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STATISTICS FOR POLAND

STATISTICS FOR POLAND


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-01-24   PAGE 704

 STATION - VISTULA RIVER - KRAKOW                   STATION NO. 021001
 COUNTRY - POLAND                                   DEPTH(M)       1.5
 LOCATION - OCT. 3  LAT. 50/01/00  LONG. 019/48/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-02 TO 1993-12-27

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     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       48         60         60         60         60
 MEAN                       4224.       10.9     0.0188       1.68        5.8
 MINIMUM                    1030.        0.0     0.0000       0.75        3.2
 DATE OF MINIMUM       1993-04-05 1992-12-28 1993-01-04 1993-02-01 1993-10-28
 10TH PERCENTILE            2023.        1.0     0.0018       0.97        4.0
 MEDIAN                     4540.        7.0     0.0092       1.66        5.5
 90TH PERCENTILE            5648.       23.0     0.0454       2.27        8.2
 MAXIMUM                    6510.       28.0     0.1030       3.41       10.5
 DATE OF MAXIMUM       1993-08-23 1993-08-05 1993-07-05 1993-04-05 1992-11-09
 STANDARD DEVIATION         1305.        8.6     0.0234       0.53        1.7




                              NH3         O2        BOD        COD         pH
                                        DISS                                 
                            07553      08101      08201      08301      10301
                           mg/L N    mg/L O2    mg/L O2    mg/L O2   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       60         60         59         60         60
 MEAN                        2.99        7.7         7.        42.        7.5
 MINIMUM                     1.02        4.4         4.        15.        7.2
 DATE OF MINIMUM       1992-12-14 1993-07-26 1993-08-23 1993-07-26 1993-03-22
 10TH PERCENTILE             1.59        5.0         5.        26.        7.4
 MEDIAN                      2.75        7.8         7.        36.        7.6
 90TH PERCENTILE             4.80       10.0         9.        70.        7.7
 MAXIMUM                     5.36       11.6        11.       119.        7.8
 DATE OF MAXIMUM       1993-02-15 1993-02-01 1993-04-26 1993-04-26 1993-07-12
 STANDARD DEVIATION          1.16        1.9         1.        20.        0.1




                         SUSP SOL         Na         Mg          P   SULPHATE
                          105 DEG       DISS       DISS      TOTAL           
                            10401      11105      12102      15405      16302
                             mg/L    mg/L Na    mg/L Mg     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         60         60         60         60
 MEAN                         31.       804.        64.      0.688       194.
 MINIMUM                       5.       170.        28.      0.320        84.
 DATE OF MINIMUM       1993-03-01 1993-04-05 1993-03-01 1993-05-04 1993-03-22
 10TH PERCENTILE              10.       380.        39.      0.480       120.
 MEDIAN                       26.       860.        66.      0.670       208.
 90TH PERCENTILE              66.      1110.        79.      0.940       238.
 MAXIMUM                      76.      1340.        99.      1.230       273.
 DATE OF MAXIMUM       1993-12-27 1993-08-23 1992-11-30 1993-08-23 1993-08-23
 STANDARD DEVIATION           19.       263.        15.      0.187        44.




                               Cl        DDT       PCBS          K         Ca
                             DISS      TOTAL                  DISS       DISS
                            17204      18002      18165      19105      20103
                          mg/L Cl       ug/L       ug/L     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       60         14         14         60         60
 MEAN                       1359.      0.300      0.013       13.1    126.742
 MINIMUM                     266.      0.030      0.006        4.5     38.200
 DATE OF MINIMUM       1993-04-05 1993-08-30 1993-06-24 1993-03-22 1993-03-22
 10TH PERCENTILE             638.      0.032      0.008        6.5     70.800
 MEDIAN                     1444.      0.082      0.013       13.5    133.800
 90TH PERCENTILE            1808.      0.212      0.019       18.0    164.000
 MAXIMUM                    2198.      2.892      0.021       21.0    184.000
 DATE OF MAXIMUM       1993-08-23 1993-09-27 1993-07-26 1993-11-22 1993-08-23
 STANDARD DEVIATION          442.      0.749      0.004        4.4     35.446




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24002      25004      26004      28001      29006
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         60         60         60         60
 MEAN                       0.026       0.21       0.66      0.041      0.016
 MINIMUM                    0.005       0.01       0.22      0.011      0.007
 DATE OF MINIMUM       1992-11-16 1993-08-30 1993-05-10 1993-03-22 1993-04-05
 10TH PERCENTILE            0.008       0.06       0.38      0.019      0.008
 MEDIAN                     0.010       0.17       0.61      0.035      0.015
 90TH PERCENTILE            0.038       0.39       1.08      0.068      0.023
 MAXIMUM                    0.200       0.78       1.37      0.138      0.033
 DATE OF MAXIMUM       1993-11-29 1993-04-13 1993-03-22 1993-12-13 1992-11-30
 STANDARD DEVIATION         0.047       0.16       0.26      0.022      0.006




                               Zn   FAEC COL         Cd         Ba         Pb
                            TOTAL                 TOTAL      TOTAL      TOTAL
                            30004      36011      48001      80016      82001
                          mg/L Zn   No/100ml    mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         60         60         60         60
 MEAN                       0.326    1.5E+05      0.009      1.567      0.026
 MINIMUM                    0.012    2.5E+03      0.003      0.100      0.002
 DATE OF MINIMUM       1993-11-15 1993-02-15 1993-11-08 1993-02-15 1993-03-22
 10TH PERCENTILE            0.104    2.5E+03      0.004      0.200      0.013
 MEDIAN                     0.257    2.5E+04      0.008      0.500      0.025
 90TH PERCENTILE            0.700    5.0E+04      0.015      2.600      0.038
 MAXIMUM                    1.240    2.5E+06      0.019     30.500      0.047
 DATE OF MAXIMUM       1993-05-17 1992-11-30 1992-11-30 1993-08-16 1993-05-31
 STANDARD DEVIATION         0.232    5.4E+05      0.004      4.206      0.010




