STATISTICS FOR CHINA
STATISTICS FOR CHINA
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-01-24 PAGE 80
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 - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1991-01-16 TO 1992-12-07
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP CN NO2-N NO3-N
COND
02041 02061 06606 07207 07313
us/cm deg C mg/L Cn mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 24 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 0 24 24
MEAN 288. 18.3 0.002 0.03 1.03
MINIMUM 230. 8.4 0.002 0.00 0.11
DATE OF MINIMUM 1992-05-13 1991-01-16 1991-01-16 1992-11-09 1992-05-13
10TH PERCENTILE 241. 9.0 0.002 0.00 0.17
MEDIAN 292. 17.5 0.002 0.01 1.09
90TH PERCENTILE 326. 25.7 0.002 0.05 1.77
MAXIMUM 355. 28.3 0.002 0.18 1.88
DATE OF MAXIMUM 1992-12-07 1992-08-19 1992-12-07 1991-01-16 1991-11-11
STANDARD DEVIATION 34. 6.9 0.000 0.04 0.60
NH3 O2 BOD F ALK
DISS DISS TOTAL
07555 08101 08201 09105 10102
mg/L N 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 24 24 24 12 24
MEAN 0.13 8.4 1. 0.2 99.58
MINIMUM 0.06 6.4 0. 0.1 85.00
DATE OF MINIMUM 1991-06-11 1991-07-17 1991-10-16 1991-01-16 1991-05-24
10TH PERCENTILE 0.07 6.6 1. 0.1 87.00
MEDIAN 0.13 8.6 1. 0.2 100.00
90TH PERCENTILE 0.17 10.5 2. 0.2 112.50
MAXIMUM 0.22 11.0 3. 0.2 120.00
DATE OF MAXIMUM 1992-10-22 1992-01-25 1992-08-19 1991-06-11 1992-12-07
STANDARD DEVIATION 0.04 1.5 1. 0.0 9.99
pH SUSP SOL Na Mg P ORTHO
105 DEG DISS DISS TOTAL
10301 10401 11103 12102 15205
pH UNITS mg/L mg/L Na mg/L Mg mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 24
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 24 24 0
MEAN 8.0 206. 8. 8. 0.003
MINIMUM 7.8 67. 4. 6. 0.003
DATE OF MINIMUM 1992-01-25 1992-04-10 1991-07-17 1992-04-10 1991-01-16
10TH PERCENTILE 7.8 69. 6. 6. 0.003
MEDIAN 8.1 154. 7. 7. 0.003
90TH PERCENTILE 8.2 430. 10. 9. 0.003
MAXIMUM 8.3 569. 11. 12. 0.003
DATE OF MAXIMUM 1991-12-12 1991-09-09 1992-12-07 1992-12-07 1992-12-07
STANDARD DEVIATION 0.1 143. 2. 1. 0.000
P SULPHATE Cl DDT BHC
TOTAL DISS TOTAL
15405 16306 17201 18002 18814
mg/L P mg/L SO4 mg/L Cl ug/L ug/L
NO. OF L-FLAGGED VALUES 0 0 0 24 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 24 0 24
MEAN 0.118 23. 8. 0.058 0.032
MINIMUM 0.018 14. 5. 0.058 0.010
DATE OF MINIMUM 1991-01-16 1992-05-13 1991-07-17 1991-01-16 1992-12-07
10TH PERCENTILE 0.023 16. 5. 0.058 0.013
MEDIAN 0.085 24. 8. 0.058 0.019
90TH PERCENTILE 0.234 29. 10. 0.058 0.031
MAXIMUM 0.320 36. 11. 0.058 0.180
DATE OF MAXIMUM 1991-09-09 1992-12-07 1992-12-07 1992-12-07 1991-01-16
STANDARD DEVIATION 0.086 5. 2. 0.000 0.044
K Ca Cr Mn Fe
DISS DISS DISS DISS DISS
19103 20103 24052 25105 26105
mg/L K mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 24 24 24
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 24 0 0 0
MEAN 1.8 36.204 0.004 0.02 0.01
MINIMUM 1.3 28.900 0.004 0.02 0.01
DATE OF MINIMUM 1991-03-15 1992-07-13 1991-01-16 1991-01-16 1991-01-16
10TH PERCENTILE 1.4 29.560 0.004 0.02 0.01
MEDIAN 1.6 38.150 0.004 0.02 0.01
90TH PERCENTILE 2.2 40.000 0.004 0.02 0.01
MAXIMUM 2.7 42.500 0.004 0.02 0.01
DATE OF MAXIMUM 1992-08-19 1991-03-15 1992-12-07 1992-12-07 1992-12-07
STANDARD DEVIATION 0.3 4.118 0.000 0.00 0.00
Cu Zn As Se COLIFORM
DISS DISS DISS DISS TOTAL
29105 30105 33103 34102 36001
mg/L Cu mg/L Zn mg/L As mg/L Se No/100ml
NO. OF L-FLAGGED VALUES 24 24 24 24 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 0 0 0 24
MEAN 0.050 0.010 0.020 0.010 1473.
