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STATISTICS for BANGLADESH

STATISTICS FOR BANGLADESH


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-02-15   PAGE  31

 STATION - KAPTAI LAKE                              STATION NO. 136001
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 2  LAT. 22/29/30  LONG. 092/13/45  ELEVATION(M)9999.9
 REGIONAL CENTRE - SEAA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-03-22 TO 1981-06-12

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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       12         15         15         11          2
 MEAN                          1.       156.       27.7       0.71       0.05
 MINIMUM                       1.       120.       22.0       0.00           
 DATE OF MINIMUM       1980-01-04 1979-03-22 1980-02-14 1979-03-22           
 10TH PERCENTILE               1.       120.       22.0       0.00           
 MEDIAN                        1.       140.       28.0       1.00           
 90TH PERCENTILE               1.       210.       31.1       1.20           
 MAXIMUM                       1.       320.       31.1       1.20           
 DATE OF MAXIMUM       1981-06-12 1979-11-14 1980-05-08 1980-10-10           
 STANDARD DEVIATION            0.        54.        3.0       0.57           




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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       15         15         15         15         15
 MEAN                         5.8         2.      47.60        7.3        45.
 MINIMUM                      4.8         1.      32.00        7.1        26.
 DATE OF MINIMUM       1980-01-04 1980-01-04 1979-11-14 1980-01-04 1980-03-14
 10TH PERCENTILE              4.8         1.      35.00        7.1        27.
 MEDIAN                       6.0         2.      50.00        7.3        36.
 90TH PERCENTILE              6.3         3.      55.00        7.4        68.
 MAXIMUM                      6.5         3.      56.00        7.4       105.
 DATE OF MAXIMUM       1979-03-22 1979-03-22 1981-02-14 1980-08-18 1979-11-14
 STANDARD DEVIATION           0.6         1.       7.22        0.1        22.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        9         15          9
 MEAN                       0.000         8.       546.
 MINIMUM                    0.000         4.        30.
 DATE OF MINIMUM       1979-03-22 1980-01-04 1979-03-22
 10TH PERCENTILE                          4.           
 MEDIAN                     0.000         8.        40.
 90TH PERCENTILE                         11.           
 MAXIMUM                    0.000        16.      4500.
 DATE OF MAXIMUM       1981-06-12 1979-11-14 1980-01-04
 STANDARD DEVIATION         0.000         3.      1483.





 STATION - LOWER GANGES RIVER (PADHA)               STATION NO. 136002
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 24/05/00  LONG. 089/02/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - SEAA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-03-22 TO 1981-02-14

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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        7          9          9          1          7
 MEAN                          1.       301.       27.3       0.00       0.00
 MINIMUM                       1.       130.       24.0                  0.00
 DATE OF MINIMUM       1980-03-15 1980-04-28 1980-12-30            1979-03-22
 10TH PERCENTILE                                                             
 MEDIAN                        1.       262.       27.0                  0.00
 90TH PERCENTILE                                                             
 MAXIMUM                       1.       580.       32.2                  0.00
 DATE OF MAXIMUM       1981-02-14 1979-11-23 1980-04-28            1981-02-14
 STANDARD DEVIATION            0.       162.        2.7                  0.00




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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        8          8          9          9          9
 MEAN                         7.2         4.     138.69        7.4        59.
 MINIMUM                      4.9         2.      56.00        7.0        14.
 DATE OF MINIMUM       1980-07-30 1980-07-30 1980-04-28 1980-07-30 1980-03-15
 10TH PERCENTILE                                                             
 MEDIAN                       6.3         4.     110.00        7.5        46.
 90TH PERCENTILE                                                             
 MAXIMUM                     12.3         5.     285.00        7.7       129.
 DATE OF MAXIMUM       1980-04-28 1981-01-21 1981-02-14 1980-04-28 1981-02-14
 STANDARD DEVIATION           2.3         1.      89.04        0.3        42.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        1          9          9
 MEAN                       0.250         9.      1759.
 MINIMUM                                  2.       100.
 DATE OF MINIMUM                  1980-03-15 1980-03-15
 10TH PERCENTILE                                       
 MEDIAN                                   6.      1900.
 90TH PERCENTILE                                       
 MAXIMUM                                 23.      3300.
 DATE OF MAXIMUM                  1979-03-22 1980-07-30
 STANDARD DEVIATION                       8.      1067.





