1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                        BUENA VISTA COUNTY                                                                       
                                                                                                                               
                                                                                                                               
                                                                                                       Analy-             Data 
                                                                                              Medium    sis               base 
   Station  number                              Station  name               Date      Time     code    source  County    number
                                                                                                                               
                                                                                                                               
 
  425344095090401                              1977Sioux Rapids 2         07-02-97    1045      6        G      021      01    
                                               1977Sioux Rapids 2         06-23-98    1600      6        G      021      01    
                                               1977Sioux Rapids 2         06-07-99    1600      6        G      021      01    
                                               1977Sioux Rapids 2         06-07-00    1030      6        G      021      01    
                                               1977Sioux Rapids 2         07-23-01    1400      6        G      021      01    
 
                                               1977Sioux Rapids 2         08-22-02    0830      6        G      021      01    
  424708094570801                              1949Albert City 1          07-02-97    0830      6        G      021      01    
                                               1949Albert City 1          06-23-98    1430      6        G      021      01    
                                               1949Albert City 1          06-07-99    1400      6        G      021      01    
                                               1949Albert City 1          06-07-00    1200      6        G      021      01    
 
                                               1949Albert City 1          07-23-01    1200      6        G      021      01    
  424708094570901                              2002Albert City 3          07-30-02    1000      6        G      021      01    
  424330095111001                              1955Truesdale 1            09-03-02    1245      6        G      021      01    
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                    Pump                                       Specif.         
                                        Depth    Alti-            or flow  Turbid-             pH,      pH,    conduc-  Specif.
                      Agency   Agency     of      tude             period    ity,             water,   water,   tance,  conduc-
              Geo-     col-     ana-    well,      of      Flow    prior    water,    Dis-   unfltrd  unfltrd  wat unf   tance,
             logic   lecting  lyzing     feet     land   rate of  to sam-  unfltrd   solved   field,    lab,     lab,   wat unf
    Date      unit   sample,  sample,   below   surface   well,    pling,    lab,   oxygen,    std      std     uS/cm    uS/cm 
                       code     code     LSD      feet   gal/min  minutes    NTU      mg/L    units    units   25 degC  25 degC
                     (00027)  (00028)  (72008)  (72000)  (00058)  (72004)  (82079)  (00300)  (00400)  (00403)  (90095)  (00095)
 
  07-02-97 111ALVM    1028      9831    54.00    1252      286      >30       --      3.0      7.0      7.5     1200     1060  
  06-23-98 111ALVM    1028      9831    54.00    1252       --       --       --      2.6      7.3      7.4     1100     1030  
  06-07-99 111ALVM    1028      9831    54.00    1252      285       45       --      3.6      7.4      7.4     1100     1110  
  06-07-00 111ALVM    1028      9831    50.00    1252      290       30       --      2.6      7.2      7.4      910      994  
  07-23-01 111ALVM    1028      9831    54.00    1252      185       30       --      5.3      7.0      7.1      980     1140  
 
  08-22-02 111ALVM    1028      9831    54.00    1252      290       30     <1.0      4.5      7.1      7.6     1100     1020  
  07-02-97 112PLSC    1028      9831   190.00    1318      160       30       --       .5      7.3      7.5     1600     1390  
  06-23-98 112PLSC    1028      9831   190.00    1318      150       30       --      1.0      6.9      7.5     1500     1410  
  06-07-99 112PLSC    1028      9831   190.00    1318       80       30       --       .2      7.3      7.5     1400     1310  
  06-07-00 112PLSC    1028      9831   190.00    1318      150       30       --       .5      7.3      7.5     1200     1390  
 
