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STATISTICS FOR ITALY

STATISTICS FOR ITALY


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-01-30   PAGE 227

 STATION - PONTE D'ADIGE - ADIGE RIVER              STATION NO. 068001
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 46/30/00  LONG. 011/10/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-20 TO 1995-12-11

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    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       14         14         14         14         14
 MEAN                        208.        7.0       11.9         3.         1.
 MINIMUM                     140.        1.0        9.8         2.         1.
 DATE OF MINIMUM       1995-07-06 1994-01-20 1994-07-19 1995-09-05 1995-09-05
 10TH PERCENTILE             144.        1.4        9.8         2.         1.
 MEDIAN                      218.        6.3       11.6         3.         1.
 90TH PERCENTILE             252.       12.2       13.4         4.         2.
 MAXIMUM                     255.       16.0       13.9         4.         3.
 DATE OF MAXIMUM       1995-12-11 1995-05-08 1995-12-11 1994-05-12 1994-09-22
 STANDARD DEVIATION           43.        4.7        1.4         1.         0.




                               pH   COLIFORM   FAEC COL       FAEC         Cd
                                       TOTAL                 STREP      TOTAL
                            10301      36001      36011      36101      48001
                         pH UNITS   No/100ml   No/100ml   No/100ml    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0         12
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       14         14         14         13          2
 MEAN                         8.1     16414.      7393.       544.      0.000
 MINIMUM                      7.8      4700.      2600.       200.      0.000
 DATE OF MINIMUM       1995-09-05 1995-12-11 1995-05-08 1995-03-08 1994-01-20
 10TH PERCENTILE              7.8      5300.      3080.       215.      0.000
 MEDIAN                       8.1     15600.      5300.       500.      0.000
 90TH PERCENTILE              8.2     27750.     15200.       828.      0.001
 MAXIMUM                      8.2     38000.     17200.      1250.      0.001
 DATE OF MAXIMUM       1994-01-20 1994-02-22 1994-02-22 1995-01-16 1995-12-11
 STANDARD DEVIATION           0.1      9509.      4797.       274.      0.000




                               Ba       INST
                            TOTAL     DISCHG
                            80011      97160
                          ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES        6          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES        0         14
 MEAN                       0.500      124.5
 MINIMUM                    0.500       44.1
 DATE OF MINIMUM       1994-02-22 1995-03-08
 10TH PERCENTILE                        51.6
 MEDIAN                     0.500      100.3
 90TH PERCENTILE                       228.0
 MAXIMUM                    0.500      289.0
 DATE OF MAXIMUM       1995-07-06 1995-07-06
 STANDARD DEVIATION         0.000       73.9





 STATION - TRENTO - ADIGE RIVER                     STATION NO. 068002
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 46/04/00  LONG. 011/05/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          2
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         24         24         24         21
 MEAN                        214.        9.0       11.1         3.         9.
 MINIMUM                     157.        3.1        9.3         2.         0.
 DATE OF MINIMUM       1994-07-15 1995-11-15 1994-08-15 1994-08-15 1994-09-15
 10TH PERCENTILE             175.        3.5        9.4         2.         0.
 MEDIAN                      214.        9.1       10.9         3.         9.
 90TH PERCENTILE             252.       14.3       12.5         4.        16.
 MAXIMUM                     264.       16.0       14.0         6.        18.
 DATE OF MAXIMUM       1994-11-15 1995-07-15 1994-01-15 1994-01-15 1994-06-15
 STANDARD DEVIATION           31.        4.2        1.3         1.         5.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./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       24         24         24         24         24
 MEAN                         7.7    5.2E+04    1.3E+04      2412.         0.
 MINIMUM                      7.0    1.0E+04    1.0E+03       300.         0.
 DATE OF MINIMUM       1995-09-15 1995-02-15 1994-05-15 1994-05-15 1994-01-15
 10TH PERCENTILE              7.1    1.3E+04    1.4E+03       472.         0.
 MEDIAN                       7.7    4.0E+04    8.0E+03      1900.         0.
 90TH PERCENTILE              8.0    8.5E+04    1.7E+04      5000.         0.
 MAXIMUM                      8.1    2.2E+05    1.3E+05      5000.         1.
 DATE OF MAXIMUM       1994-11-15 1995-08-15 1995-09-15 1995-01-15 1995-02-15
 STANDARD DEVIATION           0.3    4.8E+04    2.5E+04      1613.         0.




