JAMES RIVER BASIN

                                           06468170  JAMES RIVER NEAR GRACE CITY, ND

LOCATION.--Lat 4733'29", long 9851'45", in NW1/4NW1/4NW1/4 sec.17, T.147 N., R.64 W., Foster County, Hydrologic Unit 10160001,
   on left bank on upstream side of county highway bridge, and 2.5 mi northwest of Grace City.

DRAINAGE AREA.--1,060 mi2, approximately, of which about 650 mi2 is probably noncontributing.

                                                    WATER-DISCHARGE RECORDS

PERIOD OF RECORD.--June 1968 to current year.

GAGE.--Water-stage recorder. Datum of gage is 1,457.60 ft above sea level.

REMARKS.--Records good except for periods of estimated discharge, which are fair.

                          DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
                                                       DAILY MEAN VALUES

        DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP

          1        27      8.6      7.8     e3.0     e2.1     11         32       27     11        479      303      184
          2        26     14        7.6     e3.0     e2.0      9.8       31       28      9.9      431      284      169
          3        25     12        7.5     e2.9     e2.0      8.4       30       24     10        389      266      160
          4        24     10        7.0     e2.9     e2.0      7.9       30       23      9.8      373      252      190
          5        23      9.1      7.2     e2.7     e2.0      7.6       24       21      9.7      482      246      231

          6        25      8.8      7.0     e2.6     e2.1      7.1       29       18     11        562      237      249
          7        22      8.0      6.9     e2.6     e2.2      6.5       27       18      8.6      739      229      254
          8        20      7.9      6.6     e2.6     e2.2      8.5       24       16      9.2     e856      219      267
          9        19      8.1      6.6     e2.6     e2.1     11         25       17      9.2     e872      220      264
         10        19      8.8      6.6     e2.6     e2.1     15         26       17      6.8     e836      218      251

         11        20      9.1      6.4     e2.5     e2.0     18         25       17      7.5     e874      208      236
         12        17      9.2      6.1     e2.5     e2.0     17         28       16      6.5    e1170      195      222
         13        18      8.5     e5.8     e2.5     e1.9     17         26       15     15      e1240      186      203
         14        18      9.3     e5.6     e2.5     e1.9     17         29       16    160      e1400      170      181
         15        16      9.3     e5.2     e2.5     e1.9     17         28       17    308      e1490      153      166

         16        15      9.4     e4.9     e2.4     e1.9     15         27       18    449      e1430      146      149
         17        15      9.3     e4.8     e2.4     e2.0     14         27       17    516      e1310      138      136
         18        14      9.2     e4.7     e2.4     e2.0     14         25       16    533      e1180      134      122
         19        14     13       e4.5     e2.4     e1.9     16         27       16    591       1030      133      110
         20        14      9.1     e4.0     e2.4     e2.0     19         24       14   e648        855      188      100

         21        11      9.2     e3.6     e2.3     e2.2     25         24       14   e668        704      414      100
         22        12      8.8     e3.5     e2.3     e3.0     34         23       14   e646        606      498      100
         23        12      8.8     e3.4     e2.3      6.2     41         23       13    707        557      524       94
         24        12      8.8     e3.3     e2.3      6.8     40         19       11   e755        524      510       89
         25        10      8.7     e3.2     e2.2     12       42         19       12   e774        492      448       87

         26        12     11       e3.2     e2.2     29       41         21       12   e739        468      387       83
         27        11      8.4     e3.2     e2.2     29       41         22       11   e682        438      337       81
         28        12      8.2     e3.1     e2.2     18       40         23       12   e631        405      290       75
         29        11      8.1     e3.1     e2.1     11       38         23       12   e584        374      261       70
         30        11      8.0     e3.1     e2.1      ---     34         21       12    535        346      238       67
         31        11      ---     e3.0     e2.1      ---     31        ---       12      ---      323      207      ---