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES       60
 MEAN                        54.4
 MINIMUM                     31.2
 DATE OF MINIMUM       1993-05-17
 10TH PERCENTILE             34.4
 MEDIAN                      41.5
 90TH PERCENTILE            103.0
 MAXIMUM                    221.0
 DATE OF MAXIMUM       1993-04-05
 STANDARD DEVIATION          36.0





 STATION - VISTULA RIVER -WARSZAWA                  STATION NO. 021002
 COUNTRY - POLAND                                   DEPTH(M)       2.0
 LOCATION - OCT. 3  LAT. 52/14/00  LONG. 021/02/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-04 TO 1993-12-29

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     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       61         60         61         61         61
 MEAN                        789.        9.6     0.0700       2.19        2.3
 MINIMUM                     355.        0.0     0.0016       0.03        1.1
 DATE OF MINIMUM       1993-03-24 1993-01-06 1992-12-30 1992-11-25 1992-11-04
 10TH PERCENTILE             512.        0.8     0.0032       0.25        1.4
 MEDIAN                      800.        6.6     0.0242       1.99        2.1
 90TH PERCENTILE            1095.       20.0     0.1711       4.15        3.4
 MAXIMUM                    1280.       24.9     0.2673       6.20        4.6
 DATE OF MAXIMUM       1993-07-28 1993-08-04 1993-06-30 1993-06-16 1993-06-16
 STANDARD DEVIATION          217.        7.8     0.0747       1.49        0.8




                              NH3         O2        BOD        COD         pH
                                        DISS                                 
                            07553      08101      08201      08301      10301
                           mg/L N    mg/L O2    mg/L O2    mg/L O2   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       61         61         61         61         61
 MEAN                        0.60       11.5         7.        40.        8.4
 MINIMUM                     0.00        7.5         3.        20.        7.8
 DATE OF MINIMUM       1993-09-01 1993-06-16 1992-11-18 1993-02-10 1993-03-24
 10TH PERCENTILE             0.19        8.5         3.        28.        7.9
 MEDIAN                      0.45       11.9         5.        38.        8.3
 90TH PERCENTILE             1.35       13.1        12.        57.        9.0
 MAXIMUM                     1.68       14.6        15.        62.        9.1
 DATE OF MAXIMUM       1993-12-01 1993-06-02 1993-08-25 1993-06-30 1993-08-25
 STANDARD DEVIATION          0.44        1.5         4.        11.        0.4




                         SUSP SOL         Na         Mg          P   SULPHATE
                          105 DEG       DISS       DISS      TOTAL           
                            10401      11105      12102      15405      16302
                             mg/L    mg/L Na    mg/L Mg     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                         41.       104.        20.      0.230        83.
 MINIMUM                       1.        27.        12.      0.150        56.
 DATE OF MINIMUM       1993-01-06 1993-04-15 1993-03-24 1992-11-18 1993-03-24
 10TH PERCENTILE              11.        52.        15.      0.170        65.
 MEDIAN                       37.       106.        20.      0.200        84.
 90TH PERCENTILE              68.       152.        24.      0.290        99.
 MAXIMUM                     109.       182.        27.      0.720       110.
 DATE OF MAXIMUM       1993-03-24 1993-10-13 1993-12-01 1993-12-29 1993-12-01
 STANDARD DEVIATION           24.        40.         4.      0.092        13.




                               Cl        DDT       PCBS          K         Ca
                             DISS      TOTAL                  DISS       DISS
                            17204      18002      18165      19105      20103
                          mg/L Cl       ug/L       ug/L     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       61         14         14         61         61
 MEAN                        183.      0.050      0.009        6.1     59.552
 MINIMUM                      46.      0.014      0.003        3.9     43.200
 DATE OF MINIMUM       1993-04-15 1992-12-30 1993-03-31 1993-04-15 1993-05-12
 10TH PERCENTILE              77.      0.014      0.003        4.6     45.230
 MEDIAN                      191.      0.032      0.009        6.1     57.900
 90TH PERCENTILE             274.      0.106      0.016        7.3     76.880
 MAXIMUM                     290.      0.138      0.021        8.7     92.300
 DATE OF MAXIMUM       1993-12-01 1993-09-29 1993-07-28 1993-12-01 1993-01-06
 STANDARD DEVIATION           70.      0.040      0.006        1.0     11.341




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24002      25004      26004      28001      29006
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         57         61
 MEAN                       0.006       0.17       0.56      0.008      0.023
 MINIMUM                    0.001       0.06       0.16      0.001      0.004
 DATE OF MINIMUM       1993-06-23 1993-01-27 1993-05-19 1993-08-11 1993-03-10
 10TH PERCENTILE            0.001       0.08       0.28      0.001      0.011
 MEDIAN                     0.004       0.16       0.51      0.007      0.019
 90TH PERCENTILE            0.012       0.28       0.88      0.013      0.043
 MAXIMUM                    0.040       0.42       1.43      0.025      0.052
 DATE OF MAXIMUM       1993-03-03 1993-09-29 1993-04-15 1993-07-14 1993-08-11
 STANDARD DEVIATION         0.007       0.08       0.25      0.005      0.012