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES        5         10          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES       19         13         24
 MEAN                       0.000      0.491      180.7
 MINIMUM                    0.000      0.000       95.9
 DATE OF MINIMUM       1994-01-15 1994-04-15 1995-12-15
 10TH PERCENTILE            0.000      0.000      104.2
 MEDIAN                     0.000      0.500      160.5
 90TH PERCENTILE            0.000      1.000      290.5
 MAXIMUM                    0.002      1.400      346.0
 DATE OF MAXIMUM       1994-06-15 1995-05-15 1995-06-15
 STANDARD DEVIATION         0.000      0.390       74.3





 STATION - BADIA POLESINE - ADIGE RIVER             STATION NO. 068003
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 45/06/00  LONG. 011/30/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-08-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        COD         pH
                             COND                  DISS                      
                            02040      02061      08101      08301      10301
                            us/cm      deg C    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       18         18         17         18         18
 MEAN                        281.       11.8       11.7        14.        7.9
 MINIMUM                     215.        4.0        8.6         8.        7.6
 DATE OF MINIMUM       1994-06-15 1995-01-15 1995-08-15 1995-08-15 1994-12-15
 10TH PERCENTILE             227.        4.8        9.4        10.        7.7
 MEDIAN                      282.       11.0       11.5        14.        7.9
 90TH PERCENTILE             336.       18.2       13.5        16.        8.0
 MAXIMUM                     351.       21.0       14.5        24.        8.1
 DATE OF MAXIMUM       1994-02-15 1994-07-15 1995-01-15 1995-03-15 1994-06-15
 STANDARD DEVIATION           39.        5.3        1.5         4.        0.1




                         COLIFORM   FAEC COL       FAEC    SALMON-         Cd
                            TOTAL                 STREP       ELLA      TOTAL
                            36001      36011      36101      36220      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0         18
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       18         18         18         18          0
 MEAN                       4251.      1041.        31.         0.      0.001
 MINIMUM                     230.        10.        10.         0.      0.001
 DATE OF MINIMUM       1994-05-15 1994-07-15 1994-02-15 1994-01-15 1994-01-15
 10TH PERCENTILE             438.        90.        10.         0.      0.001
 MEDIAN                     2950.       750.        20.         0.      0.001
 90TH PERCENTILE           10000.      1910.        73.         0.      0.001
 MAXIMUM                   12000.      6000.       100.         1.      0.001
 DATE OF MAXIMUM       1994-09-15 1994-09-15 1995-06-15 1995-01-15 1995-08-15
 STANDARD DEVIATION         3467.      1351.        30.         0.      0.000




                               Ba
                            TOTAL
                            80011
                          ug/L Hg


 NO. OF L-FLAGGED VALUES       18
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES        0
 MEAN                       1.000
 MINIMUM                    1.000
 DATE OF MINIMUM       1994-01-15
 10TH PERCENTILE            1.000
 MEDIAN                     1.000
 90TH PERCENTILE            1.000
 MAXIMUM                    1.000
 DATE OF MAXIMUM       1995-08-15
 STANDARD DEVIATION         0.000





 STATION - MONCALIERI - PO RIVER                    STATION NO. 068004
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 45/00/00  LONG. 007/41/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-25 TO 1995-12-28

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        COD         pH
                             COND                  DISS                      
                            02040      02061      08101      08301      10301
                            us/cm      deg C    mg/L O2    mg/L O2   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0         14          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         24         24         10         24
 MEAN                        372.       12.4        9.4        11.        7.8
 MINIMUM                     238.        6.3        8.0         4.        7.4
 DATE OF MINIMUM       1994-04-26 1994-12-28 1994-07-25 1994-01-25 1994-04-26
 10TH PERCENTILE             253.        7.5        8.2         4.        7.6
 MEDIAN                      394.       12.5        9.4         4.        7.8
 90TH PERCENTILE             448.       18.0       10.1        24.        8.0
 MAXIMUM                     452.       18.7       12.2        45.        8.0
 DATE OF MAXIMUM       1994-01-25 1995-07-25 1995-12-04 1994-08-24 1995-12-28
 STANDARD DEVIATION           74.        3.8        0.9        12.        0.2




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES       24         24          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         22
 MEAN                       0.001      1.000       85.8
 MINIMUM                    0.001      1.000       37.6
 DATE OF MINIMUM       1994-01-25 1994-01-25 1995-03-23
 10TH PERCENTILE            0.001      1.000       40.6
 MEDIAN                     0.001      1.000       76.7
 90TH PERCENTILE            0.001      1.000      163.8
 MAXIMUM                    0.001      1.000      189.0
 DATE OF MAXIMUM       1995-12-28 1995-12-28 1994-04-26
 STANDARD DEVIATION         0.000      0.000       45.7





 STATION - CREMONA - PO RIVER                       STATION NO. 068005
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 45/08/00  LONG. 010/01/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-27 TO 1995-12-27

