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STATISTICS FOR CAMBODIA
GEMS/WATER - STATISTICAL SUMMARY BY STATION 2002-01-24 PAGE 50
STATION - NEAR LUANG-MEKONG RIVER STATION NO. 064001
COUNTRY - CAMBODIA DEPTH(M) 0.0
LOCATION - OCT. 2 LAT. 11/20/52 LONG. 105/16/37 ELEVATION(M) 0.0
REGIONAL CENTRE - SEAA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1993-08-24 TO 1993-12-16
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 COD
COND
02041 02061 07105 07556 08301
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 5 5 4 5 5
MEAN 14. 28.3 0.22 0.43 2.
MINIMUM 13. 27.5 0.11 0.01 1.
DATE OF MINIMUM 1993-08-24 1993-08-24 1993-12-16 1993-12-16 1993-09-16
10TH PERCENTILE
MEDIAN 14. 27.5 0.17 0.08 2.
90TH PERCENTILE
MAXIMUM 15. 29.5 0.44 1.81 3.
DATE OF MAXIMUM 1993-11-15 1993-10-19 1993-09-16 1993-09-16 1993-11-15
STANDARD DEVIATION 1. 1.0 0.15 0.78 1.
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS TOTAL
10121 10301 10401 11103 12003
MEQ/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 5 5 5 5 5
MEAN 1.03 7.7 155. 4. 3.
MINIMUM 0.93 7.5 18. 4. 1.
DATE OF MINIMUM 1993-08-24 1993-10-19 1993-12-16 1993-11-15 1993-12-16
10TH PERCENTILE
MEDIAN 1.05 7.7 90. 4. 3.
90TH PERCENTILE
MAXIMUM 1.08 8.0 404. 5. 6.
DATE OF MAXIMUM 1993-09-16 1993-09-16 1993-09-16 1993-08-24 1993-11-15
STANDARD DEVIATION 0.06 0.2 159. 0. 2.
Si P ORTHO P SULPHATE Cl
REACTIVE DISS TOTAL DISS
14101 15255 15405 16309 17201
mg/LSiO2 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 4 5 5 5 5
MEAN 4.26 0.015 0.013 8. 3.
MINIMUM 3.66 0.008 0.007 7. 3.
DATE OF MINIMUM 1993-12-16 1993-11-15 1993-11-15 1993-12-16 1993-09-16
10TH PERCENTILE
MEDIAN 4.19 0.012 0.014 8. 3.
90TH PERCENTILE
MAXIMUM 4.99 0.028 0.018 9. 4.
DATE OF MAXIMUM 1993-10-19 1993-08-24 1993-08-24 1993-11-15 1993-10-19
STANDARD DEVIATION 0.56 0.008 0.005 1. 0.
K Ca Fe
DISS DISS TOTAL
19103 20101 26002
mg/L K mg/L Ca mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 5 5 4
MEAN 1.6 15.671 0.00
MINIMUM 1.5 12.625 0.00
DATE OF MINIMUM 1993-10-19 1993-08-24 1993-10-19
10TH PERCENTILE
MEDIAN 1.5 15.631 0.00
90TH PERCENTILE
MAXIMUM 1.7 19.479 0.01
DATE OF MAXIMUM 1993-09-16 1993-12-16 1993-11-15
STANDARD DEVIATION 0.1 2.810 0.01
STATION - PHNOM PENH-MEKONG RIVER STATION NO. 064002
COUNTRY - CAMBODIA DEPTH(M) 0.0
LOCATION - OCT. 2 LAT. 11/35/00 LONG. 104/56/33 ELEVATION(M) 0.0
REGIONAL CENTRE - SEAA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1993-08-25 TO 1993-12-15
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 COD
COND
02041 02061 07105 07556 08301
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 5 5 4 5 5
MEAN 15. 28.0 0.22 0.21 1.
MINIMUM 12. 27.0 0.14 0.01 0.
DATE OF MINIMUM 1993-08-25 1993-08-25 1993-12-15 1993-12-15 1993-12-15
10TH PERCENTILE
MEDIAN 16. 27.5 0.20 0.05 1.
90TH PERCENTILE
MAXIMUM 18. 29.0 0.36 0.79 2.