  07-23-01 112PLSC    1028      9831   190.00    1318      170       30       --       .9      7.2      7.2     1300     1400  
  07-30-02 112PLSC    1028      9831   183.00    1315.      --       30     64         .3      7.3      7.8     1400     1470  
  09-03-02 217DKOT    1028     80020   442.00    1375       22       40     60         .2      7.3      7.3     1400     1420  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                             ANC,                                       Residue
                               Hard-                                       wat unf                                         on  
                               ness,            Magnes-   Potas-            fixed    Chlor-   Fluor-                     evap. 
            Temper-  Temper-   water,  Calcium    ium,    sium,   Sodium,  end pt,    ide,     ide,   Silica,  Sulfate     at  
             ature,   ature,  unfltrd   water,   water,   water,   water,    lab,    water,   water,   water,   water,  180degC
    Date      air,    water,  mg/L as   fltrd,   fltrd,   fltrd,   fltrd,  mg/L as   fltrd,   fltrd,   fltrd,   fltrd,  wat flt
             deg C    deg C    CaCO3     mg/L     mg/L     mg/L     mg/L    CaCO3     mg/L     mg/L     mg/L     mg/L     mg/L 
            (00020)  (00010)  (00900)  (00915)  (00925)  (00935)  (00930)  (90410)  (00940)  (00950)  (00955)  (00945)  (70300)
 
  07-02-97   15.5      9.0      520      140     40.0     3.10     14.0      330     120       .20     25.0      30.0     570  
  06-23-98   27.0      9.5      500      130     36.0     2.60     18.0      320      98.0     .25     26.0      53.0     580  
  06-07-99   25.2     10.0      520      150     41.0     3.10     24.0      320     110       .20     26.0      70.0     640  
  06-07-00   22.0     10.5      480      130     36.0     2.50     21.0      310      99.0     .23     26.0      32.0     530  
  07-23-01   29.5     10.5      480      130     37.0     3.20     30.0      270     160       .44     28.0      25.0     680  
 
  08-22-02   20.5     11.0      460      130     37.0     3.10     26.0      340      84.0     .20     28.0      51.0     590  
  07-02-97   17.0     10.0      660      180     55.0     7.50     63.0      390       1.0     .30     12.0     400       990  
  06-23-98   24.0     10.5      700      170     51.0     6.20     62.0      390       2.0     .30     32.0     460      1030  
  06-07-99   30.5     10.0      570      180     54.0     7.70     65.0      360      <1.0     .25     32.0     380      1010  
  06-07-00   24.5     10.0      660      170     54.0     7.60     66.0      390       1.3     .32     30.0     440       980  
 
  07-23-01   29.5     10.5      700      170     53.0     7.60     65.0      390       1.1     .62     32.0     400      1000  
  07-30-02   27.5     10.5      700      180     54.0     7.40     63.0      400       1.2     .28     30.0     440      1100  
  09-03-02   27.5     11.5      730      190     60.0     5.50     36.0      400      <1.0     .29     30.0     400      1000  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

            Ammonia           Nitrite            Ortho-                                                                        
               +                 +     Organic   phos-                                                                         
             org-N,  Ammonia  nitrate   nitro-   phate,   Phos-   Organic   Alum-    Anti-                     Beryll-         
             water,   water,   water     gen,    water,   phate,  carbon,   inum,    mony,   Arsenic  Barium,    ium,    Boron,
             fltrd,   fltrd,   fltrd,   water,   fltrd,   water,   water,   water,   water,   water,   water,   water,   water,
    Date      mg/L     mg/L     mg/L    fltrd,    mg/L   unfltrd  unfltrd   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,
              as N     as N     as N     mg/L     as P     mg/L     mg/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (00623)  (00608)  (00631)  (00607)  (00671)  (00650)  (00680)  (01106)  (01095)  (01000)  (01005)  (01010)  (01020)
 
  07-02-97     .20    <.100    3.00      .20     <.100      --     <1.0       --       --       --       --       --       --  
  06-23-98     .20    <.100    3.70      .20     <.100      --      1.4       --       --       --       --       --       --  
  06-07-99     .20    <.100    9.20     <.10     <.100      --     <1.0       --       --       --       --       --       --  
  06-07-00     .30     .200    2.60      .10     <.100      --     <1.0       --       --       --       --       --       --  
  07-23-01    <.10    <.100    3.50     <.10     <.020      --     <1.0       --      <5      <1.0       --      <2        --  
 
