WATER-QUALITY ASSESSMENT OF THE SOUTH PLATTE RIVER BASIN, COLORADO, NEBRASKA, AND WYOMING -- PHYSICAL, CHEMICAL, AND BIOLOGICAL DATA, FISCAL YEARS 1993-95

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                                            06713500        - CHERRY CREEK AT DENVER, CO.


                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993

                                                                                                      NITRO-   NITRO-   NITRO-
                                                                                                       GEN,     GEN,   GEN,AM-
                                                                                                     AMMONIA  NITRITE  MONIA +
                                LAT-           LONG-                                         HYDRO-    DIS-     DIS-   ORGANIC
                                 I-             I-      MEDIUM   SAMPLE                      LOGIC    SOLVED   SOLVED   DIS.
            DATE      TIME      TUDE           TUDE      CODE     TYPE     STATE   COUNTY    EVENT    (MG/L    (MG/L    (MG/L
                                                                                                      AS N)    AS N)    AS N)
                                                                                                     (00608)  (00613)  (00623)

           JUL
             15...    1131   39 44 58 N   105 00 08 W       R       7          08   031        9     0.03000  0.02000  0.40000
             15...    1132   39 44 58 N   105 00 08 W       R       7          08   031        9     0.04000  0.03000  0.40000
             15...    1133   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             15...    1134   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             15...    1135   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             15...    1138   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.01000 <0.01000 <0.20000
             15...    1139   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.01000 <0.01000 <0.20000
           AUG
             24...    1458   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.02000 <0.01000 <0.20000
           SEP
             02...    1131   39 44 58 N   105 00 08 W       R       7          08   031        9     0.44000  0.11000   1.2000
             02...    1132   39 44 58 N   105 00 08 W       R       7          08   031        9        --       --       --
             02...    1133   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             02...    1134   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             02...    1135   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             02...    1138   39 44 58 N   105 00 08 W       Q       2          08   031        9        --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                     NITRO-   NITRO-                     PHOS-
                    GEN,AM-    GEN,             PHOS-   PHORUS             MAGNE-            POTAS-   CHLO-             FLUO-
                    MONIA +  NO2+NO3   PHOS-   PHORUS    ORTHO,  CALCIUM    SIUM,  SODIUM,    SIUM,   RIDE,   SULFATE   RIDE,
                    ORGANIC    DIS-   PHORUS     DIS-    DIS-     DIS-      DIS-    DIS-      DIS-    DIS-     DIS-      DIS-
                     TOTAL    SOLVED   TOTAL    SOLVED  SOLVED    SOLVED   SOLVED  SOLVED    SOLVED   SOLVED   SOLVED   SOLVED
            DATE     (MG/L    (MG/L    (MG/L    (MG/L   (MG/L     (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L
                     AS N)    AS N)    AS P)    AS P)   AS P)     AS CA)   AS MG)   AS NA)   AS K)    AS CL)  AS SO4)   AS F)
                    (00625)  (00631)  (00665)  (00666)  (00671)  (00915)  (00925)  (00930)  (00935)  (00940)  (00945)  (00950)

           JUL
             15...   1.0000   1.7000  0.29000  0.21000  0.17000     --       --       --       --       --       --       --
             15...  0.60000   1.9000  0.28000  0.23000  0.20000   90.000   16.000   85.000   6.3000   71.000   190.00  0.80000
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15... <0.20000 <0.05000 <0.01000  0.01000 <0.01000  0.33000  0.02000  0.70000 <0.10000 <0.10000  0.20000 <0.10000
             15... <0.20000 <0.05000  0.01000  0.02000  0.01000     --       --       --       --       --       --       --
           AUG
             24... <0.20000 <0.05000 <0.01000 <0.01000  0.01000     --       --       --       --       --       --       --
           SEP
             02...   1.3000   3.5000  0.29000  0.26000  0.24000   89.000   14.000   80.000   7.3000   74.000   160.00  0.80000
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993





                    SILICA,            BERYL-            CHRO-                                        MANGA-   MOLYB-
                     DIS-    BARIUM,   LIUM,   CADMIUM   MIUM,   COBALT,  COPPER,   IRON,    LEAD,    NESE,    DENUM,  NICKEL,
                     SOLVED   DIS-     DIS-      DIS-    DIS-     DIS-     DIS-      DIS-     DIS-     DIS-     DIS-    DIS-
                     (MG/L   SOLVED    SOLVED   SOLVED   SOLVED  SOLVED    SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   SOLVED
            DATE      AS      (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    (UG/L
                     SIO2)    AS BA)   AS BE)   AS CD)   AS CR)   AS CO)   AS CU)   AS FE)   AS PB)   AS MN)   AS MO)   AS NI)
                    (00955)  (01005)  (01010)  (01025)  (01030)  (01035)  (01040)  (01046)  (01049)  (01056)  (01060)  (01065)