MINIMUM 0.050 0.010 0.020 0.010 330.
DATE OF MINIMUM 1991-01-16 1991-01-16 1991-01-16 1991-01-16 1992-12-07
10TH PERCENTILE 0.050 0.010 0.020 0.010 610.
MEDIAN 0.050 0.010 0.020 0.010 1290.
90TH PERCENTILE 0.050 0.010 0.020 0.010 2200.
MAXIMUM 0.050 0.010 0.020 0.010 2800.
DATE OF MAXIMUM 1992-12-07 1992-12-07 1992-12-07 1992-12-07 1992-07-13
STANDARD DEVIATION 0.000 0.000 0.000 0.000 664.
FAEC COL Cd Hg Pb INST
DISS DISS DISS DISCHG
36011 48102 80111 82103 97160
No/100ml mg/L Cd ug/L Hg mg/L Pb m3/S
NO. OF L-FLAGGED VALUES 0 24 24 24 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 0 0 0 24
MEAN 679. 0.001 0.200 0.005 22181.7
MINIMUM 170. 0.001 0.200 0.005 7560.0
DATE OF MINIMUM 1992-12-07 1991-01-16 1991-01-16 1991-01-16 1992-01-25
10TH PERCENTILE 246. 0.001 0.200 0.005 8576.0
MEDIAN 490. 0.001 0.200 0.005 18600.0
90TH PERCENTILE 1250. 0.001 0.200 0.005 37500.0
MAXIMUM 2200. 0.001 0.200 0.005 66600.0
DATE OF MAXIMUM 1992-07-13 1992-12-07 1992-12-07 1992-12-07 1991-07-17
STANDARD DEVIATION 505. 0.000 0.000 0.000 14169.0
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 - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1991-01-09 TO 1992-12-09
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP CN NO2-N NO3-N
COND
02041 02061 06606 07207 07313
us/cm deg C mg/L Cn mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 20 10 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 3 13 23
MEAN 838. 13.8 0.002 0.04 3.14
MINIMUM 660. 0.0 0.002 0.00 2.29
DATE OF MINIMUM 1991-08-12 1991-01-09 1991-01-09 1991-07-08 1992-12-09
10TH PERCENTILE 713. 0.3 0.002 0.00 2.33
MEDIAN 810. 14.2 0.002 0.00 3.02
90TH PERCENTILE 1000. 27.4 0.002 0.06 3.76
MAXIMUM 1050. 28.0 0.004 0.60 5.45
DATE OF MAXIMUM 1992-12-09 1991-08-12 1991-08-12 1992-06-10 1991-07-08
STANDARD DEVIATION 107. 10.3 0.001 0.12 0.76
NH3 O2 BOD F ALK
DISS DISS TOTAL
07556 08101 08201 09105 10102
mg/L N mg/L O2 mg/L O2 mg/L F mg/L
NO. OF L-FLAGGED VALUES 6 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 17 23 23 23 22
MEAN 0.10 10.4 2. 0.6 176.95
MINIMUM 0.01 7.2 1. 0.4 122.50
DATE OF MINIMUM 1991-04-10 1992-08-12 1991-06-10 1991-03-13 1992-05-07
10TH PERCENTILE 0.01 7.3 1. 0.4 136.10
MEDIAN 0.02 9.6 2. 0.5 163.00
90TH PERCENTILE 0.21 13.6 4. 0.8 222.80