        TOTAL     516    278.7    158.5     76.3    157.5    663.8      762      506  10050.2    23235     8239     4690
        MEAN     16.6     9.29     5.11     2.46     5.43     21.4     25.4     16.3      335      750      266      156
        MAX        27       14      7.8      3.0       29       42       32       28      774     1490      524      267
        MIN        10      7.9      3.0      2.1      1.9      6.5       19       11      6.5      323      133       67
        AC-FT    1020      553      314      151      312     1320     1510     1000    19930    46090    16340     9300

        STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1968 - 2000, BY WATER YEAR (WY)

        MEAN     4.75     5.89     1.78      .58     3.17      131      273     88.3     34.1     54.5     30.1     11.3
        MAX      63.9      104     20.7     4.22     49.9      724     1854      446      335      750      498      156
        (WY)     1995     1995     1995     1994     1981     1995     1997     1997     2000     2000     1993     2000
        MIN      .000     .000     .000     .000     .000     .000      .29      .18      .11     .022     .000     .000
        (WY)     1977     1977     1977     1969     1969     1969     1977     1991     1973     1973     1988     1976

        SUMMARY STATISTICS           FOR 1999 CALENDAR YEAR        FOR 2000 WATER YEAR           WATER YEARS 1968 - 2000

        ANNUAL TOTAL                       55405.68                   49333.0
        ANNUAL MEAN                          152                        135                         53.6
        HIGHEST ANNUAL MEAN                                                                        200              1997
        LOWEST ANNUAL MEAN                                                                            .21           1977
        HIGHEST DAILY MEAN                  3120     Mar 29            1490     Jul 15            3600       Apr  3 1997
        LOWEST DAILY MEAN                       .00  Jan  5               1.9   Feb 13                .00    Jan  1 1969
        ANNUAL SEVEN-DAY MINIMUM                .00  Jan  5               1.9   Feb 13                .00    Jan  1 1969
        INSTANTANEOUS PEAK FLOW                                        1510     Jul 15            4000       Apr  3 1997
        INSTANTANEOUS PEAK STAGE                                          9.67  Jul 15            a 16.18    Mar 21 1996
        ANNUAL RUNOFF (AC-FT)             109900                      97850                      38800
        10 PERCENT EXCEEDS                   454                        494                         86
        50 PERCENT EXCEEDS                    28                         17                          1.0
        90 PERCENT EXCEEDS                      .00                       2.4                         .00

        a  Backwater from ice
        e  Estimated
        
        
                                                     WATER-QUALITY RECORDS

PERIOD OF RECORD.--Water year 1972 to current year.

                                WATER-QUALITY DATA, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000

                                DIS-     PH       PH       SPE-
                              CHARGE,   WATER    WATER    CIFIC    SPE-                       HARD-             MAGNE-
                               INST.    WHOLE    WHOLE     CON-    CIFIC                      NESS    CALCIUM    SIUM,
                               CUBIC    FIELD     LAB     DUCT-    CON-    TEMPER-  TEMPER-   TOTAL    DIS-      DIS-
                                FEET   (STAND-  (STAND-   ANCE     DUCT-    ATURE    ATURE    (MG/L    SOLVED   SOLVED
             DATE      TIME     PER      ARD      ARD      LAB     ANCE      AIR     WATER     AS      (MG/L    (MG/L
                               SECOND   UNITS)   UNITS)  (US/CM)  (US/CM)  (DEG C)  (DEG C)   CACO3)   AS CA)   AS MG)
                              (00061)  (00400)  (00403)  (90095)  (00095)  (00020)  (00010)  (00900)  (00915)  (00925)

         OCT
           06...       1205     25        --       --       --      923       9.0     6.0       --       --       --
         NOV
           15...       1440      9.1      --       --       --      991      13.5     6.9       --       --       --
         JAN
           06...       1510      2.6      --       --       --     1630     <-5.0      .5       --       --       --
         FEB
           14...       1540      1.9      --       --       --     1710     <-5.0      .5       --       --       --
         MAR
           13...       1520     17        --       --       --      732       3.0     1.4       --       --       --
         APR
           06...       1135     30       8.0      7.7     1030      974        .0     3.5      380     70.0     50.0
         MAY
           02...       1140     28        --       --       --     1060      28.0    18.0       --       --       --
         JUN
           14...       1250    177        --       --       --      544      18.0    17.5       --       --       --
           19...       1430    494        --       --       --      450      19.5    20.0       --       --       --
         JUL
           10...       1510    832        --       --       --      527      28.0    28.0       --       --       --
           18...       1320   1180        --       --       --      468       --     21.0       --       --       --
         SEP
           07...       1340    247       7.9      8.0       --      677      18.0    18.0      290     53.0     39.0