  08-22-02     --     <.050    5.40     <.05     <.050    <.050      .7     <100      <5      <1.0     100       <2       120  
  07-02-97    1.9     1.80     <.100     .10     <.100      --      2.7       --       --       --       --       --       --  
  06-23-98    1.9     1.90     <.100    <.10     <.100      --      3.8       --       --       --       --       --       --  
  06-07-99    1.8     1.80     1.10     <.10     <.100      --      3.1       --       --       --       --       --       --  
  06-07-00    1.9     1.90     <.100    <.10     <.100      --      2.4       --       --       --       --       --       --  
 
  07-23-01    1.9     1.70     <.100     .20       --       --      2.5       --      <5      21.0       --      <2        --  
  07-30-02     --     1.80     <.100     .30     <.050     .070     2.3     <100      <5      21.0     <50.0     <2       450  
  09-03-02     --     3.00     <.100    <.05     <.050    <.050     2.6     <100      <5       2.0     <50.0     <2       360  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                                                                               
                                                                                                                               
                      Chrom-                                      Mangan-                     Selen-           Stront-   Thall-
            Cadmium    ium,   Copper,  Cyanide   Iron,    Lead,     ese,   Mercury  Nickel,    ium,   Silver,    ium,     ium, 
             water,   water,   water,   water    water,   water,   water,   water,   water,   water,   water,   water,   water,
    Date     fltrd,   fltrd,   fltrd,  unfltrd   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,   fltrd,
              ug/L     ug/L     ug/L     mg/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (01025)  (01030)  (01040)  (00720)  (01046)  (01049)  (01056)  (71890)  (01065)  (01145)  (01075)  (01080)  (01057)
 
  07-02-97     --       --       --       --      <20       --      <20       --       --       --       --       --       --  
  06-23-98     --       --       --       --      <20       --       30       --       --       --       --       --       --  
  06-07-99     --       --       --       --      <20       --       20       --       --       --       --       --       --  
  06-07-00     --       --       --       --      <20       --       30       --       --       --       --       --       --  
  07-23-01    <1       <10      <10      <.01     <20      <1        20       --      <50      <10      <10       --     <1.0  
 
  08-22-02    <1       <10      <10      <.01     <20      <1        30      <.05     <50      <10      <10       --     <1.0  
  07-02-97     --       --       --       --     4400       --      130       --       --       --       --       --       --  
  06-23-98     --       --       --       --     4200       --      120       --       --       --       --       --       --  
  06-07-99     --       --       --       --     4400       --      130       --       --       --       --       --       --  
  06-07-00     --       --       --       --     4400       --      130       --       --       --       --       --       --  
 
  07-23-01    <1       <10      <10      <.01    4300      <1       120       --      <50      <10      <10       --     <1.0  
  07-30-02    <1       <10      <10      <.01    4700      <1       140      <.05     <50      <10      <10      840     <1.0  
  09-03-02    <1       <10      <10      <.01    5200      <1       190      <.05     <50      <10      <10      990     <1.0  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                              1,1,2,2   1,2,4-                                                                                 
                      Zinc,   -Tetra-    Tri-   1,2-Di-  1,3-Di-  1,3-Di-  1,4-Di-                                             
                      water,  chloro-  chloro-  chloro-  chloro-  chloro-  chloro-                                             
             Zinc,   unfltrd  ethane,  benzene  benzene  benzene  propene  benzene  2,4,5-T   2,4-D    2,4-DB   CIAT,    CIAT, 
             water,  recover   water,   water    water,   water,   water    water,   water    water    water    water,   water,
    Date     fltrd,   -able,   fltrd,   fltrd,   fltrd,   fltrd,  unfltrd   fltrd,  unfltrd  unfltrd  unfltrd   fltrd,  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (01090)  (01092)  (34517)  (34552)  (34537)  (34567)  (34561)  (34572)  (39740)  (39730)  (30219)  (04040)  (75981)
 
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  07-23-01     --      <20      <.50     <.50     <.50     <.50      --      <.5       --       --       --       --       .1  
 