MAXIMUM 0.83 14.5 6. 0.8 277.00
DATE OF MAXIMUM 1992-02-12 1991-01-09 1991-01-09 1992-08-12 1992-02-12
STANDARD DEVIATION 0.18 2.5 1. 0.1 38.10
pH SUSP SOL Na Mg P ORTHO
105 DEG DISS DISS TOTAL
10302 10401 11105 12102 15205
pH UNITS mg/L mg/L Na mg/L Mg mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 4
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 23 23 19
MEAN 8.0 7667. 81. 25. 0.009
MINIMUM 7.7 38. 66. 18. 0.005
DATE OF MINIMUM 1992-08-12 1992-06-10 1992-10-09 1991-08-12 1991-10-07
10TH PERCENTILE 7.7 171. 68. 20. 0.005
MEDIAN 8.1 2948. 78. 25. 0.008
90TH PERCENTILE 8.3 12661. 94. 30. 0.013
MAXIMUM 8.5 47937. 120. 38. 0.015
DATE OF MAXIMUM 1992-05-07 1992-09-09 1992-06-10 1992-02-12 1992-05-07
STANDARD DEVIATION 0.2 12843. 13. 5. 0.003
P SULPHATE Cl DDT BHC
TOTAL DISS TOTAL
15405 16306 17201 18002 18814
mg/L P mg/L SO4 mg/L Cl ug/L ug/L
NO. OF L-FLAGGED VALUES 0 0 0 22 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 23 1 23
MEAN 4.766 119. 73. 0.264 0.009
MINIMUM 0.035 93. 56. 0.264 0.002
DATE OF MINIMUM 1992-06-10 1992-08-12 1991-06-10 1991-01-09 1992-08-12
10TH PERCENTILE 0.113 95. 59. 0.264 0.003
MEDIAN 1.920 117. 68. 0.264 0.007
90TH PERCENTILE 8.216 148. 90. 0.264 0.017
MAXIMUM 30.980 158. 106. 0.264 0.025
DATE OF MAXIMUM 1992-09-09 1991-05-06 1992-12-09 1992-12-09 1991-07-08
STANDARD DEVIATION 7.809 19. 13. 0.000 0.006
K Ca Cr Mn Fe
DISS DISS DISS DISS DISS
19105 20103 24052 25104 26104
mg/L K mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 5 22 19
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 23 23 0 0 3
MEAN 2.8 51.204 0.004 0.01 0.01
MINIMUM 1.6 38.200 0.004 0.01 0.01
DATE OF MINIMUM 1992-05-07 1992-05-07 1991-01-09 1991-01-09 1991-03-13
10TH PERCENTILE 2.0 42.230 0.01 0.01
MEDIAN 2.9 48.600 0.004 0.01 0.01
90TH PERCENTILE 3.3 60.900 0.01 0.02
MAXIMUM 4.2 70.900 0.004 0.01 0.04
DATE OF MAXIMUM 1992-06-10 1992-02-12 1991-12-11 1992-12-09 1991-11-06
STANDARD DEVIATION 0.6 8.186 0.000 0.00 0.01
Cu Zn As COLIFORM FAEC COL
DISS DISS DISS TOTAL
29106 30104 33103 36001 36011
mg/L Cu mg/L Zn mg/L As No/100ml No/100ml
NO. OF L-FLAGGED VALUES 22 0 23 0 0
NO. OF G-FLAGGED VALUES 0 0 0 1 0
NO. OF UNFLAGGED VALUES 0 22 0 22 23
MEAN 0.010 0.019 0.010 3.6E+04 7174.