                               Zn   FAEC COL         Cd         Ba         Pb
                            TOTAL                 TOTAL      TOTAL      TOTAL
                            30004      36011      48001      80016      82001
                          mg/L Zn   No/100ml    mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         60         61         56         61
 MEAN                       0.056    4.6E+04      0.003      1.104      0.018
 MINIMUM                    0.010    2.0E+01      0.000      0.000      0.003
 DATE OF MINIMUM       1993-07-14 1993-09-01 1993-04-22 1993-11-24 1993-07-14
 10TH PERCENTILE            0.020    2.5E+02      0.001      0.700      0.006
 MEDIAN                     0.040    1.0E+04      0.002      1.000      0.016
 90TH PERCENTILE            0.102    1.0E+05      0.005      1.530      0.032
 MAXIMUM                    0.175    2.5E+05      0.009      2.800      0.046
 DATE OF MAXIMUM       1993-12-01 1993-03-31 1993-03-17 1993-07-14 1993-03-17
 STANDARD DEVIATION         0.036    7.5E+04      0.002      0.501      0.011





                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES       61
 MEAN                       419.5
 MINIMUM                    152.0
 DATE OF MINIMUM       1993-11-24
 10TH PERCENTILE            236.0
 MEDIAN                     328.0
 90TH PERCENTILE            615.6
 MAXIMUM                   1880.0
 DATE OF MAXIMUM       1993-03-24
 STANDARD DEVIATION         292.3





 STATION - VISTULA RIVER - KIEZMARK                 STATION NO. 021003
 COUNTRY - POLAND                                   DEPTH(M)       2.8
 LOCATION - OCT. 3  LAT. 54/08/00  LONG. 018/45/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-02 TO 1993-12-27

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             TEMP   CHLORO A     NO3NO2     ORG. N        NH3
                                                              DISS           
                            02061      06711      07105      07403      07553
                            deg C       mg/L     mg/L N     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       61         61         61         61         61
 MEAN                         8.4     0.0275       1.67        1.3       0.55
 MINIMUM                      0.0     0.0013       0.21        0.7       0.05
 DATE OF MINIMUM       1992-12-29 1992-12-14 1993-06-07 1993-11-08 1993-07-01
 10TH PERCENTILE              0.0     0.0038       0.34        0.9       0.16
 MEDIAN                       5.4     0.0167       1.61        1.3       0.42
 90TH PERCENTILE             19.3     0.0676       3.11        1.8       1.16
 MAXIMUM                     21.1     0.1116       5.35        2.1       1.64
 DATE OF MAXIMUM       1993-08-16 1993-07-20 1993-04-14 1993-12-20 1992-12-21
 STANDARD DEVIATION           7.8     0.0263       1.13        0.3       0.39




                               O2        BOD        COD        ALK         pH
                             DISS                            TOTAL           
                            08101      08201      08301      10102      10301
                          mg/L O2    mg/L O2    mg/L O2       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       61         61         61          8         61
 MEAN                        10.6         4.        29.     198.38        7.9
 MINIMUM                      7.8         0.        12.     175.00        6.3
 DATE OF MINIMUM       1993-09-20 1992-12-07 1993-02-15 1993-12-27 1992-12-21
 10TH PERCENTILE              8.4         2.        16.                   7.2
 MEDIAN                      10.6         4.        28.     197.50        8.0
 90TH PERCENTILE             12.4         6.        41.                   8.3
 MAXIMUM                     14.8         9.        52.     225.00        8.8
 DATE OF MAXIMUM       1993-07-01 1993-07-01 1993-07-01 1993-12-13 1993-08-16
 STANDARD DEVIATION           1.5         2.         9.      15.44        0.5




                         SUSP SOL         Na         Mg          P   SULPHATE
                          105 DEG       DISS       DISS      TOTAL           
                            10401      11105      12102      15405      16302
                             mg/L    mg/L Na    mg/L Mg     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         60         60         61         61
 MEAN                         24.        68.        14.      0.241        75.
 MINIMUM                       0.        14.         9.      0.060        58.
 DATE OF MINIMUM       1992-11-30 1993-11-22 1993-03-29 1992-11-30 1993-06-01
 10TH PERCENTILE               2.        33.        11.      0.151        64.
 MEDIAN                       19.        70.        13.      0.220        74.
 90TH PERCENTILE              51.        94.        15.      0.368        89.
 MAXIMUM                      84.       101.        91.      0.420        93.
 DATE OF MAXIMUM       1993-10-25 1993-12-07 1993-11-22 1993-06-14 1993-12-27
 STANDARD DEVIATION           20.        22.        10.      0.085         9.



                               Cl        DDT       PCBS          K         Ca
                             DISS      TOTAL                  DISS       DISS
                            17204      18002      18165      19105      20103
                          mg/L Cl       ug/L       ug/L     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       61         18         19         55         60
 MEAN                        150.      0.008      0.021        5.1     88.060
 MINIMUM                      58.      0.000      0.001        3.8     60.500
 DATE OF MINIMUM       1993-04-19 1993-02-28 1993-10-25 1993-04-05 1993-03-29
 10TH PERCENTILE              96.      0.000      0.001        4.1     75.800
 MEDIAN                      153.      0.006      0.009        5.1     87.800
 90TH PERCENTILE             210.      0.019      0.018        6.1    100.500
 MAXIMUM                     229.      0.039      0.225        6.4    111.400
 DATE OF MAXIMUM       1993-09-02 1992-11-30 1992-12-29 1993-12-13 1993-12-27
 STANDARD DEVIATION           47.      0.010      0.050        0.7      9.653