           JUL
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...   16.000     --       --       --       --       --       --     5.0000     --     10.000     --       --
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...     --       --       --       --       --       --       --       --       --       --       --       --
             15...   3.1000   3.0000  <1.0000  <1.0000  <1.0000  <1.0000  <1.0000   7.0000  <1.0000  <1.0000  <1.0000  <1.0000
             15...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             24...     --       --       --       --       --       --       --       --       --       --       --       --
           SEP
             02...   14.000   79.000  <1.0000  <1.0000  <1.0000  <1.0000   8.0000   25.000  <1.0000   42.000   31.000   3.0000
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --
             02...     --       --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                                                                                                              DEETHYL
                                       ANTI-    ALUM-    SELE-    PROP-    BUTYL-   BRO-     SI-      PRO-     ATRA-    CYANA-
                    SILVER,   ZINC,    MONY,    INUM,    NIUM,    CHLOR,   ATE,     MACIL,  MAZINE,   METON,   ZINE,    ZINE,
                      DIS-     DIS-     DIS-     DIS-     DIS-    WATER,   WATER,   WATER,   WATER,   WATER,   WATER,   WATER,
                     SOLVED   SOLVED   SOLVED   SOLVED   SOLVED   DISS,    DISS,    DISS,    DISS,    DISS,    DISS,    DISS,
            DATE     (UG/L    (UG/L    (UG/L    (UG/L    (UG/L    REC      REC      REC      REC      REC      REC      REC
                     AS AG)   AS ZN)   AS SB)   AS AL)   AS SE)  (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                    (01075)  (01090)  (01095)  (01106)  (01145)  (04024)  (04028)  (04029)  (04035)  (04037)  (04040)  (04041)

           JUL
             15...     --       --       --       --       --   <0.00700 <0.00200 <0.03500  0.04800  0.05800 <0.00200 <0.00400
             15...     --       --       --       --       --   <0.00700 <0.00200     --    0.05100  0.06200 <0.00200 <0.00400
             15...     --       --       --       --       --    0.14000  0.11000     --    0.14000  0.12000 E0.01600  0.10000
             15...     --       --       --       --       --    0.14000  0.11000     --    0.13000  0.13000 E0.01300  0.10000
             15...     --       --       --       --       --    0.15000  0.12000     --    0.14000  0.13000 E0.01300  0.11000
             15...  <1.0000  <1.0000  <1.0000   45.000     --   <0.00700 <0.00200 <0.03500 E0.00400 E0.00400 <0.00200 <0.00400
             15...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             24...     --       --       --       --       --       --       --       --       --       --       --       --
           SEP
             02...  <1.0000   23.000  <1.0000   74.000   3.0000     --       --   <0.03500     --       --       --       --
             02...     --       --       --       --       --       --       --   <0.03500     --       --       --       --
             02...     --       --       --       --       --       --       --   <0.03500     --       --       --       --
             02...     --       --       --       --       --       --       --   <0.03500     --       --       --       --
             02...     --       --       --       --       --       --       --   <0.03500     --       --       --       --
             02...     --       --       --       --       --       --       --   <0.03500     --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                                                                   PRO-    BENTA-            FLUO-
                                               DICAMBA   MCPA,    POXUR,    ZON,    2,4-DB  METURON
                    FONOFOS   ALPHA             WATER,   WATER,   WATER,   WATER,   WATER,   WATER,   CHLOR-             DI-
                     WATER     BHC     P,P'     FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,  PYRIFOS  LINDANE   ELDRIN
                     DISS      DIS-     DDE    GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U    DIS-    DIS-      DIS-
            DATE      REC    SOLVED   DISSOLV    REC      REC      REC      REC      REC      REC     SOLVED  SOLVED    SOLVED
                    (UG/L)   (UG/L)   (UG/L)    (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                    (04095)  (34253)  (34653)  (38442)  (38482)  (38538)  (38711)  (38746)  (38811)  (38933)  (39341)  (39381)

           JUL
             15... <0.00300 <0.00200 <0.00600 <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500  0.04200 <0.00400 <0.00100
             15... <0.00300 <0.00200 <0.00600     --       --       --       --       --       --    0.04000 <0.00400 <0.00100
             15...  0.09900  0.11000  0.07800     --       --       --       --       --       --    0.15000  0.09900  0.11000
             15...  0.10000  0.11000  0.07600     --       --       --       --       --       --    0.15000  0.09300  0.11000
             15...  0.09800  0.11000  0.07600     --       --       --       --       --       --    0.15000  0.11000  0.11000
             15... <0.00300 <0.00200 <0.00600 <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500 <0.00400 <0.00400 <0.00100
             15...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             24...     --       --       --       --       --       --       --       --       --       --       --       --
           SEP
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500     --       --       --
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500     --       --       --
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400  0.17000 <0.03500     --       --       --
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400  0.14000 <0.03500     --       --       --
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500     --       --       --
             02...     --       --       --   <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500     --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                                                                                                       TRI-     PRO-     PIC-
                                                         ATRA-                               ALA-    CLOPYR,   PHAM,    LORAM,
                     METO-    MALA-    PARA-     DI-     ZINE,                               CHLOR,   WATER,   WATER,   WATER,
                    LACHLOR   THION,   THION,  AZINON,   WATER,   2,4-D,  2,4,5-T  SILVEX,   WATER,   FLTRD,   FLTRD,   FLTRD,
                     WATER     DIS-     DIS-     DIS-    DISS,     DIS-     DIS-     DIS-    DISS,   GF 0.7U  GF 0.7U  GF 0.7U
            DATE    DISSOLV   SOLVED   SOLVED   SOLVED   REC      SOLVED   SOLVED   SOLVED   REC,      REC      REC      REC
                    (UG/L)    (UG/L)   (UG/L)   (UG/L)  (UG/L)    (UG/L)   (UG/L)   (UG/L)  (UG/L)    (UG/L)   (UG/L)   (UG/L)
                    (39415)  (39532)  (39542)  (39572)  (39632)  (39732)  (39742)  (39762)  (46342)  (49235)  (49236)  (49291)