MINIMUM 0.010 0.005 0.010 1.7E+02 79.
DATE OF MINIMUM 1991-01-09 1991-07-08 1991-01-09 1992-05-07 1992-03-05
10TH PERCENTILE 0.010 0.006 0.010 2.7E+02 191.
MEDIAN 0.010 0.016 0.010 5.4E+03 3500.
90TH PERCENTILE 0.010 0.036 0.010 2.4E+04 16000.
MAXIMUM 0.010 0.040 0.010 5.4E+05 35000.
DATE OF MAXIMUM 1992-12-09 1992-06-10 1992-12-09 1992-10-09 1991-11-06
STANDARD DEVIATION 0.000 0.010 0.000 1.1E+05 9290.
Cd Hg Pb INST
DISS DISS DISS DISCHG
48101 80111 82101 97160
mg/L Cd ug/L Hg mg/L Pb m3/S
NO. OF L-FLAGGED VALUES 18 22 22 0
NO. OF G-FLAGGED VALUES 0 0 0 0
NO. OF UNFLAGGED VALUES 5 1 1 23
MEAN 0.000 0.200 0.002 508.9
MINIMUM 0.000 0.200 0.002 0.0
DATE OF MINIMUM 1991-01-09 1991-01-09 1991-01-09 1992-06-10
10TH PERCENTILE 0.000 0.200 0.002 13.6
MEDIAN 0.000 0.200 0.002 453.0
90TH PERCENTILE 0.000 0.200 0.002 1118.0
MAXIMUM 0.001 0.200 0.002 1350.0
DATE OF MAXIMUM 1991-07-08 1992-12-09 1991-07-08 1992-09-09
STANDARD DEVIATION 0.000 0.000 0.000 420.9
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 - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1991-01-09 TO 1992-12-07
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP CN NO2-N NO3-N
COND
02041 02062 06606 07207 07313
us/cm deg C mg/L Cn mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 24 6 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 0 18 24
MEAN 224. 22.4 0.002 0.01 0.71
MINIMUM 168. 10.2 0.002 0.00 0.37
DATE OF MINIMUM 1992-04-14 1991-02-06 1991-01-09 1991-06-11 1992-12-07
10TH PERCENTILE 181. 13.1 0.002 0.00 0.48
MEDIAN 221. 22.5 0.002 0.00 0.65
90TH PERCENTILE 257. 29.5 0.002 0.02 0.90
MAXIMUM 282. 30.0 0.002 0.06 1.23
DATE OF MAXIMUM 1991-10-09 1992-09-09 1992-12-07 1992-04-14 1991-07-13
STANDARD DEVIATION 29. 6.1 0.000 0.01 0.20
NH3 O2 BOD F ALK
DISS DISS TOTAL
07556 08101 08201 09105 10102
mg/L N mg/L O2 mg/L O2 mg/L F mg/L
NO. OF L-FLAGGED VALUES 10 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 14 24 24 24 24
MEAN 0.02 7.9 1. 0.2 105.00
MINIMUM 0.01 6.5 0. 0.1 90.00
DATE OF MINIMUM 1991-01-09 1991-08-14 1991-12-13 1991-12-13 1991-04-10
10TH PERCENTILE 0.01 6.6 0. 0.1 90.00
MEDIAN 0.01 7.8 1. 0.2 105.00
90TH PERCENTILE 0.04 9.1 1. 0.2 120.00
MAXIMUM 0.09 9.6 1. 0.2 120.00
DATE OF MAXIMUM 1992-02-14 1992-02-14 1992-06-10 1992-12-07 1991-12-13
STANDARD DEVIATION 0.02 1.0 0. 0.0 10.11
pH SUSP SOL Na Mg P ORTHO
105 DEG DISS DISS TOTAL
10302 10401 11102 12102 15205