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24002      25004      26004      28001      29006
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       56         60         61         60         60
 MEAN                       0.001       0.11       0.15      0.002      0.003
 MINIMUM                    0.000       0.02       0.02      0.001      0.000
 DATE OF MINIMUM       1992-11-02 1993-03-01 1993-05-24 1993-01-12 1993-01-12
 10TH PERCENTILE            0.000       0.04       0.03      0.001      0.001
 MEDIAN                     0.001       0.10       0.06      0.002      0.002
 90TH PERCENTILE            0.002       0.20       0.42      0.003      0.007
 MAXIMUM                    0.003       0.36       1.05      0.006      0.015
 DATE OF MAXIMUM       1993-09-06 1993-06-23 1992-11-09 1993-02-01 1993-09-06
 STANDARD DEVIATION         0.001       0.07       0.19      0.001      0.003




                               Zn   FAEC COL         Cd         Ba         Pb
                            TOTAL                 TOTAL      TOTAL      TOTAL
                            30004      36011      48001      80016      82001
                          mg/L Zn   No/100ml    mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       60         60         60         60         60
 MEAN                       0.020    3.9E+04      0.001      0.153      0.013
 MINIMUM                    0.004    5.0E+02      0.000      0.000      0.001
 DATE OF MINIMUM       1992-11-16 1993-01-12 1992-11-02 1992-11-02 1992-11-02
 10TH PERCENTILE            0.009    1.2E+03      0.000      0.000      0.001
 MEDIAN                     0.018    1.0E+04      0.000      0.000      0.003
 90TH PERCENTILE            0.032    1.0E+05      0.004      0.500      0.048
 MAXIMUM                    0.092    1.0E+06      0.009      1.300      0.110
 DATE OF MAXIMUM       1993-09-06 1993-11-22 1993-11-15 1993-01-18 1993-09-13
 STANDARD DEVIATION         0.014    1.3E+05      0.002      0.259      0.023




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES       61
 MEAN                       856.0
 MINIMUM                    439.0
 DATE OF MINIMUM       1993-11-22
 10TH PERCENTILE            493.6
 MEDIAN                     724.0
 90TH PERCENTILE           1318.0
 MAXIMUM                   2560.0
 DATE OF MAXIMUM       1993-04-14
 STANDARD DEVIATION         448.2





 STATION - ODRA RIVER - CHALUPKI                    STATION NO. 021004
 COUNTRY - POLAND                                   DEPTH(M)       1.8
 LOCATION - OCT. 3  LAT. 49/56/00  LONG. 018/19/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-02 TO 1993-12-28

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     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       61         61         61         61         61
 MEAN                        914.       11.0     0.0251       3.79        3.5
 MINIMUM                     360.        0.0     0.0026       1.36        0.5
 DATE OF MINIMUM       1993-04-26 1993-01-04 1993-12-06 1993-11-08 1993-01-25
 10TH PERCENTILE             506.        3.2     0.0060       1.95        1.4
 MEDIAN                      980.        9.0     0.0132       3.60        3.1
 90TH PERCENTILE            1269.       21.0     0.0599       5.43        6.0
 MAXIMUM                    1380.       23.0     0.1082       7.43       14.1
 DATE OF MAXIMUM       1992-11-30 1993-08-16 1993-05-26 1993-09-20 1993-01-04
 STANDARD DEVIATION          277.        7.0     0.0248       1.31        2.2




                              NH3         O2        BOD        COD        ALK
                                        DISS                            TOTAL
                            07553      08101      08201      08301      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       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       61         61         60         61         52
 MEAN                        2.31        8.3        10.        27.      65.25
 MINIMUM                     0.10        4.0         5.        17.      30.00
 DATE OF MINIMUM       1993-02-01 1993-08-23 1992-11-02 1993-04-13 1993-03-22
 10TH PERCENTILE             0.22        5.7         6.        19.      39.60
 MEDIAN                      2.06        8.1        10.        28.      66.00
 90TH PERCENTILE             5.04       11.0        14.        34.      81.00
 MAXIMUM                     7.75       12.4        23.        44.      93.00
 DATE OF MAXIMUM       1993-05-31 1993-03-29 1993-03-15 1992-11-30 1993-08-23
 STANDARD DEVIATION          1.88        2.2         4.         6.      14.87




                               pH   SUSP SOL         Na         Mg          P
                                     105 DEG       DISS       DISS      TOTAL
                            10301      10401      11105      12102      15405
                         pH UNITS       mg/L    mg/L Na    mg/L Mg     mg/L P


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                         7.5        31.       108.        16.      0.585
 MINIMUM                      7.1         4.        20.         7.      0.150
 DATE OF MINIMUM       1993-06-14 1993-10-11 1993-03-22 1993-01-11 1993-12-28
 10TH PERCENTILE              7.2         8.        31.        11.      0.281
 MEDIAN                       7.5        18.       115.        17.      0.580
 90TH PERCENTILE              7.7        63.       163.        21.      0.890
 MAXIMUM                      7.8       384.       200.        27.      1.290
 DATE OF MAXIMUM       1992-12-14 1993-03-15 1993-08-09 1993-08-23 1993-01-11
 STANDARD DEVIATION           0.2        51.        46.         4.      0.235



                         SULPHATE         Cl        DDT       PCBS          K
                                        DISS      TOTAL                  DISS
                            16302      17204      18002      18165      19105
                         mg/L SO4    mg/L Cl       ug/L       ug/L     mg/L K


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         14         12         61
 MEAN                        143.       161.      0.025      0.003       10.1
 MINIMUM                      68.        38.      0.000      0.001        4.1
 DATE OF MINIMUM       1993-04-26 1993-03-22 1992-11-30 1992-11-30 1993-04-26
 10TH PERCENTILE              90.        59.      0.000      0.001        5.0
 MEDIAN                      143.       172.      0.000      0.003       10.5
 90TH PERCENTILE             190.       248.      0.051      0.006       13.5
 MAXIMUM                     243.       272.      0.247      0.006       15.0
 DATE OF MAXIMUM       1993-08-23 1993-05-31 1993-10-25 1993-09-27 1992-11-16
 STANDARD DEVIATION           41.        67.      0.069      0.002        2.9