           JUL
             15... <0.00200  0.01400 <0.00400  0.08900  0.01700 <0.03500 <0.03500 <0.02100 <0.00200 <0.05000 <0.03500 <0.05000
             15... <0.00200  0.01500 <0.00400  0.10000  0.01800     --       --       --   <0.00200     --       --       --
             15...  0.11000  0.12000  0.14000  0.19000  0.12000     --       --       --    0.12000     --       --       --
             15...  0.11000  0.13000  0.14000  0.20000  0.12000     --       --       --    0.12000     --       --       --
             15...  0.12000  0.12000  0.16000  0.21000  0.12000     --       --       --    0.12000     --       --       --
             15... <0.00200 <0.00500 <0.00400 <0.00200 0.006000 <0.03500 <0.03500 <0.02100 <0.00200 <0.05000 <0.03500 <0.05000
             15...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             24...     --       --       --       --       --       --       --       --       --       --       --       --
           SEP
             02...     --       --       --       --       --   <0.03500 <0.03500 <0.02100     --   <0.05000 <0.03500 <0.05000
             02...     --       --       --       --       --   <0.03500 <0.03500 <0.02100     --   <0.05000 <0.03500 <0.05000
             02...     --       --       --       --       --    0.07000  0.09000  0.16000     --   <0.05000  0.57000 <0.05000
             02...     --       --       --       --       --   <0.03500 <0.03500   1.0000     --   <0.05000 <0.03500 <0.05000
             02...     --       --       --       --       --   <0.03500 <0.03500  0.55000     --   <0.05000 <0.03500 <0.05000
             02...     --       --       --       --       --   <0.03500 <0.03500 <0.02100     --   <0.05000 <0.03500 <0.05000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                          ORY-   NORFLUR    NEB-     METH-    FEN-    ESFEN-                             DICHLOR  DICHLO-
                         ZALIN,   AZON,    URON,    OMYL,    URON,    VAL-             DIURON,  DINOSEB   PROP,    BENIL,
                         WATER,   WATER,   WATER,   WATER,   WATER,   ERATE,   DNOC     WATER,   WATER,   WATER,   WATER,
                         FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,  WAT,FLT  WAT,FLT   FLTRD,   FLTRD,   FLTRD,   FLTRD,
                        GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U
                DATE      REC      REC      REC      REC      REC      REC      REC      REC      REC      REC      REC
                         (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (49292)  (49293)  (49294)  (49296)  (49297)  (49298)  (49299)  (49300)  (49301)  (49302)  (49303)

            JUL
              15...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              15...        --       --       --       --       --       --       --       --       --       --       --
              15...        --       --       --       --       --       --       --       --       --       --       --
              15...        --       --       --       --       --       --       --       --       --       --       --
              15...        --       --       --       --       --       --       --       --       --       --       --
              15...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              15...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              24...        --       --       --       --       --       --       --       --       --       --       --
            SEP
              02...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              02...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              02...    <0.01900 <0.02400  0.18000 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              02...    <0.01900 <0.02400  0.08000 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000  0.58000 <0.03200 <0.02000
              02...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000  0.33000 <0.03200 <0.02000
              02...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                        CLOPYR-   CHLOR-  3HYDRXY    BRO-   ALDICA-   ACIFL-  SOLIDS,                    2,6-DI-    TRI-
                         ALID,    AMBEN,   CARBO-  MOXYNIL  RB SUL-  UORFEN   RESIDUE            METRI-   ETHYL    FLUR-
                         WATER,   WATER,   FURAN    WATER,  FOXIDE,   WATER,  AT 180             BUZIN   ANILINE   ALIN
                         FLTRD,   FLTRD,  WAT,FLT   FLTRD,  WAT,FLT   FLTRD,   DEG. C           SENCOR   WAT FLT  WAT FLT
                        GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U    DIS-   SAMPLE    WATER    0.7 U    0.7 U
                DATE      REC      REC      REC      REC      REC      REC     SOLVED  PURPOSE  DISSOLV  GF, REC  GF, REC
                         (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (MG/L)   CODE    (UG/L)   (UG/L)   (UG/L)
                        (49305)  (49307)  (49308)  (49311)  (49314)  (49315)  (70300)  (71999)  (82630)  (82660)  (82661)

            JUL
              15...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --     15.000 <0.00400 <0.00300 <0.00200
              15...        --       --       --       --       --       --     608.00   15.000 <0.00400 <0.00300 <0.00200
              15...        --       --       --       --       --       --       --     15.000  0.06000  0.09600  0.11000
              15...        --       --       --       --       --       --       --     15.000  0.05400  0.09500  0.12000
              15...        --       --       --       --       --       --       --     15.000  0.08400  0.09900  0.11000
              15...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500   1.0000     --   <0.00400 <0.00300 <0.00200
              15...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              24...        --       --       --       --       --       --       --       --       --       --       --
            SEP
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500   587.00   15.000     --       --       --
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --     15.000     --       --       --
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --     15.000     --       --       --
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --     15.000     --       --       --
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --     15.000     --       --       --
              02...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500     --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                         ETHAL-             TER-     LIN-   METHYL              PEB-    TEBU-     MOL-    ETHO-     BEN-
                         FLUR-   PHORATE   BACIL    URON     PARA-    EPTC     ULATE   THIURON   INATE    PROP     FLUR-
                         ALIN     WATER    WATER    WATER    THION    WATER    WATER    WATER    WATER    WATER    ALIN
                        WAT FLT   FLTRD    FLTRD    FLTRD   WAT FLT   FLTRD    FILTRD   FLTRD    FLTRD    FLTRD   WAT FLD
                         0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U
                DATE    GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC
                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (82663)  (82664)  (82665)  (82666)  (82667)  (82668)  (82669)  (82670)  (82671)  (82672)  (82673)

