STATISTICS for CHINA
STATISTICS FOR CHINA
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-02-15 PAGE 113
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 - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-01-07 TO 1981-12-21
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG ELEC TEMP NO3NO2 NH3
SAMPLE COND
00190 02041 02061 07105 07554
N/A us/cm deg C mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 33
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 46 48 48 48 15
MEAN 2. 200. 17.8 0.21 0.07
MINIMUM 2. 20. 4.6 0.08 0.05
DATE OF MINIMUM 1980-01-07 1980-04-07 1980-02-06 1981-09-21 1980-04-07
10TH PERCENTILE 2. 172. 8.1 0.13 0.05
MEDIAN 2. 203. 18.2 0.21 0.05
90TH PERCENTILE 2. 230. 26.4 0.30 0.11
MAXIMUM 2. 282. 30.9 0.36 0.21
DATE OF MAXIMUM 1981-12-21 1981-04-27 1981-08-10 1980-05-12 1980-03-29
STANDARD DEVIATION 0. 35. 7.4 0.07 0.04
O2 O2 BOD ALK pH
DISS DISS TOTAL
08101 08102 08201 10120 10302
mg/L O2 mg/L O2 mg/L O2 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 24 24 48 48 48
MEAN 8.6 8.3 1. 2.03 7.8
MINIMUM 6.2 5.4 0. 1.50 7.2
DATE OF MINIMUM 1981-07-27 1980-07-09 1981-01-27 1980-05-12 1981-07-13
10TH PERCENTILE 6.6 6.4 0. 1.80 7.5
MEDIAN 8.8 8.1 0. 2.00 7.7
90TH PERCENTILE 10.1 10.6 1. 2.31 8.1
MAXIMUM 11.1 11.9 10. 2.70 8.2
DATE OF MAXIMUM 1981-01-27 1980-02-06 1981-04-07 1980-01-21 1981-12-21
STANDARD DEVIATION 1.4 1.7 1. 0.24 0.2
SUSP SOL PO4-P P ORTHO Cl Cl
105 DEG SOL DISS DISS DISS
10401 15254 15255 17201 17204
mg/L mg/L PO4 mg/L P mg/L Cl mg/L Cl
NO. OF L-FLAGGED VALUES 0 24 24 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 48 0 0 24 24
MEAN 309. 0.020 0.020 5. 6.
MINIMUM 54. 0.020 0.020 3. 3.
DATE OF MINIMUM 1981-02-12 1980-01-07 1981-01-13 1980-07-09 1981-05-13
10TH PERCENTILE 95. 0.020 0.020 3. 4.
MEDIAN 197. 0.020 0.020 5. 6.
90TH PERCENTILE 530. 0.020 0.020 6. 8.
MAXIMUM 1699. 0.020 0.020 8. 9.
DATE OF MAXIMUM 1981-08-25 1980-12-22 1981-12-21 1980-02-06 1981-08-25
STANDARD DEVIATION 284. 0.000 0.000 1. 1.
