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STATISTICS FOR SENEGAL

STATISTICS FOR SENEGAL


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-01-08   PAGE 786

 STATION - LAC DE GUIERS                            STATION NO. 100001
 COUNTRY - SENEGAL                                  DEPTH(M)       1.2
 LOCATION - OCT. 0  LAT. 15/04/00  LONG. 015/25/00  ELEVATION(M)   0.8
 REGIONAL CENTRE - AFRA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1988-01-01 TO 1990-12-31
 PERIOD OF RECORD FROM  - 1989-01-03 TO 1990-05-10

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      NO2-N      NO3-N        NH3
                             COND                                            
                            02041      02061      07207      07309      07555
                            us/cm      deg C     mg/L N     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          3          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          3          0          3          3
 MEAN                        267.       23.5       0.04       0.73       0.02
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               O2        ALK         pH         Na         Mg
                             DISS      TOTAL                  DISS       DISS
                            08101      10102      10301      11103      12103
                          mg/L O2       mg/L   pH UNITS    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        3          3          3          3          3
 MEAN                         7.5     100.00        8.2        53.        14.
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Si    P ORTHO   SULPHATE         Cl        DDT
                         REACTIVE      TOTAL                  DISS      TOTAL
                            14101      15205      16303      17204      18002
                         mg/LSiO2     mg/L P   mg/L SO4    mg/L Cl       ug/L


 NO. OF L-FLAGGED VALUES        0          0          1          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        3          2          1          3          1
 MEAN                       17.00      3.455        30.        75.      0.020
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          



                          ALDRIN   DIELDRIN          K         Ca         Cr
                                                   DISS       DISS      TOTAL
                            18130      18150      19103      20101      24002
                             ug/L       ug/L     mg/L K    mg/L Ca    mg/L Cr


 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          3          3          1
 MEAN                       0.010      0.010        7.3     23.467      0.000
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Mn         Fe         Fe         Cu         Zn
                             DISS      TOTAL       DISS      TOTAL      TOTAL
                            25101      26002      26102      29001      30001
                          mg/L Mn    mg/L Fe    mg/L Fe    mg/L Cu    mg/L Zn


 NO. OF L-FLAGGED VALUES        2          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        0          1          2          1          1
 MEAN                        0.10       0.30       1.27      0.400      0.400
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Cd         Ba         Pb
                            TOTAL      TOTAL      TOTAL
                            48001      80011      82001
                          mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        1          1          1
 MEAN                       0.100      0.400      0.500
 MINIMUM                                               
 DATE OF MINIMUM                                       
 10TH PERCENTILE                                       
 MEDIAN                                                
 90TH PERCENTILE                                       
 MAXIMUM                                               
 DATE OF MAXIMUM                                       
 STANDARD DEVIATION                                    





 STATION - PRISE D'EAU A ST. LOUIS                  STATION NO. 100002
 COUNTRY - SENEGAL                                  DEPTH(M)       0.0
 LOCATION - OCT. 0  LAT. 16/00/00  LONG. 016/25/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - AFRA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1988-01-01 TO 1990-12-31
 PERIOD OF RECORD FROM  - 1989-01-31 TO 1989-04-23

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      NO2-N      NO3-N        NH3
                             COND                                            
                            02041      02061      07207      07309      07555
                            us/cm      deg C     mg/L N     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          2          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          2          0          2          2
 MEAN                        416.       20.3       0.00       0.49       0.09
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               O2        ALK         pH         Na         Mg
                             DISS      TOTAL                  DISS       DISS
                            08101      10102      10301      11103      12103
                          mg/L O2       mg/L   pH UNITS    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        1          2          2          2          2
 MEAN                         5.6      57.50        7.8        52.        14.
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Si    P ORTHO         Cl          K         Ca
                         REACTIVE      TOTAL       DISS       DISS       DISS
                            14101      15205      17204      19103      20101
                         mg/LSiO2     mg/L P    mg/L Cl     mg/L K    mg/L Ca


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        2          1          2          2          2
 MEAN                       12.50      3.210        92.        4.5     10.000
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          



                               Mn         Fe
                             DISS       DISS
                            25101      26102
                          mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES        2          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES        0          2
 MEAN                        0.05       1.15
 MINIMUM                                    
 DATE OF MINIMUM                            
 10TH PERCENTILE                            
 MEDIAN                                     
 90TH PERCENTILE                            
 MAXIMUM                                    
 DATE OF MAXIMUM                            
 STANDARD DEVIATION                         





 STATION - FORAGE N4 SEBLKOTANE                     STATION NO. 100003
 COUNTRY - SENEGAL                                  DEPTH(M)    9999.9
 LOCATION - OCT. 0  LAT. 14/30/00  LONG. 016/54/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - AFRA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1988-01-01 TO 1990-12-31
 PERIOD OF RECORD FROM  - 1989-01-30 TO 1990-07-24