  08-22-02    <20       --       --       --       --       --      <.5       --      <.20     <.40     <.40      --       .1  
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --      <.1  
 
  07-23-01     --      <20      <.50     <.50     <.50     <.50      --      <.5       --       --       --       --      <.1  
  07-30-02     20       --       --       --       --       --      <.5       --      <.20     <.40     <.40      .05     <.1  
  09-03-02     --      <40      <.50     <.50     <.50      --      <.5      <.5       --       --       --       .03     <.1  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                 Aceto-   Aceto-                               Ala-     Ala-                   
                                                 chlor    chlor    Aceto-             Aci-    chlor    chlor     Ala-          
                      OIAT,             OEAT,     ESA,     OA,     chlor    Aceto-   fluor-    ESA,     OA,     chlor     Ala- 
             CEAT,    water,            water,   water,   water,    SAA,    chlor,    fen,    water,   water,    SAA,    chlor,
             water,   fltrd    OEAT,    fltrd    fltrd    fltrd    water,   water,   water    fltrd    fltrd    water,   water,
    Date    unfltrd  0.7u GF   soil,   0.7u GF  0.7u GF  0.7u GF   fltrd,  unfltrd  unfltrd  0.7u GF  0.7u GF   fltrd,  unfltrd
              ug/L     ug/L    ug/kg     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (75980)  (62676)  (62679)  (62678)  (61029)  (61030)  (62847)  (49259)  (79193)  (50009)  (61031)  (62848)  (77825)
 
  07-02-97    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-23-98    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-07-99    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-07-00    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  07-23-01    <.1       --       --       --       --       --       --     <.050      --       --       --       --      <.1  
 
  08-22-02     .2       --       --       --      <.1      <.1       --     <.050     <.20      .2       .1       --      <.1  
  07-02-97    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-23-98    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-07-99    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
  06-07-00    <.1       --       --       --       --       --       --     <.100      --       --       --       --      <.1  
 
  07-23-01    <.1       --       --       --       --       --       --     <.050      --       --       --       --      <.1  
  07-30-02    <.1       --       --       --       .1       .1       --     <.050     <.20      .1       .1       --      <.1  
  09-03-02    <.1       .03      .03      .03      .1       .1       .05    <.050      --       .1       .1       .05     <.1  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                                                                               
                      alpha-                                       beta-                                                       
                      Endo-             Atra-    Atra-     Ben-    Endo-    Broma-   Bromo-   Buta-    Butyl-    Car-    Carbo-
            Aldrin,  sulfan,  Ametryn   zine,    zine,    tazon,  sulfan,    cil,   methane   chlor,    ate,    baryl,   furan,
             water,   water,   water    water,   water,   water,   water,   water,   water    water,   water,   water,   water,
    Date    unfltrd  unfltrd  unfltrd   fltrd,  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (39330)  (34361)  (82184)  (39632)  (39630)  (38710)  (82624)  (30234)  (30202)  (30235)  (30236)  (39750)  (82615)
 
  07-02-97     --       --       --       --       .1       --       --       --       --       --      <.1       --       --  
  06-23-98     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  06-07-99     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  06-07-00     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  07-23-01     --       --      <.1       --       .1       --       --      <.1      <.50     <.1      <.1      <.05      --  
 
  08-22-02   <.050     <.1      <.1       --       .2      <.50     <.1      <.1      <.50     <.1       --      <.05     <.05 
  07-02-97     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  06-23-98     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  06-07-99     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
  06-07-00     --       --       --       --      <.1       --       --       --       --       --      <.1       --       --  
 