            JUL
              15...    <0.00400 <0.00200 <0.00700 <0.00200 <0.00600 <0.00200 <0.00400  0.01000 <0.00400 <0.00300 <0.00200
              15...    <0.00400 <0.00200 <0.00700 <0.00200 <0.00600 <0.00200 <0.00400  0.01000 <0.00400 <0.00300 <0.00200
              15...     0.13000  0.08700 E0.11000  0.03900  0.08800  0.09500  0.10000  0.11000  0.11000  0.10000  0.10000
              15...     0.15000  0.08700 E0.09300  0.03400  0.10000  0.09500  0.10000  0.12000  0.11000  0.11000  0.11000
              15...     0.13000  0.08700 E0.09800  0.05500  0.09400  0.09800  0.11000  0.11000  0.12000  0.11000  0.10000
              15...    <0.00400 <0.00200 <0.00700 <0.00200 <0.00600 <0.00200 <0.00400 <0.01000 <0.00400 <0.00300 <0.00200
              15...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              24...        --       --       --       --       --       --       --       --       --       --       --
            SEP
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                         CARBO-    TER-    PRON-    DISUL-   TRIAL-    PRO-     CAR-    THIO-             PENDI-  NAPROP-
                         FURAN    BUFOS    AMIDE    FOTON    LATE     PANIL    BARYL   BENCARB   DCPA     METH-    AMIDE
                         WATER    WATER    WATER    WATER    WATER    WATER    WATER    WATER    WATER    ALIN     WATER
                         FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD   WAT FLT   FLTRD
                         0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U
                DATE    GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC
                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (82674)  (82675)  (82676)  (82677)  (82678)  (82679)  (82680)  (82681)  (82682)  (82683)  (82684)

            JUL
              15...    <0.00300 <0.01300 <0.00300 <0.01700 <0.00100 0.009000 E0.51000 <0.00200 0.008000 <0.00400 <0.00300
              15...    <0.00300 <0.01300 <0.00300 <0.01700 <0.00100  0.01000 E0.50000 <0.00200 0.008000 0.009000 <0.00300
              15...    E0.15000  0.09000  0.10000  0.08800  0.11000  0.11000 E0.62000  0.12000  0.16000  0.07200  0.11000
              15...    E0.14000  0.09100  0.11000  0.09500  0.11000  0.11000 E0.63000  0.12000  0.16000  0.07700  0.11000
              15...    E0.15000  0.09300  0.11000  0.09600  0.11000  0.11000 E0.60000  0.12000  0.16000  0.07100  0.12000
              15...    <0.00300 <0.01300 <0.00300 <0.01700 <0.00100 <0.00400 <0.00300 <0.00200 0.003000 <0.00400 <0.00300
              15...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              24...        --       --       --       --       --       --       --       --       --       --       --
            SEP
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --
              02...        --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1993 TO DECEMBER 1993




                          PRO-   METHYL     PER-                               REF-
                        PARGITE   AZIN-   METHRIN  BLANK,   BLANK,            ERENCE
                         WATER    PHOS      CIS     TYPE    SOURCE   BLANK,     MA-
                         FLTRD   WAT FLT  WAT FLT    OF       OF      TYPE    TERIAL/   REP-
                         0.7 U    0.7 U    0.7 U    SOLU-    SOLU-     OF      SPIKE   LICATE    SPIKE    SPIKE    SPIKE
                DATE    GF, REC  GF, REC  GF, REC   TION     TION    SAMPLE   SOURCE    TYPE     TYPE    SOURCE   VOLUME
                        (UG/L)   (UG/L)   (UG/L)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)    (ML)
                        (82685)  (82686)  (82687)  (99100)  (99101)  (99102)  (99104)  (99105)  (99106)  (99107)  (99108)

            JUL
              15...    <0.01300 <0.00100 <0.00500     --       --       --       --     30.000     --       --       --
              15...    <0.01300 <0.00100 <0.00500     --       --       --       --     30.000     --       --       --
              15...     0.11000 E0.20000  0.08400     --       --       --     99998.   30.000   10.000   10.000  0.10000
              15...     0.11000 E0.20000  0.08600     --       --       --     99998.   30.000   10.000   10.000  0.10000
              15...     0.11000 E0.19000  0.08300     --       --       --     99998.   30.000   10.000   10.000  0.10000
              15...    <0.01300 <0.00100 <0.00500   40.000   10.000   100.00     --       --       --       --       --
              15...        --       --       --     10.000   80.000   100.00     --       --       --       --       --
            AUG
              24...        --       --       --     10.000   80.000   100.00     --       --       --       --       --
            SEP
              02...        --       --       --       --       --       --       --     30.000     --       --       --
              02...        --       --       --       --       --       --       --     30.000     --       --       --
              02...        --       --       --       --       --       --     38133.   30.000   10.000   10.000  0.10000
              02...        --       --       --       --       --       --     38133.   30.000   10.000   10.000  0.10000
              02...        --       --       --       --       --       --     38133.   30.000   10.000   10.000  0.10000
              02...        --       --       --     40.000   10.000   100.00     --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994