                               Ca         Cr         Mn         Fe         Ni
                             DISS      TOTAL      TOTAL      TOTAL      TOTAL
                            20103      24002      25004      26004      28001
                          mg/L Ca    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                      67.513      0.011       0.19       1.50      0.013
 MINIMUM                   36.000      0.001       0.05       0.41      0.002
 DATE OF MINIMUM       1993-04-26 1993-03-08 1993-04-13 1993-08-16 1993-04-26
 10TH PERCENTILE           49.140      0.002       0.07       0.74      0.007
 MEDIAN                    68.100      0.010       0.16       1.64      0.011
 90TH PERCENTILE           83.860      0.021       0.28       2.13      0.021
 MAXIMUM                   91.300      0.035       0.62       2.56      0.035
 DATE OF MAXIMUM       1993-01-04 1993-07-26 1993-08-02 1993-01-11 1993-07-26
 STANDARD DEVIATION        12.476      0.008       0.10       0.55      0.007




                               Cu         Zn   FAEC COL         Cd         Ba
                            TOTAL      TOTAL                 TOTAL      TOTAL
                            29006      30004      36011      48001      80016
                          mg/L Cu    mg/L Zn   No/100ml    mg/L Cd    ug/L Hg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                       0.006      0.255    1.3E+05      0.003      0.315
 MINIMUM                    0.003      0.064    5.0E+03      0.001      0.100
 DATE OF MINIMUM       1993-08-16 1993-03-29 1993-05-17 1993-01-25 1992-11-02
 10TH PERCENTILE            0.004      0.095    2.5E+04      0.001      0.100
 MEDIAN                     0.006      0.193    5.0E+04      0.002      0.200
 90TH PERCENTILE            0.009      0.456    2.5E+05      0.005      0.500
 MAXIMUM                    0.020      0.500    1.0E+06      0.006      1.600
 DATE OF MAXIMUM       1993-03-15 1993-07-19 1993-09-27 1993-07-12 1993-03-01
 STANDARD DEVIATION         0.003      0.141    2.0E+05      0.001      0.287





                               Pb       INST
                            TOTAL     DISCHG
                            82001      97160
                          mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES       61         61
 MEAN                       0.007       24.7
 MINIMUM                    0.001        6.6
 DATE OF MINIMUM       1993-03-01 1993-08-16
 10TH PERCENTILE            0.002        9.5
 MEDIAN                     0.007       14.6
 90TH PERCENTILE            0.010       43.9
 MAXIMUM                    0.024      125.0
 DATE OF MAXIMUM       1993-07-12 1993-04-05
 STANDARD DEVIATION         0.005       24.3





 STATION - ODRA RIVER - WROCLAW                     STATION NO. 021005
 COUNTRY - POLAND                                   DEPTH(M)       3.9
 LOCATION - OCT. 3  LAT. 51/07/00  LONG. 017/03/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-04 TO 1993-12-29

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     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       61         61         61         61         61
 MEAN                       1376.        9.6     0.0686       2.78        2.1
 MINIMUM                     640.        0.0     0.0037       1.00        0.5
 DATE OF MINIMUM       1993-04-14 1992-12-28 1993-01-06 1993-11-04 1993-01-21
 10TH PERCENTILE             803.        0.2     0.0072       1.57        0.9
 MEDIAN                     1480.        7.5     0.0216       2.56        1.6
 90TH PERCENTILE            1710.       19.6     0.1800       4.27        4.2
 MAXIMUM                    2140.       22.5     0.2406       5.26        6.1
 DATE OF MAXIMUM       1993-09-08 1993-08-04 1993-07-21 1993-06-09 1993-03-10
 STANDARD DEVIATION          345.        7.4     0.0718       1.02        1.4




                              NH3         O2        BOD        COD        ALK
                                        DISS                            TOTAL
                            07553      08101      08201      08301      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       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       61         61         61         61         52
 MEAN                        1.05       10.4         9.        28.      79.48
 MINIMUM                     0.04        7.5         5.        18.      39.00
 DATE OF MINIMUM       1993-05-12 1993-08-11 1992-11-25 1993-04-14 1993-03-24
 10TH PERCENTILE             0.09        8.1         6.        22.      51.60
 MEDIAN                      0.35       10.5         8.        28.      75.00
 90TH PERCENTILE             3.19       12.3        11.        34.     134.00
 MAXIMUM                     5.30       13.5        14.        37.     153.00
 DATE OF MAXIMUM       1993-03-10 1993-11-24 1993-12-29 1993-08-04 1993-08-04
 STANDARD DEVIATION          1.45        1.5         2.         4.      28.59




                               pH   SUSP SOL         Na         Mg          P
                                     105 DEG       DISS       DISS      TOTAL
                            10301      10401      11105      12102      15405
                         pH UNITS       mg/L    mg/L Na    mg/L Mg     mg/L P


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                         7.9        18.       195.        22.      0.401
 MINIMUM                      7.4         5.        59.        14.      0.130
 DATE OF MINIMUM       1993-12-29 1993-01-06 1993-04-14 1993-01-21 1993-08-18
 10TH PERCENTILE              7.6         6.        91.        14.      0.201
 MEDIAN                       7.8        16.       205.        22.      0.350
 90TH PERCENTILE              8.4        29.       264.        28.      0.675
 MAXIMUM                      8.7        52.       333.        35.      0.970
 DATE OF MAXIMUM       1993-07-07 1993-03-24 1993-10-05 1993-03-10 1992-12-01
 STANDARD DEVIATION           0.3        11.        65.         5.      0.191




