3 0.2 108.78
DATE OF MAXIMUM 1996-12-18 1996-02-10 1996-12-18 1995-02-16
STANDARD DEVIATION 0. 0.1 0.0 10.82
pH SUSP SOL Na Mg P
105 DEG DISS DISS TOTAL
10302 10401 11102 12102 15405
pH UNITS mg/L mg/L Na mg/L Mg mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 18 18 18
MEAN 7.9 65. 3. 5. 0.092
MINIMUM 7.5 6. 2. 4. 0.026
DATE OF MINIMUM 1994-04-12 1995-02-16 1994-06-15 1994-06-15 1994-04-12
10TH PERCENTILE 7.7 6. 2. 4. 0.027
MEDIAN 7.9 37. 2. 5. 0.081
90TH PERCENTILE 8.0 159. 3. 6. 0.177
MAXIMUM 8.1 208. 4. 8. 0.205
DATE OF MAXIMUM 1996-12-18 1996-08-13 1996-02-10 1995-02-16 1994-10-19
STANDARD DEVIATION 0.1 70. 1. 1. 0.061
P TOTAL SULPHATE Cl K Ca
DISS DISS DISS DISS
15417 16309 17209 19102 20103
mg/L P mg/L SO4 mg/L Cl mg/L K mg/L Ca
NO. OF L-FLAGGED VALUES 8 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 10 18 18 18 18
MEAN 0.012 12. 2. 1.3 37.618
MINIMUM 0.006 6. 1. 1.1 20.680
DATE OF MINIMUM 1995-12-19 1994-08-16 1994-08-16 1994-08-16 1996-10-10
10TH PERCENTILE 0.008 8. 2. 1.1 27.016
MEDIAN 0.010 12. 2. 1.3 37.940
90TH PERCENTILE 0.014 14. 3. 1.5 44.022
MAXIMUM 0.018 15. 4. 1.6 45.320
DATE OF MAXIMUM 1996-06-20 1996-12-18 1996-02-10 1996-02-10 1996-12-18
STANDARD DEVIATION 0.003 3. 1. 0.2 6.489
Cr Mn Fe Cu Zn
TOTAL DISS DISS DISS DISS
24002 25104 26104 29106 30104
mg/L Cr mg/L Mn mg/L Fe mg/L Cu mg/L Zn
NO. OF L-FLAGGED VALUES 6 10 0 4 1
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 12 8 18 14 17
MEAN 0.001 0.01 0.11 0.008 0.042
MINIMUM 0.001 0.00 0.02 0.001 0.012
DATE OF MINIMUM 1994-02-19 1994-02-19 1994-02-19 1995-10-13 1994-12-13
10TH PERCENTILE 0.001 0.01 0.02 0.001 0.017
MEDIAN 0.001 0.01 0.05 0.004 0.033
90TH PERCENTILE 0.001 0.02 0.14 0.021 0.072
MAXIMUM 0.005 0.02 0.77 0.035 0.104
DATE OF MAXIMUM 1994-08-16 1994-06-15 1995-02-16 1994-10-19 1994-08-16
STANDARD DEVIATION 0.001 0.00 0.17 0.009 0.026
As Se COLIFORM FAEC COL Cd
TOTAL TOTAL TOTAL DISS
33003 34002 36001 36011 48101
mg/L As mg/L Se No/100ml No/100ml mg/L Cd
NO. OF L-FLAGGED VALUES 7 17 0 0 17
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 11 1 18 16 0
MEAN 0.009 0.001 1487. 650. 0.001
MINIMUM 0.001 0.000 190. 112. 0.001
DATE OF MINIMUM 1994-02-19 1994-02-19 1994-06-15 1994-06-15 1994-02-19
10TH PERCENTILE 0.002 0.001 210. 144. 0.001
MEDIAN 0.007 0.001 1150. 482. 0.001
90TH PERCENTILE 0.011 0.001 2620. 1400. 0.001
MAXIMUM 0.032 0.001 6400. 1700. 0.009
DATE OF MAXIMUM 1996-06-20 1996-12-18 1996-10-10 1995-04-20 1996-12-18
STANDARD DEVIATION 0.007 0.000 1461. 508. 0.002
Cd Ba Pb PHENOLS INST
DISS TOTAL DISS DISCHG