                                                                                                      NITRO-   NITRO-   NITRO-
                                                                                                       GEN,     GEN,   GEN,AM-
                                                                                                     AMMONIA  NITRITE  MONIA +
                                LAT-           LONG-                                         HYDRO-    DIS-     DIS-   ORGANIC
                                 I-             I-      MEDIUM   SAMPLE                      LOGIC    SOLVED   SOLVED   DIS.
            DATE      TIME      TUDE           TUDE      CODE     TYPE     STATE   COUNTY    EVENT    (MG/L    (MG/L    (MG/L
                                                                                                      AS N)    AS N)    AS N)
                                                                                                     (00608)  (00613)  (00623)

           JAN
             19...    1446   39 44 58 N   105 00 08 W       R       7          08   031        9     0.04000  0.03000  0.40000
           APR
             06...    1645   39 44 58 N   105 00 08 W       R       7          08   031        9     0.06000  0.05000  0.60000
             12...    1635   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.02000  0.01000 <0.20000
           AUG
             08...    0941   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.03000 <0.01000 <0.20000
             08...    1040   39 44 58 N   105 00 08 W       R       7          08   031        9     0.03000  0.02000  0.30000
           NOV
             17...    1035   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --
             17...    1040   39 44 58 N   105 00 08 W       R       1          08   031        9        --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                     NITRO-   NITRO-                     PHOS-            CARBON,
                    GEN,AM-    GEN,             PHOS-   PHORUS   CARBON,  ORGANIC            MAGNE-            POTAS-   CHLO-
                    MONIA +  NO2+NO3   PHOS-   PHORUS    ORTHO,  ORGANIC   SUS-    CALCIUM    SIUM,  SODIUM,    SIUM,   RIDE,
                    ORGANIC    DIS-   PHORUS     DIS-    DIS-     DIS-    PENDED    DIS-      DIS-    DIS-      DIS-    DIS-
                     TOTAL    SOLVED   TOTAL    SOLVED  SOLVED   SOLVED    TOTAL    SOLVED   SOLVED  SOLVED    SOLVED   SOLVED
            DATE     (MG/L    (MG/L    (MG/L    (MG/L   (MG/L     (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L
                     AS N)    AS N)    AS P)    AS P)   AS P)     AS C)    AS C)    AS CA)   AS MG)   AS NA)   AS K)    AS CL)
                    (00625)  (00631)  (00665)  (00666)  (00671)  (00681)  (00689)  (00915)  (00925)  (00930)  (00935)  (00940)

           JAN
             19...  0.50000   4.7000  0.41000  0.37000  0.35000     --       --       --       --       --       --       --
           APR
             06...  0.70000   2.2000  0.25000  0.20000  0.18000     --       --       --       --       --       --       --
             12... <0.20000 <0.05000  0.01000  0.02000 <0.01000     --       --       --       --       --       --       --
           AUG
             08... <0.20000 <0.05000 <0.01000 <0.01000 <0.01000 <0.10000 <0.10000  0.77000  0.05000   1.6000 <0.10000 <0.10000
             08...  0.50000   2.6000  0.25000  0.23000  0.20000   3.3000  0.40000   99.000   18.000   98.000   5.7000   95.000
           NOV
             17...     --       --       --       --       --       --       --       --       --       --       --       --
             17...     --       --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                                                                                                              DEETHYL
                              FLUO-   SILICA,            MANGA-   PROP-    BUTYL-   BRO-     SI-      PRO-     ATRA-    CYANA-
                    SULFATE   RIDE,    DIS-     IRON,    NESE,    CHLOR,   ATE,     MACIL,  MAZINE,   METON,   ZINE,    ZINE,
                     DIS-      DIS-    SOLVED    DIS-     DIS-    WATER,   WATER,   WATER,   WATER,   WATER,   WATER,   WATER,
                     SOLVED   SOLVED   (MG/L    SOLVED   SOLVED   DISS,    DISS,    DISS,    DISS,    DISS,    DISS,    DISS,
            DATE     (MG/L    (MG/L     AS      (UG/L    (UG/L    REC      REC      REC      REC      REC      REC      REC
                    AS SO4)   AS F)    SIO2)    AS FE)   AS MN)  (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                    (00945)  (00950)  (00955)  (01046)  (01056)  (04024)  (04028)  (04029)  (04035)  (04037)  (04040)  (04041)

           JAN
             19...     --       --       --       --       --       --       --       --       --       --       --       --
           APR
             06...     --       --       --       --       --       --       --       --       --       --       --       --
             12...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             08... <0.10000  0.10000   8.1000   70.000   2.0000 <0.00700 <0.00200 <0.03500 <0.00500 <0.01800 <0.00200 <0.00400
             08...   180.00   1.1000   15.000   8.0000   8.0000 <0.00700 <0.00200 <0.03500  0.03100  0.06200 <0.00200 <0.00400
           NOV
             17...     --       --       --       --       --    0.12000  0.12000     --    0.17000  0.20000 E0.05300  0.17000
             17...     --       --       --       --       --    0.13000  0.12000     --    0.16000  0.21000 E0.05400  0.16000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                                                                   PRO-    BENTA-            FLUO-
                                               DICAMBA   MCPA,    POXUR,    ZON,    2,4-DB  METURON
                    FONOFOS   ALPHA             WATER,   WATER,   WATER,   WATER,   WATER,   WATER,   CHLOR-             DI-
                     WATER     BHC     P,P'     FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,  PYRIFOS  LINDANE   ELDRIN
                     DISS      DIS-     DDE    GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U    DIS-    DIS-      DIS-
            DATE      REC    SOLVED   DISSOLV    REC      REC      REC      REC      REC      REC     SOLVED  SOLVED    SOLVED
                    (UG/L)   (UG/L)   (UG/L)    (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                    (04095)  (34253)  (34653)  (38442)  (38482)  (38538)  (38711)  (38746)  (38811)  (38933)  (39341)  (39381)