                         SULPHATE         Cl        DDT       PCBS          K
                                        DISS      TOTAL                  DISS
                            16302      17204      18002      18165      19105
                         mg/L SO4    mg/L Cl       ug/L       ug/L     mg/L K


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         14         14         61
 MEAN                        139.       334.      0.004      0.003       12.0
 MINIMUM                      96.       114.      0.000      0.000        6.5
 DATE OF MINIMUM       1993-03-24 1993-03-24 1992-12-28 1992-11-25 1993-03-24
 10TH PERCENTILE             103.       157.      0.000      0.000        7.6
 MEDIAN                      139.       350.      0.000      0.003       12.5
 90TH PERCENTILE             172.       440.      0.015      0.006       15.0
 MAXIMUM                     185.       570.      0.032      0.008       17.5
 DATE OF MAXIMUM       1993-09-08 1993-10-05 1993-10-27 1993-12-29 1993-10-05
 STANDARD DEVIATION           23.       111.      0.011      0.002        2.7




                               Ca         Cr         Mn         Fe         Ni
                             DISS      TOTAL      TOTAL      TOTAL      TOTAL
                            20103      24002      25004      26004      28001
                          mg/L Ca    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                      77.979      0.012       0.14       1.11      0.020
 MINIMUM                   54.500      0.002       0.02       0.26      0.007
 DATE OF MINIMUM       1993-04-28 1993-11-17 1993-11-17 1993-09-15 1993-04-14
 10TH PERCENTILE           60.620      0.003       0.05       0.46      0.009
 MEDIAN                    80.100      0.010       0.12       0.82      0.020
 90TH PERCENTILE           88.100      0.023       0.25       1.90      0.028
 MAXIMUM                   99.300      0.036       0.40       2.70      0.048
 DATE OF MAXIMUM       1993-01-06 1993-07-28 1993-01-06 1993-03-31 1993-01-13
 STANDARD DEVIATION         9.980      0.008       0.08       0.64      0.008




                               Cu         Zn   FAEC COL         Cd         Ba
                            TOTAL      TOTAL                 TOTAL      TOTAL
                            29006      30004      36011      48001      80016
                          mg/L Cu    mg/L Zn   No/100ml    mg/L Cd    ug/L Hg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                       0.006      0.077    2.2E+04      0.004      0.277
 MINIMUM                    0.002      0.030    1.2E+03      0.001      0.100
 DATE OF MINIMUM       1993-10-13 1993-07-14 1992-11-04 1993-03-24 1992-12-21
 10TH PERCENTILE            0.002      0.042    2.5E+03      0.002      0.100
 MEDIAN                     0.005      0.064    1.0E+04      0.004      0.200
 90TH PERCENTILE            0.008      0.142    5.0E+04      0.006      0.590
 MAXIMUM                    0.020      0.219    2.5E+05      0.006      1.000
 DATE OF MAXIMUM       1993-02-10 1992-11-18 1993-12-08 1993-01-13 1993-06-16
 STANDARD DEVIATION         0.003      0.040    3.5E+04      0.001      0.197




                               Pb       INST
                            TOTAL     DISCHG
                            82001      97160
                          mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES       61         61
 MEAN                       0.009       72.5
 MINIMUM                    0.002       35.0
 DATE OF MINIMUM       1993-03-17 1993-03-10
 10TH PERCENTILE            0.003       44.0
 MEDIAN                     0.009       55.1
 90TH PERCENTILE            0.015      121.0
 MAXIMUM                    0.021      258.0
 DATE OF MAXIMUM       1993-07-28 1993-04-07
 STANDARD DEVIATION         0.004       47.3





 STATION - ODRA RIVER - KRAJNIK                     STATION NO. 021006
 COUNTRY - POLAND                                   DEPTH(M)       2.8
 LOCATION - OCT. 3  LAT. 52/46/00  LONG. 014/19/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1992-11-04 TO 1993-12-27

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     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       60         61         61         61         61
 MEAN                        775.        9.6     0.0968       2.22        2.5
 MINIMUM                     603.        0.2     0.0034       0.38        1.2
 DATE OF MINIMUM       1993-07-21 1993-11-24 1993-12-27 1993-07-07 1993-11-03
 10TH PERCENTILE             665.        1.2     0.0112       0.66        1.7
 MEDIAN                      766.        8.0     0.0880       2.20        2.3
 90TH PERCENTILE             881.       19.0     0.2098       3.89        3.7
 MAXIMUM                    1098.       25.0     0.3450       6.22        5.1
 DATE OF MAXIMUM       1992-11-04 1993-08-04 1993-06-30 1993-04-14 1993-04-21
 STANDARD DEVIATION           91.        7.0     0.0809       1.29        0.9




                              NH3    PERCENT         O2        BOD        COD
                                      DO SAT       DISS                      
                            07553      08001      08101      08201      08301
                           mg/L N    PERCENT    mg/L O2    mg/L O2    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       61          8         61         61         61
 MEAN                        0.41       103.       11.2         6.        38.
 MINIMUM                     0.00        82.        7.6         2.        19.
 DATE OF MINIMUM       1993-05-12 1993-05-26 1993-05-26 1992-12-28 1993-01-13
 10TH PERCENTILE             0.01                   8.9         3.        22.
 MEDIAN                      0.09       102.       11.1         6.        37.
 90TH PERCENTILE             0.97                  13.1         9.        57.
 MAXIMUM                     2.19       133.       15.4        11.        70.
 DATE OF MAXIMUM       1993-01-20 1993-05-12 1993-06-30 1993-05-19 1993-07-21
 STANDARD DEVIATION          0.48        17.        1.5         2.        14.