48102 80016 82101 95011 97160
mg/L Cd ug/L Hg mg/L Pb ug/L m3/S
NO. OF L-FLAGGED VALUES 1 8 4 18 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 10 14 0 18
MEAN 0.001 0.078 0.002 1.8 8317.2
MINIMUM 0.020 0.001 0.0 696.0
DATE OF MINIMUM 1994-04-12 1994-04-12 1996-08-13 1996-02-10
10TH PERCENTILE 0.020 0.001 0.8 926.4
MEDIAN 0.075 0.001 2.0 4825.0
90TH PERCENTILE 0.109 0.002 2.0 18840.0
MAXIMUM 0.239 0.007 2.0 26900.0
DATE OF MAXIMUM 1994-12-13 1994-06-15 1996-06-20 1994-08-16
STANDARD DEVIATION 0.050 0.001 0.5 7646.8
STATION - LAKE TAI STATION NO. 005004
COUNTRY - CHINA DEPTH(M) 2.9
LOCATION - OCT. 2 LAT. 31/19/00 LONG. 120/06/00 ELEVATION(M) 7.2
REGIONAL CENTRE - WPRA WATER TYPE LAKE
PERIOD REQUESTED FROM - 1994-01-01 TO 1996-12-31
PERIOD OF RECORD FROM - 1994-01-13 TO 1996-11-11
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP TRANS CHLORO A NO3NO2
COND
02041 02061 02076 06711 07105
us/cm deg C m mg/L mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 18 18 18
MEAN 228. 16.8 0.3 0.0140 1.06
MINIMUM 90. 2.8 0.1 0.0040 0.20
DATE OF MINIMUM 1996-03-14 1996-01-18 1994-03-11 1994-09-13 1996-11-11
10TH PERCENTILE 114. 3.8 0.1 0.0048 0.29
MEDIAN 235. 17.5 0.3 0.0095 0.98
90TH PERCENTILE 324. 27.3 0.4 0.0202 1.66
MAXIMUM 380. 30.1 0.4 0.0800 2.28
DATE OF MAXIMUM 1995-05-16 1994-07-14 1995-11-14 1995-09-14 1996-05-17
STANDARD DEVIATION 78. 8.8 0.1 0.0171 0.55
NH3 O2 BOD COD F
DISS DISS
07551 08102 08201 08301 09105
mg/L N mg/L O2 mg/L O2 mg/L O2 mg/L F
NO. OF L-FLAGGED VALUES 4 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 14 18 18 12 18
MEAN 0.10 9.5 2. 4. 0.5
MINIMUM 0.01 7.2 0. 2. 0.3
DATE OF MINIMUM 1996-01-18 1994-07-14 1996-07-19 1995-07-14 1994-05-20
10TH PERCENTILE 0.02 7.3 1. 2. 0.4
MEDIAN 0.05 9.4 1. 3. 0.5
90TH PERCENTILE 0.22 11.9 3. 5. 0.5
MAXIMUM 0.43 12.5 3. 6. 0.5
DATE OF MAXIMUM 1996-05-17 1996-01-18 1996-01-18 1996-01-18 1995-05-16
STANDARD DEVIATION 0.11 1.7 1. 1. 0.1
ALK pH Na Mg P
TOTAL DISS DISS TOTAL
10102 10302 11102 12102 15405
mg/L pH UNITS mg/L Na mg/L Mg mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 15 18 18 18 18
MEAN 50.02 8.1 19. 7. 0.100
MINIMUM 30.90 7.5 10. 5. 0.030
DATE OF MINIMUM 1995-01-13 1996-05-17 1994-09-13 1996-09-19 1994-01-13
10TH PERCENTILE 32.14 7.7 11. 5. 0.030
MEDIAN 46.73 8.1 18. 7. 0.100
90TH PERCENTILE 65.58 8.4 25. 8. 0.170
MAXIMUM 83.44 8.5 30. 10. 0.200
DATE OF MAXIMUM 1994-11-18 1994-01-13 1996-01-18 1996-01-18 1996-01-18
STANDARD DEVIATION 13.75 0.2 5. 1. 0.047
P TOTAL SULPHATE Cl K K
DISS DISS DISS DISS
15417 16309 17209 19102 19103