pH UNITS mg/L mg/L Na mg/L Mg mg/L P
NO. OF L-FLAGGED VALUES 0 0 0 0 12
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 23 24 24 12
MEAN 7.9 139. 3. 5. 0.004
MINIMUM 7.6 1. 1. 3. 0.003
DATE OF MINIMUM 1991-06-11 1991-11-09 1992-07-10 1992-04-14 1991-01-09
10TH PERCENTILE 7.7 3. 2. 3. 0.003
MEDIAN 7.9 33. 3. 5. 0.003
90TH PERCENTILE 8.1 409. 3. 6. 0.005
MAXIMUM 8.2 870. 4. 7. 0.006
DATE OF MAXIMUM 1991-02-06 1991-07-13 1992-01-16 1991-10-09 1992-05-15
STANDARD DEVIATION 0.2 242. 1. 1. 0.001
P SULPHATE Cl DDT BHC
TOTAL DISS TOTAL
15405 16306 17204 18002 18814
mg/L P mg/L SO4 mg/L Cl ug/L ug/L
NO. OF L-FLAGGED VALUES 20 0 0 24 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 4 24 24 0 24
MEAN 0.051 11. 3. 0.070 0.043
MINIMUM 0.050 8. 2. 0.070 0.022
DATE OF MINIMUM 1991-01-09 1992-07-10 1991-07-13 1991-01-09 1992-06-10
10TH PERCENTILE 0.050 8. 2. 0.070 0.026
MEDIAN 0.050 10. 3. 0.070 0.039
90TH PERCENTILE 0.050 13. 4. 0.070 0.058
MAXIMUM 0.080 14. 4. 0.070 0.085
DATE OF MAXIMUM 1991-10-09 1992-02-14 1992-12-07 1992-12-07 1992-09-09
STANDARD DEVIATION 0.006 2. 0. 0.000 0.015
K Ca Cr Mn Fe
DISS DISS DISS DISS DISS
19102 20103 24052 25104 26104
mg/L K mg/L Ca mg/L Cr mg/L Mn mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 24 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 0 24 24
MEAN 1.2 32.862 0.002 0.01 0.08
MINIMUM 1.0 26.500 0.001 0.00 0.02
DATE OF MINIMUM 1992-01-16 1992-07-10 1991-01-09 1991-05-08 1991-11-09
10TH PERCENTILE 1.0 26.780 0.001 0.00 0.03
MEDIAN 1.2 32.750 0.001 0.01 0.07
90TH PERCENTILE 1.4 36.650 0.004 0.02 0.12
MAXIMUM 1.5 42.800 0.004 0.02 0.17
DATE OF MAXIMUM 1992-02-14 1991-10-09 1991-12-13 1992-03-13 1992-07-10
STANDARD DEVIATION 0.2 3.983 0.002 0.01 0.04
Cu Zn As Se COLIFORM
DISS DISS TOTAL TOTAL TOTAL
29106 30104 33007 34002 36001
mg/L Cu mg/L Zn mg/L As mg/L Se No/100ml
NO. OF L-FLAGGED VALUES 0 0 0 24 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 24 24 0 24
MEAN 0.002 0.032 0.003 0.001 1678.
MINIMUM 0.001 0.010 0.001 0.001 190.
DATE OF MINIMUM 1992-08-05 1991-12-13 1992-02-14 1991-01-09 1992-11-13
10TH PERCENTILE 0.001 0.020 0.001 0.001 278.
MEDIAN 0.002 0.030 0.002 0.001 1275.
90TH PERCENTILE 0.003 0.045 0.006 0.001 3861.
MAXIMUM 0.004 0.080 0.007 0.001 4516.
DATE OF MAXIMUM 1992-01-16 1992-02-14 1992-11-13 1992-12-07 1992-07-10
STANDARD DEVIATION 0.001 0.016 0.002 0.000 1382.