  07-23-01     --       --      <.1       --      <.1       --       --      <.5      <.50     <.1      <.1      <.05      --  
  07-30-02   <.050     <.1      <.1       .05     <.1      <.50     <.1      <.1      <.50     <.1      <.1      <.05     <.05 
  09-03-02     --       --      <.1       .03     <.1       --       --      <.1      <.50     <.1      <.1      <.05      --  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                     Chloro-  Chloro-                                       Cyana-                      De-      De-      De-  
                     diamino    di-                                Cyana-    zine                      ethyl    ethyl    ethyl 
             Chlor-  -s-tri-   amino-  Chloro-   Chlor-   Cloma-    zine    amide,   Cyana-   Cyana-   cyana-   cyana-   cyana-
             amben,   azine,   s-tri-  methane  pyrifos   zone,    acid,    water,   zine,    zine,     zine     zine    zine, 
             water,  wat flt   azine,   water    water    water,   water,   fltrd    water,   water,   acid,    amide,   water,
    Date    unfltrd  0.7u GF  wat flt  unfltrd  unfltrd   fltrd,  wat flt  0.7u GF   fltrd,  unfltrd  wat flt  wat flt   fltrd,
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (82051)  (62674)  (04039)  (30201)  (38932)  (50344)  (61745)  (50010)  (04041)  (81757)  (61750)  (61751)  (61749)
 
  07-02-97     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  07-23-01     --       --       --      <.50      --     <.050      --       --       --      <.1       --       --       --  
 
  08-22-02    <.20      --       --      <.50     <.05    <.050      --     <.050      --      <.1       --       --       --  
  07-02-97     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --      <.1       --       --       --  
 
  07-23-01     --       --       --      <.50      --     <.050      --       --       --      <.1       --       --       --  
  07-30-02    <.20      --       --      <.50     <.05    <.050      --      .050      .05     <.1       --       --       --  
  09-03-02     --       .03      .03     <.50      --     <.050      .03     .025      .03     <.1       .03      .03      .20 
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

              De-                                                                                                              
             methyl                      Di-      Di-             Dimeth-  Dimeth-                                             
             fluo-    Diazi-            chlor-   chlor-   Diel-    enamid   enamid  Dimeth-  Dimeth-            Disul-  Diuron,
            meturon    non,   Dicamba   prop,     vos,    drin,     ESA,     OA,     enamid   oate,   Dinoseb   foton,   water,
             water,   water,   water    water,   water,   water,   water,   water,   water,   water,   water    water,   fltrd 
    Date     fltrd,  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd   fltrd,   fltrd,   fltrd,  unfltrd  unfltrd  unfltrd  0.7u GF
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (50379)  (39570)  (82052)  (30190)  (30218)  (39380)  (61951)  (62482)  (61588)  (39009)  (30191)  (82617)  (49300)
 
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --       --  
  07-23-01     --       --       --       --       --       --       --       --      <.05      --       --       --       --  
 
  08-22-02     --      <.05     <.20     <.20     <.05    <.050     <.05     <.05     <.05     <.05     <.20     <.1       --  
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --       --  
 
  07-23-01     --       --       --       --       --       --       --       --      <.05      --       --       --       --  
  07-30-02     --      <.05     <.20     <.20     <.05    <.050      .05      .05     <.05     <.05     <.20     <.1       --  
  09-03-02    .200      --       --       --       --       --       .05      .05     <.05      --       --       --       .20 
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                                                                               
             Endo-    Endrin                                      Flufen-   Flufe-            Fluo-             Hepta-         
             sulfan   alde-    Endrin                     Etho-     acet    nacet    Flufe-  meturon            chlor    Hepta-
            sulfate   hyde,   ketone,  Endrin,   EPTC,    prop,     ESA,     OA,     nacet,   water   Fonofos  epoxide   chlor,
             water    water,   water,   water,   water,   water,   water,   water,   water,   fltrd    water,   water    water,
    Date    unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd   fltrd,   fltrd,   fltrd,  0.7u GF   fltrd,  unfltrd  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (82623)  (82622)  (78008)  (39390)  (81894)  (81758)  (61952)  (62483)  (62481)  (38811)  (04095)  (39420)  (39410)
 
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --       --  
  07-23-01     --       --       --       --      <.05      --       --       --       --       --       --       --       --  
 
  08-22-02    <.1      <.1      <.05    <.050      --      <.05     <.05     <.05     <.05      --     <.050      --     <.050 
  07-02-97     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --       --       --       --       --       --  
 