           JAN
             19...     --       --       --       --       --       --       --       --       --       --       --       --
           APR
             06...     --       --       --       --       --       --       --       --       --       --       --       --
             12...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             08... <0.00300 <0.00200 <0.00600 <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500 <0.00400 <0.00400 <0.00100
             08... <0.00300 <0.00200 <0.00600 <0.03500 <0.05000 <0.03500 <0.01400 <0.03500 <0.03500 <0.00400 <0.00400 <0.00100
           NOV
             17...  0.14000  0.13000  0.07100     --       --       --       --       --       --    0.13000  0.16000  0.10000
             17...  0.14000  0.12000  0.06900     --       --       --       --       --       --    0.11000  0.15000  0.96000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                                                                                                       TRI-     PRO-     PIC-
                                                         ATRA-                               ALA-    CLOPYR,   PHAM,    LORAM,
                     METO-    MALA-    PARA-     DI-     ZINE,                               CHLOR,   WATER,   WATER,   WATER,
                    LACHLOR   THION,   THION,  AZINON,   WATER,   2,4-D,  2,4,5-T  SILVEX,   WATER,   FLTRD,   FLTRD,   FLTRD,
                     WATER     DIS-     DIS-     DIS-    DISS,     DIS-     DIS-     DIS-    DISS,   GF 0.7U  GF 0.7U  GF 0.7U
            DATE    DISSOLV   SOLVED   SOLVED   SOLVED   REC      SOLVED   SOLVED   SOLVED   REC,      REC      REC      REC
                    (UG/L)    (UG/L)   (UG/L)   (UG/L)  (UG/L)    (UG/L)   (UG/L)   (UG/L)  (UG/L)    (UG/L)   (UG/L)   (UG/L)
                    (39415)  (39532)  (39542)  (39572)  (39632)  (39732)  (39742)  (39762)  (46342)  (49235)  (49236)  (49291)

           JAN
             19...     --       --       --       --       --       --       --       --       --       --       --       --
           APR
             06...     --       --       --       --       --       --       --       --       --       --       --       --
             12...     --       --       --       --       --       --       --       --       --       --       --       --
           AUG
             08... <0.00200 <0.00500 <0.00400 <0.00200 <0.00100 <0.03500 <0.03500 <0.02100 <0.00200 <0.05000 <0.03500 <0.05000
             08... <0.00200 <0.00500 <0.00400  0.12000  0.01400 <0.03500 <0.03500 <0.02100 <0.00200 <0.05000 <0.03500 <0.05000
           NOV
             17...  0.15000  0.14000  0.33000  0.12000  0.14000     --       --       --    0.15000     --       --       --
             17...  0.15000  0.14000  0.27000  0.12000  0.15000     --       --       --    0.15000     --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                          ORY-   NORFLUR    NEB-     METH-    FEN-    ESFEN-                             DICHLOR  DICHLO-
                         ZALIN,   AZON,    URON,    OMYL,    URON,    VAL-             DIURON,  DINOSEB   PROP,    BENIL,
                         WATER,   WATER,   WATER,   WATER,   WATER,   ERATE,   DNOC     WATER,   WATER,   WATER,   WATER,
                         FLTRD,   FLTRD,   FLTRD,   FLTRD,   FLTRD,  WAT,FLT  WAT,FLT   FLTRD,   FLTRD,   FLTRD,   FLTRD,
                        GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U
                DATE      REC      REC      REC      REC      REC      REC      REC      REC      REC      REC      REC
                         (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (49292)  (49293)  (49294)  (49296)  (49297)  (49298)  (49299)  (49300)  (49301)  (49302)  (49303)

            JAN
              19...        --       --       --       --       --       --       --       --       --       --       --
            APR
              06...        --       --       --       --       --       --       --       --       --       --       --
              12...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              08...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
              08...    <0.01900 <0.02400 <0.01500 <0.01700 <0.01300 <0.01900 <0.03500 <0.02000 <0.03500 <0.03200 <0.02000
            NOV
              17...        --       --       --       --       --       --       --       --       --       --       --
              17...        --       --       --       --       --       --       --       --       --       --       --



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                        CLOPYR-   CHLOR-  3HYDRXY    BRO-   ALDICA-   ACIFL-  SOLIDS,                    2,6-DI-    TRI-
                         ALID,    AMBEN,   CARBO-  MOXYNIL  RB SUL-  UORFEN   RESIDUE            METRI-   ETHYL    FLUR-
                         WATER,   WATER,   FURAN    WATER,  FOXIDE,   WATER,  AT 180             BUZIN   ANILINE   ALIN
                         FLTRD,   FLTRD,  WAT,FLT   FLTRD,  WAT,FLT   FLTRD,   DEG. C           SENCOR   WAT FLT  WAT FLT
                        GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U  GF 0.7U    DIS-   SAMPLE    WATER    0.7 U    0.7 U
                DATE      REC      REC      REC      REC      REC      REC     SOLVED  PURPOSE  DISSOLV  GF, REC  GF, REC
                         (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (MG/L)   CODE    (UG/L)   (UG/L)   (UG/L)
                        (49305)  (49307)  (49308)  (49311)  (49314)  (49315)  (70300)  (71999)  (82630)  (82660)  (82661)