                                                                ANC                                        SOLIDS,
                           POTAS-   SODIUM                    UNFLTRD   CHLO-    FLUO-            SOLIDS,  RESIDUE
                            SIUM,     AD-   SODIUM,           TIT 4.5   RIDE,    RIDE,   SULFATE    DIS-   AT 180
                            DIS-    SORP-    DIS-               LAB     DIS-      DIS-    DIS-     SOLVED   DEG. C
                           SOLVED    TION   SOLVED             (MG/L    SOLVED   SOLVED   SOLVED   (TONS     DIS-
                  DATE     (MG/L    RATIO    (MG/L    SODIUM    AS      (MG/L    (MG/L    (MG/L     PER     SOLVED
                           AS K)             AS NA)  PERCENT   CACO3)   AS CL)   AS F)   AS SO4)    DAY)    (MG/L)
                          (00935)  (00931)  (00930)  (00932)  (90410)  (00940)  (00950)  (00945)  (70302)  (70300)

              OCT
                06...        --       --       --       --       --       --       --       --       --       --
              NOV
                15...        --       --       --       --       --       --       --       --       --       --
              JAN
                06...        --       --       --       --       --       --       --       --       --       --
              FEB
                14...        --       --       --       --       --       --       --       --       --       --
              MAR
                13...        --       --       --       --       --       --       --       --       --       --
              APR
                06...      20.0       2      83.0      31       322     23.0       .2      230      58.1     717
              MAY
                02...        --       --       --       --       --       --       --       --       --       --
              JUN
                14...        --       --       --       --       --       --       --       --       --       --
                19...        --       --       --       --       --       --       --       --       --       --
              JUL
                10...        --       --       --       --       --       --       --       --       --       --
                18...        --       --       --       --       --       --       --       --       --       --
              SEP
                07...      14.0       1      51.0      26       281      9.3       .2      120     322       483


                          SOLIDS,
                          SUM OF                                        MANGA-            MOLYB-   SELE-    STRON-
                          CONSTI-  ARSENIC   IRON,    LEAD,   LITHIUM   NESE,   MERCURY   DENUM,   NIUM,     TIUM,
                          TUENTS,    DIS-     DIS-     DIS-     DIS-     DIS-     DIS-     DIS-     DIS-     DIS-
                            DIS-    SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   SOLVED
                  DATE     SOLVED   (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L
                           (MG/L)   AS AS)   AS FE)   AS PB)   AS LI)   AS MN)   AS HG)   AS MO)   AS SE)   AS SR)
                          (70301)  (01000)  (01046)  (01049)  (01130)  (01056)  (71890)  (01060)  (01145)  (01080)

              OCT
                06...        --       --       --       --       --       --       --       --       --       --
              NOV
                15...        --       --       --       --       --       --       --       --       --       --
              JAN
                06...        --       --       --       --       --       --       --       --       --       --
              FEB
                14...        --       --       --       --       --       --       --       --       --       --
              MAR
                13...        --       --       --       --       --       --       --       --       --       --
              APR
                06...       670      1.0      60        1      60.0      110       .1      <1       1.0      400
              MAY
                02...        --       --       --       --       --       --       --       --       --       --
              JUN
                14...        --       --       --       --       --       --       --       --       --       --
                19...        --       --       --       --       --       --       --       --       --       --
              JUL
                10...        --       --       --       --       --       --       --       --       --       --
                18...        --       --       --       --       --       --       --       --       --       --
              SEP
                07...       455      6.0      30       <1      30.0       60       .1       1      <1.0      350

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