RED RIVER OF THE NORTH BASIN

                                      05051510  RED RIVER OF THE NORTH BELOW WAHPETON, ND

LOCATION.--Lat 46o22'30", long 96o39'25", in NE1/4NE1/4 sec.1, T.133 N., R.47 W., Richland County, Hydrologic Unit 09020104, at
   county highway bridge about 7 mi northwest of Wahpeton, 0.5 mi east of Brushvale, MN, 12.4 mi downstream from confluence of
   Bois de Sioux and Otter Tail Rivers, and at mile 536.3.

DRAINAGE AREA.-- Not available.

                                                     WATER-QUALITY RECORDS

PERIOD OF RECORD.--Water years 1969-74, 1997 to current year.


                                 WATER-QUALITY DATA, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999

                                 DIS-    BARO-   OXYGEN,             PH       PH       SPE-
                               CHARGE,   METRIC    DIS-             WATER    WATER    CIFIC    SPE-
                                INST.    PRES-    SOLVED            WHOLE    WHOLE     CON-    CIFIC
                                CUBIC     SURE    (PER-   OXYGEN,   FIELD     LAB     DUCT-    CON-    TEMPER-  TEMPER-
                                 FEET     (MM      CENT     DIS-   (STAND-  (STAND-   ANCE     DUCT-    ATURE    ATURE
              DATE      TIME     PER       OF     SATUR-   SOLVED    ARD      ARD      LAB     ANCE      AIR     WATER
                                SECOND    HG)     ATION)   (MG/L)   UNITS)   UNITS)  (US/CM)  (US/CM)  (DEG C)  (DEG C)
                               (00061)  (00025)  (00301)  (00300)  (00400)  (00403)  (90095)  (00095)  (00020)  (00010)

          OCT
            27...       1330     713       --       --     12.9      8.4      8.4      529      509     15.0     11.2
          DEC
            15...       1300    1100      740      107     14.3      8.4      8.1      697      658      1.0      1.8
          FEB
            09...       1445     723      730       91     12.8      7.6      7.6      495      462      -.1       .0
          MAR
            30...       1245    1880      730       92     11.0      8.0       --       --      623     18.0      6.0
          APR
            27...       1245    1330      740       97     10.1      8.4      7.8      573      566     16.5     11.7
          JUN
            02...       1400    1730      740       90      8.1      8.0      7.7      651      626     23.0     18.9
            29...       1230    1448      734       92      7.7      7.9      7.8      527      508     21.0     22.1
          JUL
            21...       1400    1270      730       82      6.4      8.2      7.9      676      597     27.3     25.6
          AUG
            24...       1245    1180      739       89      7.3      7.9      8.1      681      672     27.0     23.7
          SEP
            22...       1245     899      735      122     11.4      8.2      8.4     1160      591     27.0     16.7


                                                                                       ANC                       NITRO-
                       HARD-             MAGNE-   POTAS-   SODIUM                    UNFLTRD   CHLO-            GEN,AM-
                       NESS    CALCIUM    SIUM,    SIUM,     AD-            SODIUM,  TIT 4.5   RIDE,   SULFATE  MONIA +
                       TOTAL    DIS-      DIS-     DIS-    SORP-             DIS-      LAB     DIS-     DIS-    ORGANIC
                       (MG/L    SOLVED   SOLVED   SOLVED    TION            SOLVED    (MG/L    SOLVED   SOLVED   TOTAL
              DATE      AS      (MG/L    (MG/L    (MG/L    RATIO    SODIUM   (MG/L     AS      (MG/L    (MG/L    (MG/L
                       CACO3)   AS CA)   AS MG)   AS K)            PERCENT   AS NA)   CACO3)   AS CL)  AS SO4)   AS N)
                      (00900)  (00915)  (00925)  (00935)  (00931)  (00932)  (00930)  (90410)  (00940)  (00945)  (00625)

          OCT
            27...       280       51      37        6        .5      13       20       210     15         62       .62
          DEC
            15...       320       60      40        5        .5      11       19       220     14        140       .62
          FEB
            09...       230       42      29        4        .4      12       15       220     17         21       .66
          MAR
            30...        --       --       --       --       --       --       --       --       --       --       --
          APR
            27...       250       47      31        4        .5      14       18       210     24         80       .58
          JUN
            02...       320       61      40        5        .4      11       18       220     12        140       .68
            29...       250       49      31        4        .3       9       11       210      9.8       63       .54
          JUL
            21...       300       56      38       14        .6      14       23       230     22        110       .81
          AUG
            24...       330       64      40        7        .4      10       18       180     12        160       .55
          SEP
            22...       640      120      80       11        .7      12       42       210     17        420      1.2


                                                                                     SOLIDS,   COLI-    STREP-  CHLOR-A
                       NITRO-   NITRO-   NITRO-            PHOS-            SOLIDS,  SUM OF    FORM,   TOCOCCI   PHYTO-
                        GEN,     GEN,     GEN,    NITRO-  PHORUS    PHOS-     DIS-   CONSTI-   FECAL,   FECAL,   PLANK-
                      AMMONIA  NO2+NO3  ORGANIC    GEN,     DIS-   PHORUS    SOLVED  TUENTS,   0.7     KF AGAR    TON
                       TOTAL    TOTAL    TOTAL    TOTAL    SOLVED   TOTAL    (TONS     DIS-    UM-MF   (COLS.   CHROMO
              DATE     (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L     PER     SOLVED  (COLS./    PER    FLUOROM
                       AS N)    AS N)    AS N)    AS N)    AS P)    AS P)     DAY)    (MG/L)  100 ML)  100 ML)   (UG/L)
                      (00610)  (00630)  (00605)  (00600)  (00666)  (00665)  (70302)  (70301)  (31625)  (31673)  (70953)