            JAN
              19...        --       --       --       --       --       --       --     15.000     --       --       --
            APR
              06...        --       --       --       --       --       --       --     15.000     --       --       --
              12...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              08...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500   15.000     --   <0.00400 <0.00300 <0.00200
              08...    <0.05000 <0.01100 <0.01400 <0.03500 <0.02100 <0.03500   644.00   15.000 <0.00400 <0.00300 <0.00200
            NOV
              17...        --       --       --       --       --       --       --     15.000  0.12000  0.09800  0.13000
              17...        --       --       --       --       --       --       --     15.000  0.11000  0.09900  0.13000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                         ETHAL-             TER-     LIN-   METHYL              PEB-    TEBU-     MOL-    ETHO-     BEN-
                         FLUR-   PHORATE   BACIL    URON     PARA-    EPTC     ULATE   THIURON   INATE    PROP     FLUR-
                         ALIN     WATER    WATER    WATER    THION    WATER    WATER    WATER    WATER    WATER    ALIN
                        WAT FLT   FLTRD    FLTRD    FLTRD   WAT FLT   FLTRD    FILTRD   FLTRD    FLTRD    FLTRD   WAT FLD
                         0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U
                DATE    GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC
                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (82663)  (82664)  (82665)  (82666)  (82667)  (82668)  (82669)  (82670)  (82671)  (82672)  (82673)

            JAN
              19...        --       --       --       --       --       --       --       --       --       --       --
            APR
              06...        --       --       --       --       --       --       --       --       --       --       --
              12...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              08...    <0.00400 <0.00200 <0.00700 <0.00200 <0.00600 <0.00200 <0.00400 <0.01000 <0.00400 <0.00300 <0.00200
              08...    <0.00400 <0.00200 <0.00700 <0.00200 <0.00600 <0.00200 <0.00400 <0.01000 <0.00400 <0.00300 <0.00200
            NOV
              17...     0.16000  0.03900 E0.11000  0.17000  0.38000  0.11000  0.11000  0.15000  0.12000  0.13000  0.13000
              17...     0.17000  0.04800 E0.14000  0.18000  0.27000  0.11000  0.11000  0.15000  0.12000  0.14000  0.13000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                         CARBO-    TER-    PRON-    DISUL-   TRIAL-    PRO-     CAR-    THIO-             PENDI-  NAPROP-
                         FURAN    BUFOS    AMIDE    FOTON    LATE     PANIL    BARYL   BENCARB   DCPA     METH-    AMIDE
                         WATER    WATER    WATER    WATER    WATER    WATER    WATER    WATER    WATER    ALIN     WATER
                         FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD    FLTRD   WAT FLT   FLTRD
                         0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U    0.7 U
                DATE    GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC  GF, REC
                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)
                        (82674)  (82675)  (82676)  (82677)  (82678)  (82679)  (82680)  (82681)  (82682)  (82683)  (82684)

            JAN
              19...        --       --       --       --       --       --       --       --       --       --       --
            APR
              06...        --       --       --       --       --       --       --       --       --       --       --
              12...        --       --       --       --       --       --       --       --       --       --       --
            AUG
              08...    <0.00300 <0.01300 <0.00300 <0.01700 <0.00100 <0.00400 <0.00300 <0.00200 <0.00200 <0.00400 <0.00300
              08...    <0.00300 <0.01300 <0.00300 <0.01700 <0.00100 <0.00400 E0.94000 <0.00200 <0.00200 <0.00400 <0.00300
            NOV
              17...    E0.14000  0.08300  0.13000  0.02200  0.11000  0.17000 E0.22000  0.15000  0.13000  0.23000  0.11000
              17...    E0.14000  0.08200  0.12000  0.02700  0.11000  0.17000 E0.21000  0.15000  0.13000  0.23000  0.11000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1994 TO DECEMBER 1994




                          PRO-   METHYL     PER-                               REF-
                        PARGITE   AZIN-   METHRIN  BLANK,   BLANK,            ERENCE
                         WATER    PHOS      CIS     TYPE    SOURCE   BLANK,     MA-
                         FLTRD   WAT FLT  WAT FLT    OF       OF      TYPE    TERIAL/   REP-
                         0.7 U    0.7 U    0.7 U    SOLU-    SOLU-     OF      SPIKE   LICATE    SPIKE    SPIKE    SPIKE
                DATE    GF, REC  GF, REC  GF, REC   TION     TION    SAMPLE   SOURCE    TYPE     TYPE    SOURCE   VOLUME
                        (UG/L)   (UG/L)   (UG/L)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)   (CODE)    (ML)
                        (82685)  (82686)  (82687)  (99100)  (99101)  (99102)  (99104)  (99105)  (99106)  (99107)  (99108)