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    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       24         24         24         22         24
 MEAN                        381.       14.3        9.5         3.         9.
 MINIMUM                     240.        3.3        7.1         0.         3.
 DATE OF MINIMUM       1994-03-28 1995-12-27 1995-08-28 1994-07-27 1994-06-27
 10TH PERCENTILE             288.        5.5        7.5         1.         4.
 MEDIAN                      395.       13.6        9.5         3.         6.
 90TH PERCENTILE             420.       22.2       11.7         5.        16.
 MAXIMUM                     460.       25.3       12.5         8.        33.
 DATE OF MAXIMUM       1994-12-27 1994-07-27 1995-02-27 1994-03-28 1994-07-27
 STANDARD DEVIATION           53.        6.4        1.5         2.         7.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./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       20         24         24         24         24
 MEAN                         8.0    3.6E+04      4829.      1332.         0.
 MINIMUM                      7.2    3.5E+03        70.        90.         0.
 DATE OF MINIMUM       1995-12-27 1994-06-27 1995-05-26 1995-03-27 1994-01-27
 10TH PERCENTILE              7.2    3.9E+03       246.       130.         0.
 MEDIAN                       8.2    1.3E+04      1610.       430.         0.
 90TH PERCENTILE              8.4    9.2E+04     11000.      3690.         1.
 MAXIMUM                      8.6    2.4E+05     34800.      4600.         1.
 DATE OF MAXIMUM       1994-11-29 1994-09-27 1994-01-27 1995-02-27 1995-02-15
 STANDARD DEVIATION           0.4    5.4E+04      7657.      1562.         0.




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


 NO. OF L-FLAGGED VALUES       23         23
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES        1          1
 MEAN                       0.001      0.233
 MINIMUM                    0.001      0.200
 DATE OF MINIMUM       1994-02-28 1994-02-28
 10TH PERCENTILE            0.001      0.200
 MEDIAN                     0.001      0.200
 90TH PERCENTILE            0.001      0.200
 MAXIMUM                    0.002      1.000
 DATE OF MAXIMUM       1994-01-27 1994-01-27
 STANDARD DEVIATION         0.000      0.163





 STATION - BORETTO - PO RIVER                       STATION NO. 068006
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 44/58/00  LONG. 010/23/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-26 TO 1995-12-06

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PERCENT        BOD        COD
                             COND                DO SAT                      
                            02040      02061      08001      08201      08301
                            us/cm      deg C    PERCENT    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       24         24         24         24         24
 MEAN                        373.       14.4        97.         2.         8.
 MINIMUM                     233.        5.0        82.         0.         4.
 DATE OF MINIMUM       1994-05-23 1995-02-01 1995-02-01 1994-01-26 1994-01-26
 10TH PERCENTILE             292.        5.7        83.         1.         5.
 MEDIAN                      382.       14.5        91.         2.         8.
 90TH PERCENTILE             420.       23.2       120.         4.        12.
 MAXIMUM                     457.       26.0       156.         5.        17.
 DATE OF MAXIMUM       1995-03-20 1994-08-23 1995-07-19 1995-01-25 1994-06-15
 STANDARD DEVIATION           51.        6.7        18.         1.         3.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./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       24         24         24         24         24
 MEAN                         8.0     19718.      6955.       782.         0.
 MINIMUM                      7.4      1420.       480.        30.         0.
 DATE OF MINIMUM       1994-03-23 1995-03-20 1995-07-19 1994-03-23 1994-02-23
 10TH PERCENTILE              7.6      3240.       560.        34.         0.
 MEDIAN                       7.9     10500.      2850.       475.         0.
 90TH PERCENTILE              8.2     48500.     13000.      1800.         1.
 MAXIMUM                      8.6     72000.     43000.      3500.         1.
 DATE OF MAXIMUM       1995-07-19 1994-11-21 1994-11-21 1995-02-01 1994-05-23
 STANDARD DEVIATION           0.3     20365.      9777.       892.         1.