  07-23-01     --       --       --       --      <.05      --       --       --       --       --       --       --       --  
  07-30-02    <.1      <.1      <.05    <.050     <.05     <.05      .05      .05      .05      --     <.050    <.050    <.050 
  09-03-02     --       --       --       --      <.05      --       .05      .05      --       .20      --       --       --  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

              Iso-                                       Metola-  Metola-                    3,4-Di-   p,p'-                   
            fenphos                              Methyl   chlor    chlor                     chloro-   Meth-             Pendi-
            surrog,           Linuron   Mala-    para-     ESA,     OA,    Metola-   Metri-  phenyl-    oxy-    Para-    meth- 
             water,  Lindane   water    thion,   thion,   water,   water,   chlor,   buzin,   methyl   chlor,   thion,   alin, 
            unfltrd   water,   fltrd    water,   water,   fltrd    fltrd    water,   water    urea,    water,   water,   water 
    Date    percent  unfltrd  0.7u GF  unfltrd  unfltrd  0.7u GF  0.7u GF  unfltrd  unfltrd  wat flt  unfltrd  unfltrd  unfltrd
            recovry    ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (99577)  (39340)  (38478)  (39530)  (39600)  (61043)  (61044)  (39356)  (81408)  (61747)  (39480)  (39540)  (79190)
 
  07-02-97     --       --       --       --       --       --       --     1.30     <.10       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --      .94     <.10       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --     1.40     <.10       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --     1.50     <.10       --       --       --       --  
  07-23-01     --       --       --       --       --       --       --     1.90     <.05       --       --       --      <.05 
 
  08-22-02    <.1     <.0500     --      <.05     <.05     1.1      1.2     1.40     <.05       --     <.050     <.05     <.05 
  07-02-97     --       --       --       --       --       --       --     <.10     <.10       --       --       --       --  
  06-23-98     --       --       --       --       --       --       --     <.10     <.10       --       --       --       --  
  06-07-99     --       --       --       --       --       --       --     <.10     <.10       --       --       --       --  
  06-07-00     --       --       --       --       --       --       --     <.10     <.10       --       --       --       --  
 
  07-23-01     --       --       --       --       --       --       --     <.05     <.05       --       --       --      <.05 
  07-30-02    <.1     <.0500     --      <.05     <.05      .1       .1     <.05     <.05       --     <.050     <.05     <.05 
  09-03-02     --       --       .20      --       --       .1       .1     <.05     <.05      .0250     --       --      <.05 
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                          Propa-   Propa-                                                      
             Penta-                                       chlor    chlor                                                       
            chloro-             Pic-    Prome-   Prome-    ESA,     OA,     Propa-   Propa-   Propa-            Sima-    Sima- 
            phenol,  Phorate   loram     ton,    tryn,    water,   water,   chlor,   zine,    zine,   Silvex,   zine,    zine, 
             water,   water    water    water,   water,   fltrd    fltrd    water,   water,   water,   water,   water,   water,
    Date    unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  0.7u GF  0.7u GF  unfltrd   fltrd,  unfltrd  unfltrd   fltrd,  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (39032)  (39023)  (39720)  (39056)  (39057)  (62766)  (62767)  (77729)  (38535)  (39024)  (39760)  (04035)  (39055)
 
  07-02-97     --       --       --       .4       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --       .1       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
  07-23-01     --       --       --       .1       --       --       --      <.05      --      <.1       --       --      <.1  
 
  08-22-02    <.2      <.05     <.40     <.1      <.1       --       --      <.05      --      <.1      <.20      --      <.1  
  07-02-97     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
  06-23-98     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
  06-07-99     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
  06-07-00     --       --       --      <.1       --       --       --       --       --       --       --       --       --  
 