DATE OF MAXIMUM 1993-11-17 1993-10-18 1993-10-18 1993-09-17 1993-11-17
STANDARD DEVIATION 2. 0.9 0.09 0.33 1.
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS TOTAL
10121 10301 10401 11103 12003
MEQ/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 5 5 5 5 5
MEAN 1.10 7.9 230. 5. 4.
MINIMUM 0.85 7.6 36. 4. 2.
DATE OF MINIMUM 1993-08-25 1993-08-25 1993-12-15 1993-09-17 1993-08-25
10TH PERCENTILE
MEDIAN 1.09 8.0 142. 5. 4.
90TH PERCENTILE
MAXIMUM 1.29 8.1 546. 5. 5.
DATE OF MAXIMUM 1993-11-17 1993-09-17 1993-09-17 1993-12-15 1993-11-17
STANDARD DEVIATION 0.16 0.2 212. 0. 1.
Si P ORTHO P SULPHATE Cl
REACTIVE DISS TOTAL DISS
14101 15255 15405 16309 17201
mg/LSiO2 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 4 5 5 5 5
MEAN 5.44 0.017 0.014 9. 4.
MINIMUM 4.29 0.009 0.009 6. 3.
DATE OF MINIMUM 1993-09-17 1993-10-18 1993-12-15 1993-09-17 1993-09-17
10TH PERCENTILE
MEDIAN 5.56 0.017 0.014 8. 3.
90TH PERCENTILE
MAXIMUM 6.34 0.024 0.019 13. 5.
DATE OF MAXIMUM 1993-12-15 1993-11-17 1993-08-25 1993-11-17 1993-10-18
STANDARD DEVIATION 0.85 0.006 0.004 3. 1.
K Ca Fe
DISS DISS TOTAL
19103 20101 26002
mg/L K mg/L Ca mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 5 5 4
MEAN 1.5 16.673 0.01
MINIMUM 1.4 13.427 0.00
DATE OF MINIMUM 1993-12-15 1993-08-25 1993-12-15
10TH PERCENTILE
MEDIAN 1.5 16.753 0.01
90TH PERCENTILE
MAXIMUM 1.6 18.757 0.01
DATE OF MAXIMUM 1993-09-17 1993-11-17 1993-11-17
STANDARD DEVIATION 0.1 2.006 0.00
STATION - KAM PONG CHAM-MEKONG RIVER STATION NO. 064003
COUNTRY - CAMBODIA DEPTH(M) 0.0
LOCATION - OCT. 2 LAT. 12/00/00 LONG. 105/28/00 ELEVATION(M) 0.0
REGIONAL CENTRE - SEAA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1993-08-12 TO 1993-12-16
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 COD
COND
02041 02061 07105 07556 08301
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 5 5 4 5 5
MEAN 13. 28.2 0.18 0.07 2.
MINIMUM 11. 27.0 0.04 0.02 1.
DATE OF MINIMUM 1993-11-16 1993-09-15 1993-11-16 1993-11-16 1993-09-15
10TH PERCENTILE
MEDIAN 13. 28.0 0.14 0.06 2.
90TH PERCENTILE
MAXIMUM 15. 29.2 0.39 0.12 4.
DATE OF MAXIMUM 1993-10-20 1993-10-20 1993-10-20 1993-10-20 1993-11-16
STANDARD DEVIATION 2. 0.9 0.15 0.04 1.
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS TOTAL
10121 10301 10401 11103 12003
MEQ/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 5 5 5 5 5
MEAN 0.95 7.7 156. 4. 3.
MINIMUM 0.84 7.3 16. 3. 3.
DATE OF MINIMUM 1993-11-16 1993-11-16 1993-12-16 1993-11-16 1993-11-16
10TH PERCENTILE
MEDIAN 0.93 7.7 78. 4. 3.
90TH PERCENTILE
MAXIMUM 1.08 7.9 500. 4. 4.
DATE OF MAXIMUM 1993-10-20 1993-09-15 1993-09-15 1993-10-20 1993-10-20
STANDARD DEVIATION 0.11 0.2 200. 0. 0.