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES       10         12          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES       14         12         24
 MEAN                       0.000      0.500     1194.6
 MINIMUM                    0.000      0.000      523.0
 DATE OF MINIMUM       1994-01-26 1994-01-26 1994-07-27
 10TH PERCENTILE            0.000      0.000      553.0
 MEDIAN                     0.000      0.500      940.5
 90TH PERCENTILE            0.000      1.000     1995.0
 MAXIMUM                    0.000      1.000     4280.0
 DATE OF MAXIMUM       1995-12-06 1995-12-06 1994-05-23
 STANDARD DEVIATION         0.000      0.511      811.7





 STATION - BORGO FORTE - PO RIVER                   STATION NO. 068007
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 45/03/00  LONG. 010/45/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-27 TO 1995-12-20

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0         23
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         21         24         24          1
 MEAN                        410.       14.7        8.8         1.        11.
 MINIMUM                     230.        6.0        7.6         0.        10.
 DATE OF MINIMUM       1995-04-27 1994-01-27 1994-09-29 1995-01-26 1994-02-24
 10TH PERCENTILE             281.        6.0        7.8         0.        10.
 MEDIAN                      422.       14.0        8.9         1.        10.
 90TH PERCENTILE             470.       24.7        9.9         2.        10.
 MAXIMUM                     540.       26.0       10.5         3.        26.
 DATE OF MAXIMUM       1994-07-29 1995-07-28 1994-01-27 1994-12-21 1994-01-27
 STANDARD DEVIATION           70.        6.8        0.9         1.         3.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./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       24         24         24         24         24
 MEAN                         7.7      2155.      1625.       451.         0.
 MINIMUM                      7.1        50.        30.         0.         0.
 DATE OF MINIMUM       1995-11-29 1994-03-28 1994-03-28 1994-03-28 1994-01-27
 10TH PERCENTILE              7.3       100.        44.         0.         0.
 MEDIAN                       7.7       620.       200.        35.         0.
 90TH PERCENTILE              7.9      4300.      2850.       150.         0.
 MAXIMUM                      8.0     23000.     21000.      9300.         0.
 DATE OF MAXIMUM       1994-08-25 1995-10-07 1995-10-07 1995-10-07 1995-12-20
 STANDARD DEVIATION           0.2      4900.      4455.      1887.         0.




                               Cd
                            TOTAL
                            48001
                          mg/L Cd


 NO. OF L-FLAGGED VALUES       24
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES        0
 MEAN                       0.001
 MINIMUM                    0.001
 DATE OF MINIMUM       1994-01-27
 10TH PERCENTILE            0.001
 MEDIAN                     0.001
 90TH PERCENTILE            0.001
 MAXIMUM                    0.001
 DATE OF MAXIMUM       1995-12-20
 STANDARD DEVIATION         0.000





 STATION - PONTELAGOSCURO - PO RIVER                STATION NO. 068008
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 44/53/00  LONG. 011/37/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-13 TO 1995-12-04

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PERCENT        BOD        COD
                             COND                DO SAT                      
                            02040      02061      08001      08201      08301
                            us/cm      deg C    PERCENT    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0         18          4
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         24         24          6         20
 MEAN                        362.       15.5        83.         3.        13.
 MINIMUM                     208.        4.6        67.         3.         5.
 DATE OF MINIMUM       1994-11-10 1995-01-10 1994-11-10 1994-01-13 1994-06-08
 10TH PERCENTILE             284.        7.4        70.         3.         5.
 MEDIAN                      367.       14.0        84.         3.        13.
 90TH PERCENTILE             448.       25.2        92.         4.        20.
 MAXIMUM                     467.       27.8       105.         6.        37.
 DATE OF MAXIMUM       1995-04-03 1994-08-10 1995-07-11 1995-08-07 1994-11-10
 STANDARD DEVIATION           64.        6.6         9.         1.         8.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./L


 NO. OF L-FLAGGED VALUES        0          1          5         18          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         23         19          6         24
 MEAN                         7.9      7411.      1513.       721.         0.
 MINIMUM                      7.7       200.        20.       100.         0.
 DATE OF MINIMUM       1995-05-02 1995-08-07 1995-02-07 1995-02-07 1994-01-13
 10TH PERCENTILE              7.7       402.       100.       100.         0.
 MEDIAN                       7.9      3500.      1000.       750.         0.
 90TH PERCENTILE              8.1     17000.      3000.      1000.         0.
 MAXIMUM                      8.2     28000.      9000.      3000.         1.
 DATE OF MAXIMUM       1995-04-03 1994-02-10 1994-02-10 1994-11-10 1994-02-10
 STANDARD DEVIATION           0.1      8033.      1961.       697.         0.