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      NO2-N      NO3-N        NH3
                             COND                                            
                            02041      02061      07207      07309      07555
                            us/cm      deg C     mg/L N     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          2          0          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        2          1          1          3          2
 MEAN                       1261.       22.0       0.03       0.00       0.03
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               O2        ALK         pH         Na         Mg
                             DISS      TOTAL                  DISS       DISS
                            08101      10102      10301      11103      12103
                          mg/L O2       mg/L   pH UNITS    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        2          3          3          3          3
 MEAN                         1.3     233.33        7.2       251.        14.
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Si    P ORTHO         Cl          K         Ca
                         REACTIVE      TOTAL       DISS       DISS       DISS
                            14101      15205      17204      19103      20101
                         mg/LSiO2     mg/L P    mg/L Cl     mg/L K    mg/L Ca


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        3          1          3          3          3
 MEAN                       13.50      3.200       412.        4.0    135.667
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          



                               Mn         Fe         Fe
                             DISS      TOTAL       DISS
                            25101      26002      26102
                          mg/L Mn    mg/L Fe    mg/L Fe


 NO. OF L-FLAGGED VALUES        1          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          1          2
 MEAN                        0.10       0.70       0.43
 MINIMUM                                               
 DATE OF MINIMUM                                       
 10TH PERCENTILE                                       
 MEDIAN                                                
 90TH PERCENTILE                                       
 MAXIMUM                                               
 DATE OF MAXIMUM                                       
 STANDARD DEVIATION                                    





 STATION - FORAGE N6 POUT NORD                      STATION NO. 100004
 COUNTRY - SENEGAL                                  DEPTH(M)    9999.9
 LOCATION - OCT. 0  LAT. 14/27/00  LONG. 017/00/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - AFRA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1988-01-01 TO 1990-12-31
 PERIOD OF RECORD FROM  - 1989-01-30 TO 1990-12-06

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                              H2S       ELEC       TEMP      NO2-N      NO3-N
                                        COND                                 
                            01000      02041      02061      07207      07309
                             mg/L      us/cm      deg C     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        1          3          1          2          3
 MEAN                        0.00       540.       20.6       0.03       1.27
 MINIMUM                                                      0.00           
 DATE OF MINIMUM                                        1989-04-29           
 10TH PERCENTILE                                                             
 MEDIAN                                                       0.00           
 90TH PERCENTILE                                                             
 MAXIMUM                                                      0.10           
 DATE OF MAXIMUM                                        1989-01-30           
 STANDARD DEVIATION                                           0.05           




                              NH3         O2        ALK         pH         Na
                                        DISS      TOTAL                  DISS
                            07555      08101      10102      10301      11103
                           mg/L N    mg/L O2       mg/L   pH UNITS    mg/L Na


 NO. OF L-FLAGGED VALUES        1          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        3          2          4          4          3
 MEAN                        0.03        3.3     300.00        7.6        25.
 MINIMUM                     0.00                260.00        6.9           
 DATE OF MINIMUM       1989-04-29            1990-12-06 1990-06-19           
 10TH PERCENTILE                                                             
 MEDIAN                      0.00                310.00        7.6           
 90TH PERCENTILE                                                             
 MAXIMUM                     0.10                320.00        8.1           
 DATE OF MAXIMUM       1989-01-30            1990-06-19 1990-12-06           
 STANDARD DEVIATION          0.05                 28.28        0.6           




                               Mg         Si         Cl          K         Ca
                             DISS   REACTIVE       DISS       DISS       DISS
                            12103      14101      17204      19103      20101
                          mg/L Mg   mg/LSiO2    mg/L Cl     mg/L K    mg/L Ca


 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          3          4          2          4
 MEAN                         12.      15.00        42.        4.4    104.000
 MINIMUM                       7.                   25.                88.000
 DATE OF MINIMUM       1990-12-06            1989-01-30            1990-06-19
 10TH PERCENTILE                                                             
 MEDIAN                       12.                   43.               108.000
 90TH PERCENTILE                                                             
 MAXIMUM                      15.                   57.               112.000
 DATE OF MAXIMUM       1990-06-19            1990-12-06            1989-04-29
 STANDARD DEVIATION            4.                   14.                11.314



                               Mn         Fe         Fe
                             DISS      TOTAL       DISS
                            25101      26002      26102
                          mg/L Mn    mg/L Fe    mg/L Fe


 NO. OF L-FLAGGED VALUES        1          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          1          3
 MEAN                        0.10       0.50       0.72
 MINIMUM                                               
 DATE OF MINIMUM                                       
 10TH PERCENTILE                                       
 MEDIAN                                                
 90TH PERCENTILE                                       
 MAXIMUM                                               
 DATE OF MAXIMUM                                       
 STANDARD DEVIATION                                    




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GEMS/WATER
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Last updated: 2001-07-30