  07-23-01     --       --       --      <.1       --       --       --      <.05      --      <.1       --       --      <.1  
  07-30-02    <.2      <.05     <.40     <.1       .1       --       --      <.05      .05     <.1      <.20      .05     <.1  
  09-03-02     --       --       --      <.1       --       .05      .05     <.05      .03     <.1       --       .03     <.1  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                                           1,1,1,2   1,1,1-  1,1,2,2   1,1,2-                  
                                         Tri-              Tri-            -Tetra-    Tri-   -Tetra-    Tri-   1,1-Di-  1,1-Di-
             Terbu-    Ter-    Toxa-   allate,    Tri-    flur-            chloro-  chloro-  chloro-  chloro-  chloro-  chloro-
              fos,   butryn,   phene,   water,  clopyr,   alin,   Xylenes  ethane,  ethane,  ethane,  ethane,  ethane,  ethene,
             water,   water,   water,   fltrd    water,   water,   water    water,   water,   water,   water,   water    water,
    Date    unfltrd  unfltrd  unfltrd  0.7u GF  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (82088)  (38887)  (39400)  (82678)  (04092)  (39030)  (81551)  (77562)  (34506)  (34516)  (34511)  (34496)  (34501)
 
  07-02-97     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-23-98     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-07-99     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-07-00     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  07-23-01     --       --       --     <.050      --      <.1       --       --      <.5       --      <.5      <.5       --  
 
  08-22-02    <.05      .05     <.5     <.050     <.20      --      <.5      <.5      <.5      <.5      <.5      <.5      <.5  
  07-02-97     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-23-98     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-07-99     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
  06-07-00     --       --       --       --       --      <.1      <.5       --      <.5       --       --       --       --  
 
  07-23-01     --       --       --     <.050      --      <.1       --       --      <.5       --      <.5      <.5       --  
  07-30-02    <.05      .05      --     <.050     <.20     <.1      <.5      <.5      <.5      <.5      <.5      <.5      <.5  
  09-03-02     --       --       --     <.050      --      <.1      <.5      <.5      <.5       --      <.5      <.5      <.5  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                      1,2,3-   1,2,4-                                                                                          
            1,1-Di-    Tri-     Tri-   1,2-Di-  1,2-Di-  1,2-Di-  1,3-Di-  1,3-Di-  1,4-Di-  2,2-Di-     2-       4-           
            chloro-  chloro-  chloro-  chloro-  chloro-  chloro-  chloro-  chloro-  chloro-  chloro-  Chloro-  Chloro-         
            propene  propane  benzene  benzene  ethane,  propane  benzene  propane  benzene  propane  toluene  toluene  Benzene
             water    water    water    water    water,   water    water    water    water    water    water    water    water 
    Date    unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (77168)  (77443)  (34551)  (34536)  (32103)  (34541)  (34566)  (77173)  (34571)  (77170)  (77275)  (77277)  (34030)
 
  07-02-97     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-23-98     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-07-99     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-07-00     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  07-23-01    <.5      <.5       --       --      <.5      <.5       --       --       --      <.5       --       --      <.5  
 
  08-22-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5  
  07-02-97     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-23-98     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-07-99     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
  06-07-00     --       --       --       --      <.5       --       --       --       --       --       --       --      <.5  
 
  07-23-01    <.5      <.5       --       --      <.5      <.5       --       --       --      <.5       --       --      <.5  
  07-30-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5  
  09-03-02    <.5      <.5       --      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                      Bromo-                      cis-     cis-     Di-                                                        
                       di-                      1,2-Di-  1,3-Di-   bromo-    Di-      Di-              meta-                   
             Bromo-  chloro-  Chloro-  Chloro-  chloro-  chloro-  chloro-   bromo-  chloro-   Ethyl-  + para-     o-           
            benzene  methane  benzene  ethane,  ethene,  propene  methane  methane  methane  benzene  Xylene,  Xylene,  Styrene
             water    water    water    water,   water,   water    water    water    water    water    water,   water,   water 
    Date    unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (81555)  (32101)  (34301)  (34311)  (77093)  (34704)  (32105)  (30217)  (34423)  (34371)  (85795)  (77135)  (77128)
 
  07-02-97     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  07-23-01    <.5       --      <.5      <.5      <.5      <.5       --      <.5       --      <.5      <.5      <.5      <.5  
 