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES       24         24          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         24
 MEAN                       0.003      1.000     1846.3
 MINIMUM                    0.002      1.000      563.0
 DATE OF MINIMUM       1994-01-13 1994-01-13 1995-08-07
 10TH PERCENTILE            0.002      1.000      699.8
 MEDIAN                     0.002      1.000     1355.0
 90TH PERCENTILE            0.002      1.000     2855.0
 MAXIMUM                    0.004      1.000     8610.0
 DATE OF MAXIMUM       1995-06-06 1995-12-04 1994-11-10
 STANDARD DEVIATION         0.000      0.000     1626.5





 STATION - PONTE DEGLI ALBERI - METAURO R           STATION NO. 068009
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/41/00  LONG. 012/45/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-12-20

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP    PERCENT         O2        BOD
                             COND                DO SAT       DISS           
                            02040      02061      08001      08101      08201
                            us/cm      deg C    PERCENT    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0         21
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       21         20         10         11          0
 MEAN                        531.       14.8       107.       10.1         3.
 MINIMUM                     440.        7.0       100.        8.4         3.
 DATE OF MINIMUM       1994-01-15 1994-02-15 1994-12-15 1995-07-24 1994-01-15
 10TH PERCENTILE             487.        7.0       100.        8.4         3.
 MEDIAN                      530.       13.8       108.       10.1         3.
 90TH PERCENTILE             579.       22.0       110.       11.6         3.
 MAXIMUM                     605.       25.5       110.       11.8         3.
 DATE OF MAXIMUM       1994-09-15 1994-08-15 1994-11-15 1995-01-30 1995-12-20
 STANDARD DEVIATION           39.        6.3         4.        1.3         0.




                              COD         pH   COLIFORM   FAEC COL       FAEC
                                                  TOTAL                 STREP
                            08301      10301      36001      36011      36101
                          mg/L O2   pH UNITS   No/100ml   No/100ml   No/100ml


 NO. OF L-FLAGGED VALUES        0          0          0          2          1
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       21         21         21         19         20
 MEAN                          2.        8.1     10936.      3543.       597.
 MINIMUM                       2.        7.9       700.       100.        10.
 DATE OF MINIMUM       1994-12-15 1994-08-15 1995-10-30 1994-11-15 1995-06-05
 10TH PERCENTILE               2.        7.9       955.       100.        26.
 MEDIAN                        2.        8.0      6000.      1400.       200.
 90TH PERCENTILE               2.        8.2     29000.      9550.       990.
 MAXIMUM                       4.        8.3     40000.     23000.      5000.
 DATE OF MAXIMUM       1994-01-15 1995-02-28 1995-12-20 1994-01-15 1994-01-15
 STANDARD DEVIATION            1.        0.1     12154.      5536.      1114.




                          SALMON-         Cd         Ba       INST
                             ELLA      TOTAL      TOTAL     DISCHG
                            36220      48001      80011      97160
                            No./L    mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES        0         11         11          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES       21          0          0         11
 MEAN                          0.      0.000      0.100       15.7
 MINIMUM                       0.      0.000      0.100        1.1
 DATE OF MINIMUM       1994-01-15 1995-01-30 1995-01-30 1995-08-09
 10TH PERCENTILE               0.      0.000      0.100        1.1
 MEDIAN                        0.      0.000      0.100        7.5
 90TH PERCENTILE               1.      0.000      0.100       31.8
 MAXIMUM                       1.      0.000      0.100       59.0
 DATE OF MAXIMUM       1994-05-15 1995-12-20 1995-12-20 1995-02-28
 STANDARD DEVIATION            1.      0.000      0.000       18.2





 STATION - SUBBIANO - ARNO RIVER                    STATION NO. 068010
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/34/00  LONG. 011/52/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        COD         pH
                             COND                  DISS                      
                            02040      02061      08101      08301      10301
                            us/cm      deg C    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       23         23         23         23         23
 MEAN                        329.       13.7       11.5         5.        8.2
 MINIMUM                     261.        2.4        8.5         3.        7.9
 DATE OF MINIMUM       1995-05-15 1995-01-15 1994-07-15 1994-01-15 1994-08-15
 10TH PERCENTILE             285.        4.5        8.7         3.        7.9
 MEDIAN                      335.       13.8       11.4         5.        8.1
 90TH PERCENTILE             363.       23.8       13.9         6.        8.4
 MAXIMUM                     380.       25.6       14.4         7.        8.6
 DATE OF MAXIMUM       1995-11-15 1994-08-15 1994-12-15 1994-07-15 1995-12-15
 STANDARD DEVIATION           30.        7.3        1.7         1.        0.2




                         COLIFORM   FAEC COL       FAEC    SALMON-         Cd
                            TOTAL                 STREP       ELLA      TOTAL
                            36001      36011      36101      36220      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          5          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       23         23         18         23          5
 MEAN                       3082.      3995.        92.         0.      0.000
 MINIMUM                      20.        40.        20.         0.      0.000
 DATE OF MINIMUM       1994-12-15 1994-12-15 1994-08-15 1994-01-15 1995-03-15
 10TH PERCENTILE              67.       146.        20.         0.           
 MEDIAN                     1720.      1720.        80.         0.      0.000
 90TH PERCENTILE            7676.      9180.       170.         1.           
 MAXIMUM                   16100.     16100.       220.         1.      0.000
 DATE OF MAXIMUM       1995-01-15 1994-11-15 1994-02-15 1994-08-15 1994-06-15
 STANDARD DEVIATION         3845.      4805.        60.         0.      0.000