            JAN
              19...        --       --       --       --       --       --       --     30.000     --       --       --
            APR
              06...        --       --       --       --       --       --       --     30.000     --       --       --
              12...        --       --       --     10.000   80.000   100.00     --       --       --       --       --
            AUG
              08...    <0.01300 <0.00100 <0.00500   40.000   10.000   100.00     --       --       --       --       --
              08...    <0.01300 <0.00100 <0.00500     --       --       --       --     30.000     --       --       --
            NOV
              17...     0.05600 E0.16000  0.06400     --       --       --     43533.   30.000   10.000   10.000  0.10000
              17...     0.10000 E0.16000  0.02300     --       --       --     43533.   30.000   10.000   10.000  0.10000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1995 TO DECEMBER 1995

                                                                                                      NITRO-   NITRO-   NITRO-
                                                                                                       GEN,     GEN,   GEN,AM-
                                                                                                     AMMONIA  NITRITE  MONIA +
                                LAT-           LONG-                                         HYDRO-    DIS-     DIS-   ORGANIC
                                 I-             I-      MEDIUM   SAMPLE                      LOGIC    SOLVED   SOLVED   DIS.
            DATE      TIME      TUDE           TUDE      CODE     TYPE     STATE   COUNTY    EVENT    (MG/L    (MG/L    (MG/L
                                                                                                      AS N)    AS N)    AS N)
                                                                                                     (00608)  (00613)  (00623)

           JAN
             03...    1407   39 44 58 N   105 00 08 W       Q       2          08   031        9    <0.01500 <0.01000 <0.20000
           MAY
             15...    1410   39 44 58 N   105 00 08 W       Q       2          08   031        9     0.02000 <0.01000 <0.20000
             15...    1425   39 44 58 N   105 00 08 W       R       7          08   031        9     0.03000  0.01000  0.40000
           JUL
             07...    1450   39 44 58 N   105 00 08 W       R       7          08   031        9     0.04000  0.01000  0.30000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1995 TO DECEMBER 1995




                     NITRO-   NITRO-                     PHOS-            CARBON,
                    GEN,AM-    GEN,             PHOS-   PHORUS   CARBON,  ORGANIC            MAGNE-            POTAS-   CHLO-
                    MONIA +  NO2+NO3   PHOS-   PHORUS    ORTHO,  ORGANIC   SUS-    CALCIUM    SIUM,  SODIUM,    SIUM,   RIDE,
                    ORGANIC    DIS-   PHORUS     DIS-    DIS-     DIS-    PENDED    DIS-      DIS-    DIS-      DIS-    DIS-
                     TOTAL    SOLVED   TOTAL    SOLVED  SOLVED   SOLVED    TOTAL    SOLVED   SOLVED  SOLVED    SOLVED   SOLVED
            DATE     (MG/L    (MG/L    (MG/L    (MG/L   (MG/L     (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L    (MG/L
                     AS N)    AS N)    AS P)    AS P)   AS P)     AS C)    AS C)    AS CA)   AS MG)   AS NA)   AS K)    AS CL)
                    (00625)  (00631)  (00665)  (00666)  (00671)  (00681)  (00689)  (00915)  (00925)  (00930)  (00935)  (00940)

           JAN
             03... <0.20000  0.07000  0.01000 <0.01000 <0.01000 <0.10000  0.10000  0.07000 <0.01000 <0.20000 <0.10000 <0.10000
           MAY
             15... <0.20000 <0.05000  0.03000 <0.01000  0.01000  0.20000  0.10000  0.03000 <0.01000 <0.20000 <0.10000 <0.10000
             15...  0.60000   1.2000  0.18000  0.15000  0.15000   4.7000  0.60000   100.00   21.000   95.000   6.4000   85.000
           JUL
             07...  0.50000   1.7000  0.18000  0.13000  0.14000   4.4000  0.60000   69.000   13.000   63.000   4.3000   65.000



                                   WATER-QUALITY DATA, CALENDAR YEAR JANUARY 1995 TO DECEMBER 1995




                                                                     SOLIDS,
                                  FLUO-   SILICA,            MANGA-  RESIDUE           BLANK,   BLANK,
                        SULFATE   RIDE,    DIS-     IRON,    NESE,   AT 180             TYPE    SOURCE   BLANK,
                         DIS-      DIS-    SOLVED    DIS-     DIS-    DEG. C             OF       OF      TYPE     REP-
                         SOLVED   SOLVED   (MG/L    SOLVED   SOLVED    DIS-   SAMPLE    SOLU-    SOLU-     OF     LICATE
                DATE     (MG/L    (MG/L     AS      (UG/L    (UG/L    SOLVED  PURPOSE   TION     TION    SAMPLE    TYPE
                        AS SO4)   AS F)    SIO2)    AS FE)   AS MN)   (MG/L)   CODE    (CODE)   (CODE)   (CODE)   (CODE)
                        (00945)  (00950)  (00955)  (01046)  (01056)  (70300)  (71999)  (99100)  (99101)  (99102)  (99105)

            JAN
              03...    <0.10000 <0.10000 <0.01000   5.0000  <1.0000   2.0000     --     10.000   80.000   100.00     --
            MAY
              15...    <0.10000 <0.10000  0.01000  <3.0000  <1.0000  <1.0000     --     10.000   80.000   100.00     --
              15...      240.00  0.80000   14.000   4.0000   4.0000   726.00   15.000     --       --       --     30.000
            JUL
              07...      130.00  0.70000   15.000  <3.0000   3.0000   488.00   15.000     --       --       --     30.000