 STATION - BRAHMAPUTRA RIVER                        STATION NO. 136003
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 25/11/00  LONG. 089/40/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - SEAA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-11-23 TO 1981-09-21

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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       14         18         18          1         15
 MEAN                          1.       146.       27.4       1.20       0.00
 MINIMUM                       1.        91.       23.9                  0.00
 DATE OF MINIMUM       1980-01-26 1981-08-21 1980-02-28            1980-01-26
 10TH PERCENTILE               1.        98.       24.0                  0.00
 MEDIAN                        1.       135.       27.6                  0.00
 90TH PERCENTILE               1.       200.       29.5                  0.00
 MAXIMUM                       1.       240.       31.0                  0.00
 DATE OF MAXIMUM       1981-06-17 1981-01-29 1981-09-21            1981-09-21
 STANDARD DEVIATION            0.        42.        2.2                  0.00




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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       17         17         18         18         18
 MEAN                         6.8         2.      67.83        7.3       110.
 MINIMUM                      3.5         0.      40.00        7.0         9.
 DATE OF MINIMUM       1981-05-23 1981-03-30 1981-05-23 1980-02-28 1980-01-26
 10TH PERCENTILE              4.8         0.      43.20        7.0        10.
 MEDIAN                       6.5         2.      62.00        7.2        95.
 90TH PERCENTILE              8.6         4.      93.30        7.5       210.
 MAXIMUM                      8.9         4.     110.00        7.8       299.
 DATE OF MAXIMUM       1980-02-28 1980-09-28 1980-12-27 1981-02-23 1981-07-24
 STANDARD DEVIATION           1.3         1.      21.39        0.3        96.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        1         18         12
 MEAN                       0.000         2.      2810.
 MINIMUM                                  0.      1000.
 DATE OF MINIMUM                  1980-09-28 1980-12-27
 10TH PERCENTILE                          1.      1040.
 MEDIAN                                   2.      2300.
 90TH PERCENTILE                          5.      4740.
 MAXIMUM                                  6.      5000.
 DATE OF MAXIMUM                  1981-03-30 1980-01-26
 STANDARD DEVIATION                       2.      1474.





 STATION - MEGHNA RIVER                             STATION NO. 136004
 COUNTRY - BANGLADESH                               DEPTH(M)      30.0
 LOCATION - OCT. 2  LAT. 24/02/15  LONG. 090/59/30  ELEVATION(M)   7.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1980-01-29 TO 1981-12-30

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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       15         20         20          2         18
 MEAN                          1.       137.       27.4       0.55       0.00
 MINIMUM                       1.        66.       24.0                  0.00
 DATE OF MINIMUM       1980-01-29 1981-05-20 1980-12-20            1980-01-29
 10TH PERCENTILE               1.        74.       24.0                  0.00
 MEDIAN                        1.       120.       27.4                  0.00
 90TH PERCENTILE               1.       208.       29.4                  0.00
 MAXIMUM                       1.       345.       31.0                  0.00
 DATE OF MAXIMUM       1981-12-30 1980-02-22 1981-09-22            1981-12-30
 STANDARD DEVIATION            0.        66.        2.1                  0.00