                               Ba       INST
                            TOTAL     DISCHG
                            80011      97160
                          ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES        3          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES        2         11
 MEAN                       0.300        8.3
 MINIMUM                    0.000        1.8
 DATE OF MINIMUM       1995-03-15 1995-07-15
 10TH PERCENTILE                         1.8
 MEDIAN                     0.500        2.5
 90TH PERCENTILE                        14.8
 MAXIMUM                    0.500       51.0
 DATE OF MAXIMUM       1995-06-15 1995-03-15
 STANDARD DEVIATION         0.274       14.7





 STATION - NAVE DI ROSANO - ARN0 RIVER              STATION NO. 068011
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/32/00  LONG. 011/36/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-10-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD         pH
                             COND                  DISS                      
                            02040      02061      08101      08201      10301
                            us/cm      deg C    mg/L O2    mg/L O2   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0          3          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        8          8          8          5          8
 MEAN                        534.       14.5        9.9         4.        8.2
 MINIMUM                     434.        2.0        8.2         3.        7.9
 DATE OF MINIMUM       1994-04-15 1995-01-15 1994-06-15 1994-01-15 1995-01-15
 10TH PERCENTILE                                                             
 MEDIAN                      527.       14.8        9.9         3.        8.2
 90TH PERCENTILE                                                             
 MAXIMUM                     636.       26.0       12.0         6.        8.7
 DATE OF MAXIMUM       1995-01-15 1995-07-15 1995-04-15 1994-06-15 1994-06-15
 STANDARD DEVIATION           65.        8.0        1.4         1.        0.3




                         COLIFORM   FAEC COL       FAEC    SALMON-         Cd
                            TOTAL                 STREP       ELLA      TOTAL
                            36001      36011      36101      36220      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0          8
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES        8          8          8          8          0
 MEAN                     7.3E+04      9775.       852.         0.      0.004
 MINIMUM                  7.5E+03      2100.       150.         0.      0.001
 DATE OF MINIMUM       1995-04-15 1994-09-15 1995-01-15 1994-04-15 1995-01-15
 10TH PERCENTILE                                                             
 MEDIAN                   6.8E+04      9150.       430.         0.      0.002
 90TH PERCENTILE                                                             
 MAXIMUM                  1.5E+05     21000.      2400.         1.      0.022
 DATE OF MAXIMUM       1995-10-15 1995-01-15 1994-06-15 1994-01-15 1994-06-15
 STANDARD DEVIATION       6.0E+04      6563.       901.         0.      0.007




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES        4
 MEAN                         7.1
 MINIMUM                      1.8
 DATE OF MINIMUM       1995-10-15
 10TH PERCENTILE                 
 MEDIAN                       4.8
 90TH PERCENTILE                 
 MAXIMUM                     17.0
 DATE OF MAXIMUM       1995-04-15
 STANDARD DEVIATION           6.9





 STATION - CAPRAIA - ARNO RIVER                     STATION NO. 068012
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/48/00  LONG. 011/24/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD         pH
                             COND                  DISS                      
                            02040      02061      08101      08201      10301
                            us/cm      deg C    mg/L O2    mg/L O2   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       24         24         24         22         24
 MEAN                        749.       15.9        6.0         7.        7.8
 MINIMUM                     484.        5.0        1.0         3.        7.4
 DATE OF MINIMUM       1995-02-15 1994-02-15 1994-08-15 1994-01-15 1994-12-15
 10TH PERCENTILE             497.        5.4        2.2         3.        7.4
 MEDIAN                      670.       15.5        6.0         7.        7.7
 90TH PERCENTILE            1070.       25.2        9.3         9.        8.1
 MAXIMUM                    1160.       29.5       10.0        11.        8.6
 DATE OF MAXIMUM       1995-12-15 1995-07-15 1995-02-15 1994-05-15 1994-03-15
 STANDARD DEVIATION          219.        7.1        2.5         2.        0.3