                              ALK         pH   SUSP SOL         Mg         Al
                            TOTAL               105 DEG       DISS      TOTAL
                            10102      10301      10401      12102      13002
                             mg/L   pH UNITS       mg/L    mg/L Mg    mg/L Al


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       44         61         61         61         52
 MEAN                      145.68        8.2        24.        13.      0.131
 MINIMUM                   110.00        7.6         5.         6.      0.033
 DATE OF MINIMUM       1993-03-24 1993-02-03 1993-01-13 1993-09-22 1993-01-07
 10TH PERCENTILE           121.00        7.8        11.         9.      0.054
 MEDIAN                    150.00        8.1        19.        13.      0.124
 90TH PERCENTILE           163.00        8.9        41.        16.      0.211
 MAXIMUM                   180.00        9.3        68.        20.      0.343
 DATE OF MAXIMUM       1993-06-23 1993-06-30 1993-08-18 1993-12-27 1993-03-10
 STANDARD DEVIATION         15.57        0.4        14.         3.      0.067




                                P   SULPHATE         Cl        DDT         Ca
                            TOTAL                  DISS      TOTAL       DISS
                            15405      16302      17204      18002      20103
                           mg/L P   mg/L SO4    mg/L Cl       ug/L    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       61         61         61         14         61
 MEAN                       0.410        97.       118.      0.027     81.738
 MINIMUM                    0.210        72.        80.      0.005     61.000
 DATE OF MINIMUM       1993-10-13 1993-07-14 1993-04-21 1993-11-17 1993-05-12
 10TH PERCENTILE            0.300        86.        94.      0.007     71.000
 MEDIAN                     0.380        98.       116.      0.025     83.000
 90TH PERCENTILE            0.537       110.       155.      0.045     92.800
 MAXIMUM                    0.790       116.       178.      0.074    100.000
 DATE OF MAXIMUM       1993-06-07 1993-12-21 1992-11-04 1993-05-26 1993-12-27
 STANDARD DEVIATION         0.110        10.        23.      0.018      8.837




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24002      25004      26004      28001      29006
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       57         51         61          9         61
 MEAN                       0.002       0.16       0.66      0.003      0.009
 MINIMUM                    0.001       0.06       0.30      0.002      0.004
 DATE OF MINIMUM       1992-12-02 1993-12-27 1993-04-07 1993-11-10 1993-08-18
 10TH PERCENTILE            0.001       0.08       0.41                 0.006
 MEDIAN                     0.002       0.15       0.68      0.003      0.009
 90TH PERCENTILE            0.004       0.22       0.85                 0.012
 MAXIMUM                    0.007       0.28       1.00      0.004      0.014
 DATE OF MAXIMUM       1993-08-11 1993-06-23 1993-08-11 1993-12-27 1993-06-23
 STANDARD DEVIATION         0.001       0.05       0.17      0.001      0.002




                               Zn   FAEC COL         Cd         Pb       INST
                            TOTAL                 TOTAL      TOTAL     DISCHG
                            30004      36011      48001      82001      97160
                          mg/L Zn   No/100ml    mg/L Cd    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       61         61         61         61         61
 MEAN                       0.041    2.5E+04      0.001      0.005      375.3
 MINIMUM                    0.021    1.2E+03      0.000      0.002      221.0
 DATE OF MINIMUM       1993-01-07 1993-03-03 1992-11-18 1993-01-27 1993-06-30
 10TH PERCENTILE            0.023    2.5E+03      0.000      0.002      233.0
 MEDIAN                     0.036    5.0E+03      0.001      0.005      352.0
 90TH PERCENTILE            0.057    2.5E+04      0.001      0.008      565.2
 MAXIMUM                    0.183    5.0E+05      0.001      0.018      785.0
 DATE OF MAXIMUM       1992-11-25 1992-12-21 1992-11-12 1992-11-04 1993-12-27
 STANDARD DEVIATION         0.024    7.0E+04      0.001      0.003      129.5





 STATION - LEKUK LAKE                               STATION NO. 021007
 COUNTRY - POLAND                                   DEPTH(M)       5.2
 LOCATION - OCT. 3  LAT. 54/07/36  LONG. 022/01/42  ELEVATION(M) 127.3
 REGIONAL CENTRE - EURA                             WATER TYPE   LAKE       

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1993-04-25 TO 1993-10-23

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP      TRANS   CHLORO A     NO3NO2
                             COND                                            
                            02041      02062      02076      06711      07105
                            us/cm      deg C          m       mg/L     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0         13
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       21         21          7         13          8
 MEAN                        306.       10.1        2.1    16.8769       0.16
 MINIMUM                     283.        6.0        1.7     3.3000       0.09
 DATE OF MINIMUM       1993-04-25 1993-04-25 1993-04-25 1993-07-28 1993-06-22
 10TH PERCENTILE             288.        6.0                3.8400       0.10
 MEDIAN                      300.       10.0        2.0    18.5000       0.10
 90TH PERCENTILE             319.       17.5               26.6600       0.37
 MAXIMUM                     335.       19.0        3.1    41.8000       0.46
 DATE OF MAXIMUM       1993-10-23 1993-08-21 1993-07-28 1993-08-21 1993-04-25
 STANDARD DEVIATION           13.        4.3        0.5    10.9151       0.13




                              NH3    PERCENT         O2        ALK         pH
                                      DO SAT       DISS      TOTAL           
                            07556      08001      08102      10102      10301
                           mg/L N    PERCENT    mg/L O2       mg/L   pH UNITS