          OCT
            27...        .25      .04      .37      .66      .08      .17     608      316      60       440     <3.0
          DEC
            15...       <.01      .08      --       .69      .20      .24    1210      407      K5.0     K20     <3.0
          FEB
            09...        .12      .14      .54      .80      .09      .21     512      262     K23      1400     <3.0
          MAR
            30...        --       --       --       --       --       --       --       --     K11      1500       --
          APR
            27...        .04      .02      .54      .60      .08      .11    1190      331     K15       K21     <3.0
          JUN
            02...        .06      .22      .62      .90     <.01      .14    1890      405     180       150     <3.0
            29...       <.01      .10      --       .64      .08      .12    1150      294     140       168     <3.0
          JUL
            21...        .04      .30      .77     1.1       .13      .20    1380      401    K270      K170     19
          AUG
            24...        .02      .09      .54      .64      .15      .21    1310      413    K164      K152     32
          SEP
            22...        .05      .28     1.2      1.5       .19      .20    2000      823    K148        32     21


                      CHLOR-B
                       PHYTO-  ALUMI-                               BERYL-                     CHRO-             IRON,
                       PLANK-    NUM,    ANTI-            BARIUM,    LIUM   BORON,   CADMIUM   MIUM,   COPPER,   TOTAL
                        TON     TOTAL    MONY,   ARSENIC   TOTAL    TOTAL    TOTAL    TOTAL    TOTAL    TOTAL    RECOV-
                      CHROMO   RECOVER   TOTAL    TOTAL   RECOVER  RECOVER  RECOVER  RECOVER  RECOVER  RECOVER   ERABLE
              DATE    FLUOROM   -ABLE    (UG/L    (UG/L    -ABLE    -ABLE    -ABLE    -ABLE    -ABLE    -ABLE    (UG/L
                       (UG/L)   (UG/L)   AS SB)   AS AS)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   AS FE)
                      (70954)  (01104)  (01097)  (01002)  (01009)  (00998)  (00999)  (01113)  (01118)  (01119)  (01045)

          OCT
            27...      <1.0      200      <1        3        81      <1       140      <1       <1       <1       300
          DEC
            15...      <1.0      170      <1        3        68      <1       120      <1       <1       <1       270
          FEB
            09...      <1.0      100      <1        2        92      <1        71      <1       <1       <1       250
          MAR
            30...        --       --       --       --       --       --       --       --       --       --       --
          APR
            27...      <1.0      390      <1        1        76      <1        92      <1       <1        1       570
          JUN
            02...        --     1100      <1        3        94      <1       110      <1        2        2      1500
            29...      <1.0     1100      <1        4        94      <1        60      <1        2       52      1600
          JUL
            21...       9.0     1400      <1        6       100      <1       130      <1        2        3      2000
          AUG
            24...      <7.0     1200      <1        6        93      <1       110      <1        2        2      1800
          SEP
            22...      <4.0      270      <1        7        89      <1       190      <1       <1        1       380


                                                                         THAL-                      SEDI-     SED.
                                    MANGAN-                              LIUM,                      MENT,     SUSP.
                            LEAD,     ESE    NICKEL,   SELE-   SILVER,   TOTAL    ZINC,    SEDI-     DIS-    SIEVE
                            TOTAL    TOTAL    TOTAL    NIUM,    TOTAL    RECOV-   TOTAL    MENT,   CHARGE,    DIAM.
                           RECOVER  RECOVER  RECOVER   TOTAL   RECOVER   ERABLE  RECOVER   SUS-      SUS-   % FINER
                   DATE     -ABLE   - ABLE    -ABLE    (UG/L    -ABLE    (UG/L    -ABLE    PENDED   PENDED    THAN
                            (UG/L)   (UG/L)   (UG/L)   AS SE)   (UG/L)   AS TL)   (UG/L)   (MG/L)  (T/DAY)  .062 MM
                           (01114)  (01123)  (01074)  (01147)  (01079)  (01128)  (01094)  (80154)  (80155)  (70331)

               OCT
                 27...       <1        43       2       <1       <1       <1        7        16       31      95
               DEC
                 15...       <1        23       3       <1       <1       <1        4        13       39      90
               FEB
                 09...       <1        22       2       <1       <4       <1        7         7       14      88
               MAR
                 30...        --       --       --       --       --       --       --      125      634      94
               APR
                 27...       <1        53       3       <1       <1       <1       12        37      133      88
               JUN
                 02...       <1       110       4       <1       <1       <1        6        85      397      92
                 29...        3       130       4       <1       <1       <1       31        91      356      95
               JUL
                 21...        2       160       5       <1       <1       <1       28       100      343      91
               AUG
                 24...       <1       130       5       <1       <1       <1       11        77      245      95
               SEP
                 22...       <1        71       9        6       <1       <1        6        29       70      95

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