mg/L P mg/L SO4 mg/L Cl mg/L K mg/L K
NO. OF L-FLAGGED VALUES 5 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 13 18 18 17 1
MEAN 0.021 46. 28. 3.3 2.4
MINIMUM 0.009 30. 15. 1.9
DATE OF MINIMUM 1995-01-13 1994-01-13 1994-01-13 1994-09-13
10TH PERCENTILE 0.010 32. 16. 2.2
MEDIAN 0.010 46. 29. 3.2
90TH PERCENTILE 0.050 56. 34. 3.9
MAXIMUM 0.054 68. 42. 5.9
DATE OF MAXIMUM 1994-11-18 1996-01-18 1996-01-18 1996-07-19
STANDARD DEVIATION 0.017 9. 7. 0.9
Ca Ca Cr Mn Fe
DISS DISS TOTAL DISS DISS
20103 20105 24002 25104 26104
mg/L Ca mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 5 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 17 1 13 18 18
MEAN 26.354 19.080 0.008 0.00 0.04
MINIMUM 18.330 0.004 0.00 0.00
DATE OF MINIMUM 1994-01-13 1994-05-20 1994-05-20 1996-09-19
10TH PERCENTILE 19.779 0.004 0.00 0.00
MEDIAN 24.400 0.007 0.00 0.03
90TH PERCENTILE 34.483 0.011 0.00 0.08
MAXIMUM 41.650 0.028 0.00 0.10
DATE OF MAXIMUM 1996-01-18 1995-03-16 1995-01-13 1994-07-14
STANDARD DEVIATION 6.153 0.006 0.00 0.03
Cu Zn Zn As Se
DISS DISS DISS TOTAL TOTAL
29106 30104 30105 33003 34002
mg/L Cu mg/L Zn mg/L Zn mg/L As mg/L Se
NO. OF L-FLAGGED VALUES 1 1 0 15 8
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 17 16 1 3 10
MEAN 0.003 0.031 0.021 0.002 0.000
MINIMUM 0.000 0.000 0.002 0.000
DATE OF MINIMUM 1994-05-20 1994-05-20 1994-01-13 1994-01-13
10TH PERCENTILE 0.001 0.007 0.002 0.000
MEDIAN 0.003 0.026 0.002 0.000
90TH PERCENTILE 0.004 0.046 0.002 0.001
MAXIMUM 0.006 0.128 0.004 0.001
DATE OF MAXIMUM 1994-09-13 1996-11-11 1996-03-14 1995-01-13
STANDARD DEVIATION 0.001 0.029 0.001 0.000
COLIFORM FAEC COL Cd Ba Pb
TOTAL DISS TOTAL DISS
36001 36011 48101 80016 82101
No/100ml No/100ml mg/L Cd ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 0 0 18 18 7
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 18 18 0 0 11
MEAN 64. 6. 0.000 0.100 0.001
MINIMUM 2. 2. 0.000 0.100 0.000
DATE OF MINIMUM 1995-05-16 1995-01-13 1994-09-13 1994-01-13 1994-05-20
10TH PERCENTILE 4. 2. 0.000 0.100 0.000
MEDIAN 23. 4. 0.000 0.100 0.001
90TH PERCENTILE 125. 13. 0.000 0.100 0.003
MAXIMUM 500. 13. 0.000 0.100 0.006
DATE OF MAXIMUM 1996-09-19 1996-03-14 1994-07-14 1996-11-11 1994-01-13
STANDARD DEVIATION 119. 4. 0.000 0.000 0.002
PHENOLS
95011
ug/L
NO. OF L-FLAGGED VALUES 14
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 4
MEAN 2.1
MINIMUM 2.0
DATE OF MINIMUM 1994-01-13
10TH PERCENTILE 2.0
MEDIAN 2.0
90TH PERCENTILE 2.1
MAXIMUM 3.0
DATE OF MAXIMUM 1995-11-14
STANDARD DEVIATION 0.3
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