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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       17         17         20         20         20
 MEAN                         6.4         3.      59.10        7.3        76.
 MINIMUM                      2.1         1.      22.00        6.9        11.
 DATE OF MINIMUM       1980-05-23 1981-05-20 1981-09-22 1980-12-20 1980-01-29
 10TH PERCENTILE              2.7         1.      24.00        6.9        11.
 MEDIAN                       6.3         3.      54.00        7.3        70.
 90TH PERCENTILE              8.9         5.      92.00        7.6       131.
 MAXIMUM                      9.2         6.     132.00        8.3       190.
 DATE OF MAXIMUM       1981-03-30 1981-12-30 1980-02-22 1981-12-22 1981-05-20
 STANDARD DEVIATION           2.0         1.      27.93        0.4        56.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        1         20         20
 MEAN                       0.100         5.      4895.
 MINIMUM                                  1.       600.
 DATE OF MINIMUM                  1980-09-30 1981-12-22
 10TH PERCENTILE                          2.       900.
 MEDIAN                                   3.      3000.
 90TH PERCENTILE                          8.      9000.
 MAXIMUM                                 17.     19000.
 DATE OF MAXIMUM                  1981-11-17 1981-01-31
 STANDARD DEVIATION                       4.      4458.





 STATION - SURMA RIVER                              STATION NO. 136005
 COUNTRY - BANGLADESH                               DEPTH(M)      30.0
 LOCATION - OCT. 2  LAT. 24/45/30  LONG. 090/25/00  ELEVATION(M)  10.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-11-30 TO 1981-12-30

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP        NH3         O2
                           SAMPLE       COND                             DISS
                            00190      02041      02061      07553      08102
                              N/A      us/cm      deg C     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        6          8          8          5          6
 MEAN                          1.       152.       26.7       0.00        6.4
 MINIMUM                       1.        70.       21.0       0.00        4.8
 DATE OF MINIMUM       1980-02-26 1980-05-27 1981-12-30 1980-05-27 1980-02-26
 10TH PERCENTILE                                                             
 MEDIAN                        1.       108.       27.0       0.00        6.3
 90TH PERCENTILE                                                             
 MAXIMUM                       1.       280.       29.4       0.00        8.2
 DATE OF MAXIMUM       1981-04-29 1980-09-28 1980-09-28 1981-04-29 1979-11-30
 STANDARD DEVIATION            0.        88.        2.7       0.00        1.3




                              BOD        ALK         pH   SUSP SOL         Cl
                                       TOTAL               105 DEG       DISS
                            08201      10101      10302      10401      17201
                          mg/L O2       mg/L   pH UNITS       mg/L    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        5          8          8          8          8
 MEAN                          3.     130.55        7.4        40.         8.
 MINIMUM                       2.      40.00        6.8        12.         1.
 DATE OF MINIMUM       1979-11-30 1980-09-28 1980-05-27 1979-11-30 1981-01-01
 10TH PERCENTILE                                                             
 MEDIAN                        3.      75.50        7.2        34.         6.
 90TH PERCENTILE                                                             
 MAXIMUM                       6.     540.00        8.5        92.        22.
 DATE OF MAXIMUM       1981-02-24 1981-12-30 1980-02-26 1980-09-28 1980-02-26
 STANDARD DEVIATION            2.     167.26        0.5        28.         7.




                         FAEC COL
                                 
                            36012
                         No/100ml


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES        7
 MEAN                       2224.
 MINIMUM                    1200.
 DATE OF MINIMUM       1981-02-24
 10TH PERCENTILE                 
 MEDIAN                     1800.
 90TH PERCENTILE                 
 MAXIMUM                    5000.
 DATE OF MAXIMUM       1981-12-30
 STANDARD DEVIATION         1300.





 STATION - KARNAPHULI RIVER                         STATION NO. 136006
 COUNTRY - BANGLADESH                               DEPTH(M)      40.0
 LOCATION - OCT. 2  LAT. 22/25/00  LONG. 092/01/30  ELEVATION(M)  15.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-11-14 TO 1981-06-09

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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       17         18         18          4          1
 MEAN                          1.       161.       27.9       0.30       0.00
 MINIMUM                       1.       100.       22.0       0.00           
 DATE OF MINIMUM       1980-01-11 1980-09-04 1980-12-15 1979-11-14           
 10TH PERCENTILE               1.       100.       22.8                      
 MEDIAN                        1.       155.       28.5       0.00           
 90TH PERCENTILE               1.       217.       30.6                      
 MAXIMUM                       1.       300.       31.1       1.20           
 DATE OF MAXIMUM       1981-06-09 1980-01-11 1980-03-18 1980-01-11           
 STANDARD DEVIATION            0.        55.        2.6       0.60           