                         COLIFORM   FAEC COL       FAEC    SALMON-         Cd
                            TOTAL                 STREP       ELLA      TOTAL
                            36001      36011      36101      36220      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0          8
 NO. OF G-FLAGGED VALUES       11          4          0          0          0
 NO. OF UNFLAGGED VALUES       13         20         24         24          0
 MEAN                     5.7E+05    2.2E+05    2.5E+04         0.      0.002
 MINIMUM                  1.5E+04    9.0E+02    3.0E+01         0.      0.001
 DATE OF MINIMUM       1995-07-15 1994-08-15 1995-01-15 1994-04-15 1995-01-15
 10TH PERCENTILE          4.4E+04    2.1E+03    7.0E+01         0.           
 MEDIAN                   4.6E+05    4.3E+04    3.1E+03         0.      0.002
 90TH PERCENTILE          1.0E+06    7.3E+05    1.8E+04         1.           
 MAXIMUM                  1.0E+06    1.0E+06    4.6E+05         1.      0.002
 DATE OF MAXIMUM       1994-07-15 1995-12-15 1995-12-15 1994-03-15 1994-09-15
 STANDARD DEVIATION       4.1E+05    3.3E+05    9.3E+04         1.      0.001





 STATION - SAN GIOVANNI ALLA VENA - ARNO            STATION NO. 068013
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/41/00  LONG. 010/30/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-15 TO 1995-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        COD         pH
                             COND                  DISS                      
                            02040      02061      08101      08301      10301
                            us/cm      deg C    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       18         18         18         18         18
 MEAN                       1715.       17.7        7.5        32.        7.6
 MINIMUM                     570.        3.5        3.2        16.        7.1
 DATE OF MINIMUM       1994-11-15 1995-01-15 1995-08-15 1995-06-15 1994-09-15
 10TH PERCENTILE             636.        5.1        3.8        16.        7.3
 MEDIAN                     1235.       20.0        7.8        29.        7.6
 90TH PERCENTILE            3464.       28.6        9.9        57.        8.0
 MAXIMUM                    5670.       31.0       11.2        66.        8.2
 DATE OF MAXIMUM       1994-08-15 1994-08-15 1994-07-15 1995-10-15 1994-05-15
 STANDARD DEVIATION         1437.        8.7        2.2        15.        0.3




                         COLIFORM   FAEC COL       FAEC    SALMON-         Cd
                            TOTAL                 STREP       ELLA      TOTAL
                            36001      36011      36101      36220      48001
                         No/100ml   No/100ml   No/100ml      No./L    mg/L Cd


 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         17
 MEAN                      13267.      2811.       178.         0.      0.000
 MINIMUM                     150.        10.         2.         0.      0.000
 DATE OF MINIMUM       1995-08-15 1994-08-15 1994-05-15 1994-01-15 1994-01-15
 10TH PERCENTILE             270.        18.         6.         0.      0.000
 MEDIAN                     6000.      1860.       115.         0.      0.000
 90TH PERCENTILE           35500.      5010.       229.         1.      0.001
 MAXIMUM                   40000.     18000.      1200.         1.      0.005
 DATE OF MAXIMUM       1995-11-15 1995-11-15 1995-11-15 1995-12-15 1995-09-15
 STANDARD DEVIATION        15008.      4270.       277.         0.      0.001




                               Ba       INST
                            TOTAL     DISCHG
                            80011      97160
                          ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES        0          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES       15          9
 MEAN                       0.353       39.5
 MINIMUM                    0.100        8.4
 DATE OF MINIMUM       1994-01-15 1995-08-15
 10TH PERCENTILE            0.100           
 MEDIAN                     0.100       32.5
 90TH PERCENTILE            1.000           
 MAXIMUM                    1.400      116.0
 DATE OF MAXIMUM       1995-09-15 1995-03-15
 STANDARD DEVIATION         0.427       36.0





 STATION - PONTE FELCINO - TIBER RIVER              STATION NO. 068014
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/17/00  LONG. 012/20/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-20 TO 1995-12-13

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    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       23         23         23         23         23
 MEAN                        539.       14.9       10.3         2.        12.
 MINIMUM                     421.        5.5        8.2         0.         3.
 DATE OF MINIMUM       1995-08-16 1995-01-03 1995-07-06 1995-12-13 1995-02-08
 10TH PERCENTILE             450.        6.1        8.5         1.         5.
 MEDIAN                      538.       15.0       10.0         2.         9.
 90TH PERCENTILE             615.       24.0       12.2         4.        18.
 MAXIMUM                     633.       26.8       13.1         6.        37.
 DATE OF MAXIMUM       1995-12-13 1994-01-20 1995-02-08 1995-08-16 1994-08-24
 STANDARD DEVIATION           58.        6.6        1.5         1.         8.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./L


 NO. OF L-FLAGGED VALUES        0          0          1          2          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       23         23         24         21          5
 MEAN                         8.2    2.8E+04      5196.      3377.         0.
 MINIMUM                      8.0    9.1E+02       300.       300.         0.
 DATE OF MINIMUM       1995-03-16 1994-12-06 1994-03-28 1994-08-24 1995-08-16
 10TH PERCENTILE              8.1    2.3E+03       820.       300.           
 MEDIAN                       8.2    9.3E+03      2300.       910.         0.
 90TH PERCENTILE              8.3    8.4E+04      6800.      3080.           
 MAXIMUM                      8.4    1.1E+05     46000.     46000.         1.
 DATE OF MAXIMUM       1994-05-03 1995-09-04 1995-08-16 1995-08-16 1994-01-20
 STANDARD DEVIATION           0.1    3.6E+04      9709.      9488.         0.