FAEC COL Cd Hg Pb INST
DISS DISS DISS DISCHG
36011 48101 80111 82101 97160
No/100ml mg/L Cd ug/L Hg mg/L Pb m3/S
NO. OF L-FLAGGED VALUES 0 4 24 1 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 24 20 0 23 24
MEAN 366. 0.000 0.100 0.002 6502.2
MINIMUM 5. 0.000 0.100 0.001 913.0
DATE OF MINIMUM 1991-02-06 1991-01-09 1991-01-09 1991-05-08 1991-12-13
10TH PERCENTILE 11. 0.000 0.100 0.001 1340.0
MEDIAN 260. 0.000 0.100 0.001 3715.0
90TH PERCENTILE 774. 0.000 0.100 0.003 12100.0
MAXIMUM 1870. 0.001 0.100 0.006 33000.0
DATE OF MAXIMUM 1991-08-14 1992-06-10 1992-12-07 1992-11-13 1992-07-10
STANDARD DEVIATION 426. 0.000 0.000 0.001 6773.0
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 - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1991-01-16 TO 1992-11-26
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP TRANS CN CHLORO A
COND
02041 02061 02076 06606 06711
us/cm deg C m mg/L Cn mg/L
NO. OF L-FLAGGED VALUES 0 0 0 11 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 11 11 11 0 11
MEAN 262. 14.8 0.1 0.002 0.0052
MINIMUM 192. 4.0 0.0 0.002 0.0020
DATE OF MINIMUM 1991-09-18 1991-01-16 1991-03-14 1991-01-16 1992-07-13
10TH PERCENTILE 194. 4.1 0.0 0.002 0.0021
MEDIAN 282. 11.5 0.1 0.002 0.0050
90TH PERCENTILE 298. 24.9 0.2 0.002 0.0088
MAXIMUM 300. 29.0 0.2 0.002 0.0100
DATE OF MAXIMUM 1992-07-13 1992-07-13 1992-05-13 1992-11-26 1992-01-28
STANDARD DEVIATION 39. 9.3 0.1 0.000 0.0026
NO2-N NO3-N NH3 O2 BOD
DISS
07207 07313 07556 08101 08201
mg/L N mg/L N mg/L N mg/L O2 mg/L O2
NO. OF L-FLAGGED VALUES 2 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 9 11 11 11 11
MEAN 0.00 1.08 0.11 9.5 1.
MINIMUM 0.00 0.12 0.02 7.1 1.
DATE OF MINIMUM 1991-11-13 1991-09-18 1991-11-13 1992-09-22 1991-11-13
10TH PERCENTILE 0.00 0.14 0.02 7.1 1.
MEDIAN 0.00 0.86 0.09 9.9 1.
90TH PERCENTILE 0.01 2.12 0.25 11.7 2.
MAXIMUM 0.01 2.21 0.28 12.2 2.
DATE OF MAXIMUM 1991-03-14 1991-05-15 1992-05-13 1992-01-28 1991-09-18
STANDARD DEVIATION 0.00 0.76 0.08 1.8 0.
F ALK pH SUSP SOL Na
DISS TOTAL 105 DEG DISS
09105 10102 10301 10401 11105
mg/L F 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 11 11 11 11 11
MEAN 0.3 52.96 7.6 65. 13.
MINIMUM 0.3 45.00 7.4 6. 10.
DATE OF MINIMUM 1991-05-15 1992-01-28 1991-01-16 1992-05-13 1991-11-13
10TH PERCENTILE 0.3 45.25 7.4 7. 10.
MEDIAN 0.3 52.50 7.6 77. 12.
90TH PERCENTILE 0.3 61.84 7.7 96. 15.
MAXIMUM 0.4 65.00 8.0 120. 15.
DATE OF MAXIMUM 1992-09-22 1992-09-22 1991-09-18 1992-09-22 1992-09-22
STANDARD DEVIATION 0.0 6.12 0.2 39. 2.