P,P-DDT O,P-DDT P,P-DDD P,P-DDE ALPHA-
BHC
18000 18005 18010 18020 18075
ug/L ug/L ug/L ug/L ug/L
NO. OF L-FLAGGED VALUES 48 48 48 48 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 0 0 0 48
MEAN 0.420 0.280 0.160 0.100 0.171
MINIMUM 0.420 0.280 0.160 0.100 0.070
DATE OF MINIMUM 1980-01-07 1980-01-07 1980-01-07 1980-01-07 1981-04-07
10TH PERCENTILE 0.420 0.280 0.160 0.100 0.097
MEDIAN 0.420 0.280 0.160 0.100 0.160
90TH PERCENTILE 0.420 0.280 0.160 0.100 0.232
MAXIMUM 0.420 0.280 0.160 0.100 0.570
DATE OF MAXIMUM 1981-12-21 1981-12-21 1981-12-21 1981-12-21 1981-08-10
STANDARD DEVIATION 0.000 0.000 0.000 0.000 0.086
BHC FAEC COL Cd Hg Pb
DISS DISS DISS
18814 36011 48101 80111 82102
ug/L No/100ml mg/L Cd ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 0 0 48 48 48
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 48 48 0 0 0
MEAN 0.367 402. 0.000 0.200 0.006
MINIMUM 0.200 31. 0.000 0.200 0.005
DATE OF MINIMUM 1981-03-12 1981-03-12 1980-01-07 1980-01-07 1980-01-07
10TH PERCENTILE 0.248 69. 0.000 0.200 0.005
MEDIAN 0.320 240. 0.000 0.200 0.005
90TH PERCENTILE 0.501 911. 0.000 0.200 0.005
MAXIMUM 0.940 1417. 0.000 0.200 0.050
DATE OF MAXIMUM 1981-08-10 1980-02-25 1981-12-21 1981-12-21 1981-10-14
STANDARD DEVIATION 0.144 357. 0.000 0.000 0.006
INST
DISCHG
97160
m3/S
NO. OF L-FLAGGED VALUES 0
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 48
MEAN 23007.1
MINIMUM 4850.0
DATE OF MINIMUM 1981-03-12
10TH PERCENTILE 6848.0
MEDIAN 19600.0
90TH PERCENTILE 46370.0
MAXIMUM 56300.0
DATE OF MAXIMUM 1980-08-27
STANDARD DEVIATION 14445.7
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 - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-01-07 TO 1981-12-21
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG ELEC TEMP NO3NO2 NH3
SAMPLE COND
00190 02041 02062 07105 07554
N/A us/cm deg C mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 19
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 47 47 47 47 9
MEAN 2. 611. 13.5 1.92 0.03
MINIMUM 2. 400. 0.0 1.05 0.01
DATE OF MINIMUM 1980-01-07 1981-10-07 1980-01-07 1981-10-07 1980-06-22
10TH PERCENTILE 2. 454. 0.0 1.30 0.01
MEDIAN 2. 600. 13.8 1.80 0.02
90TH PERCENTILE 2. 752. 26.0 2.50 0.05
MAXIMUM 2. 880. 29.5 2.80 0.06
DATE OF MAXIMUM 1981-12-21 1981-01-21 1980-07-21 1980-02-07 1981-02-07
STANDARD DEVIATION 0. 118. 9.9 0.43 0.02
NH3 O2 BOD ALK pH
DISS TOTAL
07556 08101 08201 10120 10302
mg/L N mg/L O2 mg/L O2 MEQ/L pH UNITS
NO. OF L-FLAGGED VALUES 11 0 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 8 47 46 47 47
MEAN 0.02 10.6 2. 3.23 8.2
MINIMUM 0.01 7.0 0. 1.60 7.9
DATE OF MINIMUM 1981-04-21 1980-07-07 1980-06-07 1980-04-22 1981-08-21
10TH PERCENTILE 0.01 7.6 1. 2.57 8.0
MEDIAN 0.01 9.9 2. 3.20 8.3
90TH PERCENTILE 0.03 14.2 3. 4.00 8.4
MAXIMUM 0.04 14.7 4. 4.40 8.6
DATE OF MAXIMUM 1981-03-21 1981-12-21 1980-02-07 1981-01-21 1981-06-07
STANDARD DEVIATION 0.01 2.4 1. 0.61 0.2
SUSP SOL PO4-P P ORTHO Cl P,P-DDT