Si P ORTHO P SULPHATE Cl
REACTIVE DISS TOTAL DISS
14101 15255 15405 16309 17201
mg/LSiO2 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 4 5 5 5 5
MEAN 3.52 0.015 0.012 6. 3.
MINIMUM 2.37 0.006 0.004 4. 3.
DATE OF MINIMUM 1993-12-16 1993-11-16 1993-11-16 1993-11-16 1993-09-15
10TH PERCENTILE
MEDIAN 3.30 0.015 0.013 7. 3.
90TH PERCENTILE
MAXIMUM 5.12 0.022 0.023 8. 4.
DATE OF MAXIMUM 1993-10-20 1993-09-15 1993-10-20 1993-09-15 1993-10-20
STANDARD DEVIATION 1.37 0.006 0.008 1. 1.
K Ca Fe
DISS DISS TOTAL
19103 20101 26002
mg/L K mg/L Ca mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 5 5 4
MEAN 1.5 14.144 0.00
MINIMUM 1.4 11.643 0.00
DATE OF MINIMUM 1993-11-16 1993-11-16 1993-10-20
10TH PERCENTILE
MEDIAN 1.5 13.787 0.00
90TH PERCENTILE
MAXIMUM 1.6 16.914 0.01
DATE OF MAXIMUM 1993-08-12 1993-09-15 1993-12-16
STANDARD DEVIATION 0.1 2.589 0.01
STATION - KAM KHEL-BASSAC RIVER STATION NO. 064004
COUNTRY - CAMBODIA DEPTH(M) 0.0
LOCATION - OCT. 2 LAT. 11/27/00 LONG. 105/02/00 ELEVATION(M) 0.0
REGIONAL CENTRE - SEAA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1993-08-24 TO 1993-12-16
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 COD
COND
02041 02061 07105 07556 08301
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 5 5 4 5 5
MEAN 12. 28.1 0.12 0.08 2.
MINIMUM 11. 27.0 0.06 0.01 0.
DATE OF MINIMUM 1993-11-15 1993-08-24 1993-12-16 1993-12-16 1993-08-24
10TH PERCENTILE
MEDIAN 12. 27.5 0.11 0.08 2.
90TH PERCENTILE
MAXIMUM 15. 30.0 0.20 0.20 3.
DATE OF MAXIMUM 1993-09-16 1993-11-15 1993-09-16 1993-11-15 1993-11-15
STANDARD DEVIATION 2. 1.3 0.07 0.08 1.
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS TOTAL
10121 10301 10401 11103 12003
MEQ/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 5 5 5 5 5
MEAN 0.91 7.5 176. 4. 3.
MINIMUM 0.76 7.2 6. 3. 3.
DATE OF MINIMUM 1993-11-15 1993-10-19 1993-12-16 1993-11-15 1993-12-16
10TH PERCENTILE
MEDIAN 0.96 7.5 112. 4. 3.
90TH PERCENTILE
MAXIMUM 1.05 7.9 392. 5. 4.
DATE OF MAXIMUM 1993-09-16 1993-09-16 1993-08-24 1993-09-16 1993-10-19
STANDARD DEVIATION 0.13 0.3 179. 1. 0.
Si P ORTHO P SULPHATE Cl
REACTIVE DISS TOTAL DISS
14101 15255 15405 16309 17201
mg/LSiO2 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 4 5 5 5 5
MEAN 2.29 0.011 0.013 5. 3.
MINIMUM 1.05 0.003 0.003 4. 2.
DATE OF MINIMUM 1993-12-16 1993-11-15 1993-12-16 1993-10-19 1993-11-15
10TH PERCENTILE
MEDIAN 2.01 0.006 0.016 4. 3.
90TH PERCENTILE
MAXIMUM 4.09 0.020 0.019 7. 4.
DATE OF MAXIMUM 1993-09-16 1993-08-24 1993-11-15 1993-09-16 1993-08-24
STANDARD DEVIATION 1.30 0.008 0.007 1. 1.