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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       18         18         18         18         18
 MEAN                         5.8         2.      48.11        7.3        45.
 MINIMUM                      4.5         2.      42.00        7.1        28.
 DATE OF MINIMUM       1980-01-11 1981-02-14 1979-11-14 1981-03-04 1981-05-05
 10TH PERCENTILE              5.1         2.      42.00        7.2        30.
 MEDIAN                       5.8         2.      48.00        7.3        38.
 90TH PERCENTILE              6.2         3.      54.20        7.4        68.
 MAXIMUM                      6.4         3.      58.00        7.6        79.
 DATE OF MAXIMUM       1980-03-18 1979-11-14 1981-02-14 1980-09-04 1979-11-14
 STANDARD DEVIATION           0.4         0.       4.78        0.1        15.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        4         18         12
 MEAN                       0.025         9.       506.
 MINIMUM                    0.000         4.         0.
 DATE OF MINIMUM       1979-11-14 1980-02-27 1980-04-11
 10TH PERCENTILE                          4.        18.
 MEDIAN                     0.000         8.       105.
 90TH PERCENTILE                         13.       130.
 MAXIMUM                    0.100        24.      5000.
 DATE OF MAXIMUM       1980-01-11 1980-11-15 1980-01-11
 STANDARD DEVIATION         0.050         5.      1416.





 STATION - GROUND WATER (TUBE WELL WATER)           STATION NO. 136007
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 22/45/30  LONG. 089/30/00  ELEVATION(M)   6.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-11-26 TO 1981-05-26

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP        NH3         O2
                           SAMPLE       COND                             DISS
                            00190      02041      02061      07553      08102
                              N/A      us/cm      deg C     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       10         10         10          2          1
 MEAN                          1.      1337.       27.4       0.00        8.5
 MINIMUM                       1.      1100.       24.0                      
 DATE OF MINIMUM       1979-11-26 1980-10-24 1980-12-23                      
 10TH PERCENTILE               1.      1100.       24.0                      
 MEDIAN                        1.      1280.       28.1                      
 90TH PERCENTILE               1.      1680.       29.0                      
 MAXIMUM                       1.      1850.       30.0                      
 DATE OF MAXIMUM       1981-05-26 1981-01-28 1980-11-27                      
 STANDARD DEVIATION            0.       250.        2.0                      




                              BOD        ALK         pH   SUSP SOL         Cl
                                       TOTAL               105 DEG       DISS
                            08201      10101      10302      10401      17201
                          mg/L O2       mg/L   pH UNITS       mg/L    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        1         10         10         10         10
 MEAN                          5.     432.10        7.4        97.       338.
 MINIMUM                              320.00        7.1        39.       180.
 DATE OF MINIMUM                  1979-11-26 1981-02-28 1979-11-26 1981-05-26
 10TH PERCENTILE                      320.00        7.1        39.       180.
 MEDIAN                               400.50        7.4        78.       312.
 90TH PERCENTILE                      625.00        7.8       136.       560.
 MAXIMUM                              625.00        7.8       304.       560.
 DATE OF MAXIMUM                  1981-03-04 1981-05-26 1980-09-25 1981-03-04
 STANDARD DEVIATION                   111.19        0.3        77.       142.




                         FAEC COL
                                 
                            36012
                         No/100ml


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES        8
 MEAN                          0.
 MINIMUM                       0.
 DATE OF MINIMUM       1980-03-13
 10TH PERCENTILE                 
 MEDIAN                        0.
 90TH PERCENTILE                 
 MAXIMUM                       0.
 DATE OF MAXIMUM       1981-03-04
 STANDARD DEVIATION            0.