105 DEG SOL DISS DISS
10401 15254 15255 17201 18000
mg/L mg/L PO4 mg/L P mg/L Cl ug/L
NO. OF L-FLAGGED VALUES 0 7 1 0 34
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 47 28 11 47 7
MEAN 7405. 0.010 0.025 59. 0.130
MINIMUM 26. 0.002 0.008 31. 0.075
DATE OF MINIMUM 1981-06-07 1981-02-21 1981-09-21 1981-10-21 1980-12-07
10TH PERCENTILE 539. 0.002 0.009 40. 0.075
MEDIAN 3389. 0.008 0.029 58. 0.130
90TH PERCENTILE 21207. 0.013 0.032 80. 0.200
MAXIMUM 47949. 0.102 0.037 99. 0.200
DATE OF MAXIMUM 1981-08-21 1980-12-21 1981-07-07 1981-01-21 1980-09-07
STANDARD DEVIATION 9870. 0.016 0.009 16. 0.049
O,P-DDT P,P-DDD P,P-DDE ALPHA- BHC
BHC
18005 18010 18020 18075 18814
ug/L ug/L ug/L ug/L ug/L
NO. OF L-FLAGGED VALUES 28 34 34 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 7 7 7 41 41
MEAN 0.077 0.038 0.021 0.199 0.347
MINIMUM 0.040 0.013 0.007 0.022 0.022
DATE OF MINIMUM 1980-09-21 1980-11-07 1980-11-07 1980-04-07 1980-04-07
10TH PERCENTILE 0.042 0.015 0.008 0.077 0.101
MEDIAN 0.094 0.029 0.014 0.140 0.225
90TH PERCENTILE 0.120 0.100 0.060 0.399 0.620
MAXIMUM 0.133 0.120 0.075 0.758 1.562
DATE OF MAXIMUM 1980-09-07 1980-05-22 1980-05-22 1980-08-21 1980-08-21
STANDARD DEVIATION 0.031 0.033 0.021 0.159 0.311
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 19 45 32 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 47 28 2 15 41
MEAN 4389. 0.001 0.329 0.009 933.1
MINIMUM 1. 0.000 0.050 0.001 12.7
DATE OF MINIMUM 1980-03-22 1980-11-07 1980-01-07 1980-04-22 1981-06-07
10TH PERCENTILE 14. 0.000 0.050 0.001 137.8
MEDIAN 893. 0.000 0.200 0.001 500.0
90TH PERCENTILE 13733. 0.002 0.500 0.050 2312.0
MAXIMUM 39667. 0.002 1.070 0.050 5590.0
DATE OF MAXIMUM 1981-09-07 1980-04-07 1980-08-07 1980-04-07 1981-10-07
STANDARD DEVIATION 8192. 0.001 0.220 0.017 1138.5
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 - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-01-08 TO 1981-12-24
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
INTEG ELEC TEMP NO3NO2 NH3
SAMPLE COND
00190 02041 02062 07105 07554
N/A us/cm deg C mg/L N mg/L N
NO. OF L-FLAGGED VALUES 0 0 0 0 22
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 48 48 48 48 2
MEAN 2. 166. 22.5 0.60 0.03
MINIMUM 2. 124. 12.0 0.40 0.03
DATE OF MINIMUM 1980-01-08 1981-04-22 1980-02-07 1980-01-08 1980-01-08
10TH PERCENTILE 2. 138. 14.5 0.44 0.03
MEDIAN 2. 168. 23.5 0.58 0.03
90TH PERCENTILE 2. 194. 28.6 0.81 0.03
MAXIMUM 2. 221. 30.8 0.92 0.06
DATE OF MAXIMUM 1981-12-24 1981-06-23 1980-07-08 1980-07-08 1980-03-11
STANDARD DEVIATION 0. 24. 5.4 0.14 0.01
NH3 O2 BOD ALK pH
DISS TOTAL
07556 08101 08201 10120 10302
mg/L N mg/L O2 mg/L O2 MEQ/L pH UNITS
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 48 48 48 48
MEAN 0.01 7.8 1. 1.76 8.1
MINIMUM 0.01 6.3 0. 1.20 7.6
DATE OF MINIMUM 1981-01-27 1981-08-21 1980-06-24 1981-04-22 1981-07-08
10TH PERCENTILE 0.01 6.7 0. 1.30 7.8
MEDIAN 0.01 7.4 0. 1.80 8.0