K Ca Fe
DISS DISS TOTAL
19103 20101 26002
mg/L K mg/L Ca mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 5 5 4
MEAN 1.5 13.439 0.01
MINIMUM 1.4 10.120 0.00
DATE OF MINIMUM 1993-11-15 1993-11-15 1993-10-19
10TH PERCENTILE
MEDIAN 1.5 14.028 0.01
90TH PERCENTILE
MAXIMUM 1.6 17.214 0.01
DATE OF MAXIMUM 1993-09-16 1993-09-16 1993-12-16
STANDARD DEVIATION 0.1 2.772 0.00
STATION - PREK DAM-TONLE SAP STATION NO. 064005
COUNTRY - CAMBODIA DEPTH(M) 0.0
LOCATION - OCT. 2 LAT. 11/48/42 LONG. 104/48/00 ELEVATION(M) 0.0
REGIONAL CENTRE - SEAA WATER TYPE RIVER
PERIOD REQUESTED FROM - 1991-01-01 TO 1993-12-31
PERIOD OF RECORD FROM - 1993-08-25 TO 1993-12-15
STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED
ELEC TEMP NO3NO2 NH3 COD
COND
02041 02061 07105 07556 08301
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 5 5 4 5 5
MEAN 12. 28.4 0.13 0.17 2.
MINIMUM 10. 27.8 0.03 0.03 1.
DATE OF MINIMUM 1993-12-15 1993-09-17 1993-11-16 1993-12-15 1993-08-25
10TH PERCENTILE
MEDIAN 11. 28.0 0.14 0.12 2.
90TH PERCENTILE
MAXIMUM 15. 29.5 0.24 0.47 4.
DATE OF MAXIMUM 1993-09-17 1993-10-18 1993-10-18 1993-09-17 1993-11-16
STANDARD DEVIATION 2. 0.8 0.11 0.18 1.
ALK pH SUSP SOL Na Mg
TOTAL 105 DEG DISS TOTAL
10121 10301 10401 11103 12003
MEQ/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 5 5 5 5 5
MEAN 0.91 7.5 84. 3. 3.
MINIMUM 0.77 7.1 6. 3. 2.
DATE OF MINIMUM 1993-11-16 1993-10-18 1993-11-16 1993-11-16 1993-08-25
10TH PERCENTILE
MEDIAN 0.85 7.5 40. 3. 2.
90TH PERCENTILE
MAXIMUM 1.14 8.1 196. 4. 5.
DATE OF MAXIMUM 1993-09-17 1993-09-17 1993-09-17 1993-09-17 1993-10-18
STANDARD DEVIATION 0.15 0.4 88. 1. 1.
Si P ORTHO P SULPHATE Cl
REACTIVE DISS TOTAL DISS
14101 15255 15405 16309 17201
mg/LSiO2 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 4 5 5 5 5
MEAN 2.67 0.012 0.022 4. 3.
MINIMUM 0.91 0.002 0.004 4. 3.
DATE OF MINIMUM 1993-12-15 1993-11-16 1993-11-16 1993-12-15 1993-11-16
10TH PERCENTILE
MEDIAN 2.76 0.008 0.014 4. 3.
90TH PERCENTILE
MAXIMUM 4.25 0.022 0.063 6. 3.
DATE OF MAXIMUM 1993-09-17 1993-09-17 1993-12-15 1993-09-17 1993-09-17
STANDARD DEVIATION 1.62 0.010 0.023 1. 0.
K Ca Fe
DISS DISS TOTAL
19103 20101 26002
mg/L K mg/L Ca mg/L Fe
NO. OF L-FLAGGED VALUES 0 0 0
NO. OF G-FLAGGED VALUES 0 0 0
NO. OF UNFLAGGED VALUES 5 5 4
MEAN 1.5 13.066 0.00
MINIMUM 1.4 11.242 0.00
DATE OF MINIMUM 1993-08-25 1993-11-16 1993-10-18
10TH PERCENTILE
MEDIAN 1.4 12.204 0.00
90TH PERCENTILE
MAXIMUM 1.7 17.956 0.01
DATE OF MAXIMUM 1993-09-17 1993-09-17 1993-09-17
STANDARD DEVIATION 0.1 2.797 0.00
NOTE: Data identified here were received from the Mekong Secretariat.
For further information please contact GEMS/Water (GEMS@cciw.ca).
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