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES       23         23          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         23
 MEAN                       0.001      1.000       13.0
 MINIMUM                    0.001      1.000        0.0
 DATE OF MINIMUM       1994-01-20 1994-01-20 1994-06-06
 10TH PERCENTILE            0.001      1.000        0.1
 MEDIAN                     0.001      1.000       16.0
 90TH PERCENTILE            0.001      1.000       26.0
 MAXIMUM                    0.001      1.000       29.1
 DATE OF MAXIMUM       1995-12-13 1995-12-13 1995-02-08
 STANDARD DEVIATION         0.000      0.000       10.2





 STATION - PONTO NUOVO - TIBER RIVER                STATION NO. 068015
 COUNTRY - ITALY                                    DEPTH(M)    9999.9
 LOCATION - OCT. 3  LAT. 43/00/00  LONG. 012/24/00  ELEVATION(M)9999.9
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1994-01-01 TO 1996-12-31
 PERIOD OF RECORD FROM  - 1994-01-20 TO 1995-12-13

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP         O2        BOD        COD
                             COND                  DISS                      
                            02040      02061      08101      08201      08301
                            us/cm      deg C    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       23         23         23         23         23
 MEAN                        584.       14.5        9.3         5.        16.
 MINIMUM                     497.        6.4        2.1         3.         9.
 DATE OF MINIMUM       1995-08-16 1995-01-03 1994-01-20 1995-05-25 1995-06-21
 10TH PERCENTILE             509.        7.0        6.6         3.         9.
 MEDIAN                      570.       14.8        9.5         5.        16.
 90TH PERCENTILE             663.       22.0       11.5         8.        22.
 MAXIMUM                     698.       27.4       12.1         9.        29.
 DATE OF MAXIMUM       1994-10-18 1994-07-06 1995-02-08 1994-12-06 1994-09-22
 STANDARD DEVIATION           56.        6.1        2.2         2.         5.




                               pH   COLIFORM   FAEC COL       FAEC    SALMON-
                                       TOTAL                 STREP       ELLA
                            10301      36001      36011      36101      36220
                         pH UNITS   No/100ml   No/100ml   No/100ml      No./L


 NO. OF L-FLAGGED VALUES        0          1          1          1          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       23         22         24         22          4
 MEAN                         8.1    5.7E+04    2.7E+04      9105.         0.
 MINIMUM                      7.9    3.0E+02    3.0E+02       300.         0.
 DATE OF MINIMUM       1994-08-24 1994-01-20 1994-01-20 1994-01-20 1995-09-04
 10TH PERCENTILE              8.0    4.4E+03    1.2E+03       471.           
 MEDIAN                       8.2    4.6E+04    9.3E+03      4300.         0.
 90TH PERCENTILE              8.2    1.1E+05    7.8E+04     24000.           
 MAXIMUM                      8.3    2.4E+05    1.1E+05     46000.         1.
 DATE OF MAXIMUM       1995-05-25 1995-10-11 1994-09-22 1994-10-19 1995-10-11
 STANDARD DEVIATION           0.1    5.7E+04    3.5E+04     11990.         1.




                               Cd         Ba       INST
                            TOTAL      TOTAL     DISCHG
                            48001      80011      97160
                          mg/L Cd    ug/L Hg       m3/S


 NO. OF L-FLAGGED VALUES       23         23          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES        0          0         23
 MEAN                       0.001      1.000       19.6
 MINIMUM                    0.001      1.000        3.1
 DATE OF MINIMUM       1994-01-20 1994-01-20 1994-08-24
 10TH PERCENTILE            0.001      1.000        3.9
 MEDIAN                     0.001      1.000       12.6
 90TH PERCENTILE            0.001      1.000       38.9
 MAXIMUM                    0.001      1.000       65.2
 DATE OF MAXIMUM       1995-12-13 1995-12-13 1994-01-20
 STANDARD DEVIATION         0.000      0.000       15.6




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GEMS/WATER
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Last updated: 2001-07-30