90TH PERCENTILE 0.02 9.4 1. 2.00 8.4
MAXIMUM 0.04 9.7 1. 2.10 8.6
DATE OF MAXIMUM 1981-03-11 1981-01-27 1980-06-05 1980-02-07 1981-03-11
STANDARD DEVIATION 0.01 1.0 0. 0.26 0.3
SUSP SOL PO4-P P ORTHO Cl P,P-DDT
105 DEG SOL DISS DISS
10401 15254 15255 17204 18000
mg/L mg/L PO4 mg/L P mg/L Cl ug/L
NO. OF L-FLAGGED VALUES 0 3 5 0 47
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 48 21 19 48 1
MEAN 123. 0.004 0.004 3. 0.020
MINIMUM 2. 0.002 0.002 2. 0.020
DATE OF MINIMUM 1981-02-25 1980-01-22 1981-02-25 1981-05-21 1980-01-22
10TH PERCENTILE 9. 0.002 0.002 3. 0.020
MEDIAN 66. 0.004 0.004 3. 0.020
90TH PERCENTILE 309. 0.007 0.007 4. 0.020
MAXIMUM 633. 0.007 0.007 5. 0.030
DATE OF MAXIMUM 1980-07-24 1980-06-24 1981-06-23 1980-07-08 1980-01-08
STANDARD DEVIATION 146. 0.002 0.002 1. 0.001
O,P-DDT P,P-DDD P,P-DDE ALPHA- BHC
BHC
18005 18010 18020 18075 18814
ug/L ug/L ug/L ug/L ug/L
NO. OF L-FLAGGED VALUES 42 42 47 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 0 1 48 48
MEAN 0.020 0.020 0.011 0.211 0.395
MINIMUM 0.020 0.020 0.010 0.045 0.093
DATE OF MINIMUM 1980-04-08 1980-04-08 1980-01-22 1980-02-26 1980-03-25
10TH PERCENTILE 0.020 0.020 0.010 0.055 0.126
MEDIAN 0.020 0.020 0.010 0.203 0.343
90TH PERCENTILE 0.020 0.020 0.010 0.357 0.713
MAXIMUM 0.020 0.020 0.080 0.463 1.028
DATE OF MAXIMUM 1981-12-24 1981-12-24 1980-01-08 1981-06-05 1980-10-10
STANDARD DEVIATION 0.000 0.000 0.010 0.102 0.215
FAEC COL Hg Pb INST
DISS DISS DISCHG
36011 80111 82102 97160
No/100ml ug/L Hg mg/L Pb m3/S
NO. OF L-FLAGGED VALUES 0 48 41 0
NO. OF G-FLAGGED VALUES 0 0 0 0
NO. OF UNFLAGGED VALUES 48 0 7 48
MEAN 775. 0.100 0.005 6185.5
MINIMUM 46. 0.100 0.005 487.0
DATE OF MINIMUM 1981-03-24 1980-01-08 1980-01-08 1980-01-22
10TH PERCENTILE 136. 0.100 0.005 1306.0
MEDIAN 505. 0.100 0.005 5025.0
90TH PERCENTILE 1896. 0.100 0.006 13250.0
MAXIMUM 3450. 0.100 0.012 18800.0
DATE OF MAXIMUM 1980-05-06 1981-12-24 1981-10-22 1980-07-24
STANDARD DEVIATION 816. 0.000 0.001 4902.4
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 - 1979-01-01 TO 1981-12-31
PERIOD OF RECORD FROM - 1980-01-25 TO 1981-11-16
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 O2
COND DISS
02041 02061 07105 07556 08101
us/cm deg C 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 12 12 12 12 12
MEAN 183. 14.9 1.48 0.09 9.5
MINIMUM 60. 0.3 0.90 0.01 6.8
DATE OF MINIMUM 1980-09-25 1981-01-21 1980-11-27 1980-11-27 1980-07-20
10TH PERCENTILE 70. 1.2 0.92 0.01 6.9
MEDIAN 186. 14.0 1.32 0.06 9.6
90TH PERCENTILE 246. 25.3 1.92 0.17 12.1
MAXIMUM 262. 29.0 2.46 0.24 12.3
DATE OF MAXIMUM 1981-07-20 1981-07-20 1980-05-10 1980-03-24 1980-01-25
STANDARD DEVIATION 60. 8.9 0.45 0.07 1.9
ALK ALK pH PO4-P Cl
TOTAL TOTAL SOL DISS
10101 10120 10300 15254 17201
mg/L MEQ/L pH UNITS mg/L PO4 mg/L Cl
NO. OF L-FLAGGED VALUES 0 0 0 6 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 4 8 12 6 12
MEAN 1.27 1.08 7.7 0.006 14.