 NO. OF L-FLAGGED VALUES        9          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       12         21         21         21         15
 MEAN                        0.33        45.        4.9     149.76        7.5
 MINIMUM                     0.00         6.        0.8     135.00        6.9
 DATE OF MINIMUM       1993-04-25 1993-05-25 1993-08-21 1993-04-25 1993-07-28
 10TH PERCENTILE             0.01         6.        0.8     135.50        6.9
 MEDIAN                      0.02        26.        3.3     150.00        7.5
 90TH PERCENTILE             1.08        91.        9.2     160.00        8.1
 MAXIMUM                     1.57        99.       11.0     170.00        8.2
 DATE OF MAXIMUM       1993-10-23 1993-06-22 1993-04-25 1993-09-20 1993-06-22
 STANDARD DEVIATION          0.51        38.        3.8       9.42        0.4




                               Na         Mg          P   SULPHATE         Cl
                             DISS       DISS      TOTAL                  DISS
                            11103      12102      15405      16309      17207
                          mg/L Na    mg/L Mg     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       21         21         19         21         21
 MEAN                          3.         8.      0.200        24.        10.
 MINIMUM                       3.         8.      0.021        16.         3.
 DATE OF MINIMUM       1993-08-21 1993-04-25 1993-06-22 1993-09-20 1993-10-23
 10TH PERCENTILE               3.         8.      0.034        20.         4.
 MEDIAN                        3.         8.      0.075        25.         9.
 90TH PERCENTILE               3.         9.      0.626        28.        12.
 MAXIMUM                       3.         9.      0.944        29.        28.
 DATE OF MAXIMUM       1993-08-21 1993-10-23 1993-09-20 1993-08-21 1993-08-21
 STANDARD DEVIATION            0.         0.      0.281         3.         6.




                                K         Ca         Mn         Fe         Cu
                             DISS       DISS       DISS       DISS       DISS
                            19103      20105      25104      26104      29106
                           mg/L K    mg/L Ca    mg/L Mn    mg/L Fe    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       21         21         21         21         20
 MEAN                         1.5     56.671       0.43       0.56      0.002
 MINIMUM                      1.4     54.500       0.01       0.03      0.001
 DATE OF MINIMUM       1993-09-20 1993-08-21 1993-06-22 1993-07-28 1993-05-25
 10TH PERCENTILE              1.4     55.310       0.01       0.03      0.001
 MEDIAN                       1.5     56.600       0.20       0.13      0.002
 90TH PERCENTILE              1.6     58.450       1.09       2.07      0.003
 MAXIMUM                      1.7     60.000       1.41       3.08      0.004
 DATE OF MAXIMUM       1993-09-20 1993-10-23 1993-09-20 1993-09-20 1993-04-25
 STANDARD DEVIATION           0.1      1.310       0.47       0.90      0.001




                               Zn         Cd         Pb
                             DISS       DISS       DISS
                            30104      48101      82101
                          mg/L Zn    mg/L Cd    mg/L Pb


 NO. OF L-FLAGGED VALUES        0         20         21
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES       21          1          0
 MEAN                       0.041      0.000      0.003
 MINIMUM                    0.005      0.000      0.003
 DATE OF MINIMUM       1993-05-25 1993-05-25 1993-04-25
 10TH PERCENTILE            0.009      0.000      0.003
 MEDIAN                     0.019      0.000      0.003
 90TH PERCENTILE            0.075      0.000      0.003
 MAXIMUM                    0.230      0.001      0.003
 DATE OF MAXIMUM       1993-06-22 1993-04-25 1993-10-23
 STANDARD DEVIATION         0.058      0.000      0.000





 STATION - POMERANIAN LAKE DIST.(STRADUN)           STATION NO. 021008
 COUNTRY - POLAND                                   DEPTH(M)       6.3
 LOCATION - OCT. 3  LAT. 53/03/05  LONG. 016/22/25  ELEVATION(M)  79.1
 REGIONAL CENTRE - EURA                             WATER TYPE   GROUNDWATER

 PERIOD REQUESTED FROM  - 1991-01-01 TO 1993-12-31
 PERIOD OF RECORD FROM  - 1991-12-31 TO 1993-12-31

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC          B     NO3NO2        NH3          F
                             COND      TOTAL                             DISS
                            02041      05009      07105      07556      09107
                            us/cm     mg/L B     mg/L N     mg/L N     mg/L F


 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                        172.        0.0       5.13       0.59        0.0
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                              ALK         pH         Na         Mg         Al
                            TOTAL                  DISS       DISS      TOTAL
                            10101      10302      11115      12115      13009
                             mg/L   pH UNITS    mg/L Na    mg/L Mg    mg/L Al


 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                        2.60        7.7        16.         5.      0.017
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Si   SULPHATE         Cl          K         Ca
                         REACTIVE                  DISS       DISS       DISS
                            14101      16309      17207      19111      20115
                         mg/LSiO2   mg/L SO4    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          3          3          3          3
 MEAN                        2.05        18.        14.       21.5     25.047
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24009      25010      26009      28009      29009
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 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                       0.001       0.11       8.32      0.003      0.008
 MINIMUM                                                                     
 DATE OF MINIMUM                                                             
 10TH PERCENTILE                                                             
 MEDIAN                                                                      
 90TH PERCENTILE                                                             
 MAXIMUM                                                                     
 DATE OF MAXIMUM                                                             
 STANDARD DEVIATION                                                          




                               Zn         As         Cd         Pb
                            TOTAL      TOTAL      TOTAL      TOTAL
                            30009      33008      48009      82009
                          mg/L Zn    mg/L As    mg/L Cd    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES        3          3          3          3
 MEAN                       0.225      0.008      0.003      0.008
 MINIMUM                                                          
 DATE OF MINIMUM                                                  
 10TH PERCENTILE                                                  
 MEDIAN                                                           
 90TH PERCENTILE                                                  
 MAXIMUM                                                          
 DATE OF MAXIMUM                                                  
 STANDARD DEVIATION                                               





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Last updated: 2001-07-30