 STATION - GROUND WATER FROM MULADI                 STATION NO. 136008
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 2  LAT. 22/50/30  LONG. 090/10/10  ELEVATION(M)   8.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1980-03-15 TO 1981-12-30

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP        ALK         pH
                           SAMPLE       COND                 TOTAL           
                            00190      02041      02061      10101      10302
                              N/A      us/cm      deg C       mg/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        6          7          7          7          7
 MEAN                          1.       962.       25.9     331.40        7.6
 MINIMUM                       1.       890.       23.0     310.00        7.4
 DATE OF MINIMUM       1980-03-15 1981-12-30 1981-10-13 1981-10-13 1980-03-15
 10TH PERCENTILE                                                             
 MEDIAN                        1.       980.       26.0     328.00        7.7
 90TH PERCENTILE                                                             
 MAXIMUM                       1.      1020.       28.9     369.80        7.9
 DATE OF MAXIMUM       1981-10-13 1980-10-24 1980-07-29 1980-12-27 1981-03-27
 STANDARD DEVIATION            0.        50.        2.2      20.29        0.2




                         SUSP SOL         Cl   FAEC COL
                          105 DEG       DISS           
                            10401      17201      36012
                             mg/L    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        7          7          7
 MEAN                         72.       161.         0.
 MINIMUM                       4.       120.         0.
 DATE OF MINIMUM       1980-12-27 1980-07-29 1980-03-15
 10TH PERCENTILE                                       
 MEDIAN                        9.       145.         0.
 90TH PERCENTILE                                       
 MAXIMUM                     376.       240.         0.
 DATE OF MAXIMUM       1980-10-24 1980-10-24 1981-12-30
 STANDARD DEVIATION          138.        44.         0.





 STATION - TUBE WELL WATER                          STATION NO. 136009
 COUNTRY - BANGLADESH                               DEPTH(M)    9999.9
 LOCATION - OCT. 2  LAT. 23/50/00  LONG. 090/20/00  ELEVATION(M)   6.0
 REGIONAL CENTRE - SEAA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1979-01-01 TO 1981-12-31
 PERIOD OF RECORD FROM  - 1979-11-15 TO 1981-12-18

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                            INTEG       ELEC       TEMP     NO3NO2        NH3
                           SAMPLE       COND                                 
                            00190      02041      02061      07105      07553
                              N/A      us/cm      deg C     mg/L N     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        6          9          9          1          1
 MEAN                          1.       296.       28.0       1.10       0.40
 MINIMUM                       1.       175.       24.0                      
 DATE OF MINIMUM       1980-01-28 1981-12-18 1981-12-18                      
 10TH PERCENTILE                                                             
 MEDIAN                        1.       280.       28.9                      
 90TH PERCENTILE                                                             
 MAXIMUM                       1.       525.       30.0                      
 DATE OF MAXIMUM       1981-06-10 1980-10-23 1981-09-12                      
 STANDARD DEVIATION            0.        96.        2.0                      




                               O2        BOD        ALK         pH   SUSP SOL
                             DISS                 TOTAL               105 DEG
                            08102      08201      10101      10302      10401
                          mg/L O2    mg/L O2       mg/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        1          1          9          9          8
 MEAN                         7.8         1.      75.00        5.8       191.
 MINIMUM                                          56.00        5.5        15.
 DATE OF MINIMUM                             1980-01-28 1979-11-15 1980-07-28
 10TH PERCENTILE                                                             
 MEDIAN                                           76.00        5.6       218.
 90TH PERCENTILE                                                             
 MAXIMUM                                         108.00        6.2       393.
 DATE OF MAXIMUM                             1980-07-28 1981-09-12 1980-10-23
 STANDARD DEVIATION                               16.11        0.2       123.




                            PO4-P         Cl   FAEC COL
                              SOL       DISS           
                            15254      17201      36012
                         mg/L PO4    mg/L Cl   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        1          8          9
 MEAN                       0.000        40.       450.
 MINIMUM                                 32.         0.
 DATE OF MINIMUM                  1980-07-28 1979-11-15
 10TH PERCENTILE                                       
 MEDIAN                                  41.         0.
 90TH PERCENTILE                                       
 MAXIMUM                                 48.      4050.
 DATE OF MAXIMUM                  1981-02-06 1980-01-28
 STANDARD DEVIATION                       6.      1350.






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GEMS/WATER
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Last updated: 2001-07-30