  08-22-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <1       <.5       --       --      <.5  
  07-02-97     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-23-98     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-07-99     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
  06-07-00     --       --       --       --       --       --       --       --      <1       <.5       --       --       --  
 
  07-23-01    <.5       --      <.5      <.5      <.5      <.5       --      <.5       --      <.5      <.5      <.5      <.5  
  07-30-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <1       <.5       --       --      <.5  
  09-03-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <1       <.5       --       --      <.5  
1


                                    UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY              PROCESS DATE 12-08-03      
                                                   MULTIPLE STATION ANALYSES                                                         

                                                 trans-   trans-                                                               
             Methyl   Tetra-   Tetra-           1,2-Di-  1,3-Di-    Tri-     Tri-     Tri-    Vinyl                            
            t-butyl  chloro-  chloro-           chloro-  chloro-   bromo-  chloro-  chloro-   chlor-   p,p'-    p,p'-    p,p'- 
             ether,  ethene,  methane  Toluene  ethene,  propene  methane  ethene,  methane    ide,     DDD,     DDE,     DDT, 
             water,   water,   water    water    water,   water    water    water,   water    water,   suspnd   suspnd   suspnd
    Date    unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  unfltrd  sedimnt  sedimnt  sedimnt
              ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L     ug/L 
            (78032)  (34475)  (32102)  (34010)  (34546)  (34699)  (32104)  (39180)  (32106)  (39175)  (39362)  (39367)  (39372)
 
  07-02-97     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-23-98     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-07-99     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-07-00     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  07-23-01    <.5       --      <.5      <.5      <.5      <.5      <.5       --      <.5      <.5       --       --       --  
 
  08-22-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.05     <.05     <.05 
  07-02-97     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-23-98     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-07-99     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
  06-07-00     --      <.5      <.5      <.5       --       --       --       --       --       --       --       --       --  
 
  07-23-01    <.5       --      <.5      <.5      <.5      <.5      <.5       --      <.5      <.5       --       --       --  
  07-30-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.05     <.05     <.05 
  09-03-02    <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5      <.5       --       --       --  
1


             UNITED STATES DEPARTMENT OF INTERIOR - GEOLOGICAL SURVEY  PROCESS DATE 12-08-03                                         
                             MULTIPLE STATION ANALYSES                                                                               

             Gross    Gross                                                       
             alpha     beta                                                       
            radioac  radioac                    Tritium                           
             water,   water,  Ra-226,  Ra-228,  2-sigma  Tritium                  
             fltrd,   fltrd,   water,   water,   water    water    Sample   Sample
    Date     U-nat,  Cs-137,   fltrd,   fltrd,  unfltrd  unfltrd  purpose  source,
             pCi/L    pCi/L    pCi/L    pCi/L    pCi/L    pCi/L     code     code 
            (01515)  (03515)  (09503)  (81366)  (75985)  (07000)  (71999)  (72005)
 
  07-02-97     --       --       --       --       --       --       --     46.00 
  06-23-98     --       --       --       --       --       --       --     46.00 
  06-07-99     --       --       --       --       --       --       --     46.00 
  06-07-00     --       --       --       --       --       --       --     46.00 
  07-23-01   <2.0      6.8      <.7      <.5       --       --     10.00    46.00 
 
  08-22-02     --       --       --       --       --       --     10.00    46.00 
  07-02-97     --       --       --       --       --       --       --     46.00 
  06-23-98     --       --       --       --       --       --       --     46.00 
  06-07-99     --       --       --       --       --       --       --     46.00 
  06-07-00     --       --       --       --       --       --       --     46.00 
 
  07-23-01   <1.9      3.1      <.6      1         --       --     10.00    46.00 
  07-30-02     --       --       --       --       --       --     10.00    46.00 
  09-03-02    1.8     14.7      M        1         .58     -.1     10.00    46.00 
0Remark codes used in this report:                           
   < -- Less than                               
   > -- Greater than                            
   M -- Presence verified, not quantified       