Mg P ORTHO P SULPHATE Cl
DISS TOTAL TOTAL DISS
12102 15205 15405 16306 17201
mg/L Mg mg/L P mg/L P mg/L SO4 mg/L Cl
NO. OF L-FLAGGED VALUES 0 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 11 11 11 11 11
MEAN 6. 0.008 0.055 29. 19.
MINIMUM 5. 0.003 0.041 14. 12.
DATE OF MINIMUM 1991-09-18 1991-05-15 1992-03-17 1991-09-18 1991-09-18
10TH PERCENTILE 5. 0.003 0.041 15. 12.
MEDIAN 6. 0.009 0.054 32. 20.
90TH PERCENTILE 7. 0.011 0.066 36. 22.
MAXIMUM 7. 0.013 0.078 40. 24.
DATE OF MAXIMUM 1992-09-22 1991-03-14 1991-09-18 1992-05-13 1992-03-17
STANDARD DEVIATION 1. 0.003 0.011 8. 4.
DDT BHC K Ca Cr
TOTAL DISS DISS HEX
18002 18814 19105 20103 24101
ug/L ug/L mg/L K mg/L Ca mg/L Cr
NO. OF L-FLAGGED VALUES 11 5 0 0 7
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 6 11 11 0
MEAN 0.140 0.062 2.7 22.518 0.004
MINIMUM 0.140 0.019 2.3 17.100 0.004
DATE OF MINIMUM 1991-01-16 1992-11-26 1991-01-16 1992-11-26 1991-01-16
10TH PERCENTILE 0.140 0.019 2.3 17.130
MEDIAN 0.140 0.020 2.8 21.500 0.004
90TH PERCENTILE 0.140 0.035 3.0 28.690
MAXIMUM 0.140 0.460 3.1 29.200 0.004
DATE OF MAXIMUM 1992-11-26 1991-11-13 1991-05-15 1992-03-17 1992-03-17
STANDARD DEVIATION 0.000 0.132 0.3 4.513 0.000
Mn Fe Cu Zn As
DISS DISS DISS DISS DISS
25104 26104 29106 30104 33103
mg/L Mn mg/L Fe mg/L Cu mg/L Zn mg/L As
NO. OF L-FLAGGED VALUES 11 6 11 9 11
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 5 0 2 0
MEAN 0.02 0.11 0.030 0.022 0.010
MINIMUM 0.02 0.04 0.030 0.013 0.010
DATE OF MINIMUM 1991-01-16 1991-05-15 1991-01-16 1991-03-14 1991-01-16
10TH PERCENTILE 0.02 0.04 0.030 0.013 0.010
MEDIAN 0.02 0.05 0.030 0.013 0.010
90TH PERCENTILE 0.02 0.24 0.030 0.053 0.010
MAXIMUM 0.02 0.34 0.030 0.071 0.010
DATE OF MAXIMUM 1992-11-26 1992-09-22 1992-11-26 1991-01-16 1992-11-26
STANDARD DEVIATION 0.00 0.10 0.000 0.021 0.000
COLIFORM FAEC COL Cd Hg Pb
TOTAL DISS DISS DISS
36001 36011 48102 80111 82101
No/100ml No/100ml mg/L Cd ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 0 2 11 10 10
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 11 9 0 1 1
MEAN 12. 4. 0.000 0.187 0.002
MINIMUM 2. 2. 0.000 0.100 0.002
DATE OF MINIMUM 1991-05-15 1991-01-16 1991-01-16 1991-01-16 1991-01-16
10TH PERCENTILE 2. 2. 0.000 0.106 0.002
MEDIAN 8. 2. 0.000 0.200 0.002
90TH PERCENTILE 21. 5. 0.000 0.200 0.002
MAXIMUM 46. 14. 0.000 0.200 0.002
DATE OF MAXIMUM 1992-01-28 1992-01-28 1992-11-26 1992-11-26 1992-09-22
STANDARD DEVIATION 13. 4. 0.000 0.031 0.000
GEMS/WATER
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Last updated: 2001-07-30