MINIMUM 1.10 0.95 6.7 0.002 10.
DATE OF MINIMUM 1980-07-20 1980-09-25 1980-01-25 1980-09-25 1980-09-25
10TH PERCENTILE 6.9 0.002 10.
MEDIAN 1.25 1.08 7.8 0.005 14.
90TH PERCENTILE 7.9 0.006 17.
MAXIMUM 1.50 1.30 8.0 0.015 19.
DATE OF MAXIMUM 1980-03-24 1981-01-21 1980-07-20 1981-03-19 1981-05-25
STANDARD DEVIATION 0.17 0.11 0.3 0.003 3.
P,P-DDT O,P-DDT P,P-DDE ALPHA- BHC
BHC
18000 18005 18020 18075 18814
ug/L ug/L ug/L ug/L ug/L
NO. OF L-FLAGGED VALUES 12 12 12 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 0 0 0 12 12
MEAN 0.033 0.027 0.015 0.344 1.540
MINIMUM 0.033 0.027 0.015 0.110 0.550
DATE OF MINIMUM 1980-01-25 1980-01-25 1980-01-25 1981-11-16 1980-05-10
10TH PERCENTILE 0.033 0.027 0.015 0.112 0.554
MEDIAN 0.033 0.027 0.015 0.286 1.240
90TH PERCENTILE 0.033 0.027 0.015 0.675 2.481
MAXIMUM 0.033 0.027 0.015 0.800 4.390
DATE OF MAXIMUM 1981-11-16 1981-11-16 1981-11-16 1980-09-25 1980-09-25
STANDARD DEVIATION 0.000 0.000 0.000 0.231 1.093
FAEC COL Cd Cd Hg Pb
DISS DISS DISS DISS
36011 48101 48102 80111 82101
No/100ml mg/L Cd mg/L Cd ug/L Hg mg/L Pb
NO. OF L-FLAGGED VALUES 2 0 3 0 0
NO. OF G-FLAGGED VALUES 0 0 0 0 0
NO. OF UNFLAGGED VALUES 9 6 3 12 6
MEAN 5. 0.000 0.000 0.492 0.002
MINIMUM 2. 0.000 0.000 0.069 0.001
DATE OF MINIMUM 1980-01-25 1980-03-24 1981-01-21 1980-09-25 1980-01-25
10TH PERCENTILE 2. 0.089
MEDIAN 5. 0.000 0.000 0.585 0.002
90TH PERCENTILE 8. 0.736
MAXIMUM 17. 0.001 0.000 0.850 0.004
DATE OF MAXIMUM 1981-09-22 1980-07-20 1981-09-22 1980-11-27 1980-11-27
STANDARD DEVIATION 4. 0.000 0.000 0.255 0.001
Pb
DISS
82103
mg/L Pb
NO. OF L-FLAGGED VALUES 1
NO. OF G-FLAGGED VALUES 0
NO. OF UNFLAGGED VALUES 5
MEAN 0.003
MINIMUM 0.001
DATE OF MINIMUM 1981-03-19
10TH PERCENTILE
MEDIAN 0.001
90TH PERCENTILE
MAXIMUM 0.011
DATE OF MAXIMUM 1981-09-22
STANDARD DEVIATION 0.004
GEMS/WATER
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Last updated: 2001-07-30