DEETHYL
                                                         ATRA-      ATRA-     DIURON,        BRO-
                                                         ZINE,      ZINE,      WATER,       MACIL,       MALA-
                                                        WATER,     WATER,      FLTRD,       WATER,      THION,
                                                         DISS,      DISS,     GF 0.7U       DISS,        DIS-
    WELL NUMBER       STATION   NUMBER       DATE         REC        REC        REC          REC        SOLVED
                                                        (UG/L)     (UG/L)      (UG/L)       (UG/L)      (UG/L)
                                                        (04040)    (39632)    (49300)      (04029)      (39532)

         1            261615081245901      05-05-98     <.0020      <.001      <.0200       <.0350       <.005
         2            261656081245901      05-07-98     <.0020      <.001      <.0200       <.0350       <.005
         3            261947081171401      05-04-98     <.0020      <.001      <.0200       <.0350       <.005
         4            262006081242601      05-06-98     <.0020      <.001      <.0200       E9.01        <.005
         5            262109081243001      05-06-98     <.0020      <.001      <.0200       E8.47        <.005
         6            262140081335201      05-07-98     <.0020      <.001      <.0200       E2.27        <.005
         7            262151081335401      05-07-98     <.0020      <.001      <.0200       E10.9         --
         8            262245081241801      05-05-98     <.0020      <.001      <.0200       E3.06        <.005
         9            262529081120701      05-04-98     <.0020      <.001      <.0200        .480        <.005
        10            262717081155601      06-26-98     <.0020      <.001      .0800         .410        <.005
        11            262808081294201      04-13-98     <.0020      <.001      E.0200       <.0350       <.005
        12            262854081241301      06-25-98     <.0020      <.001       .140        <.0350       <.005
        13            262916081285401      04-13-98     <.0020      <.001      .0400        E7.61         --
        14            263059081245901      04-30-98     <.0020      E.004       .220        E2.21        <.005
        15            263110081255601      06-25-98     <.0020      <.001      <.0200       E21.7        <.005
        16            263143081242401      04-30-98     <.0020      <.001      .0500         .730        <.005
        17            263447081290301      04-14-98     <.0020      <.001       .240         .880        <.005
        18            263658081291701      04-14-98     <.0020      .006       .0800         1.35        <.005
        19            264022081054101      04-28-98     <.0020      .006       <.0200       <.0350       <.005
        20            264024081074001      04-28-98     <.0020      <.001      E.0300       <.100        <.005
        21            264148081051001      04-27-98     E.0040      .006       .0900        E1.83        <.005
        22            264157081262601      04-15-98     <.0020      <.001      .0400         .880        <.005
        23            264333081275201      04-15-98     <.0020      E.003       .210        <.0350       <.005
        24            264401081312501      04-16-98     E.0022      E.002      <.0200       <.0350       <.005
        25            264401081313101      04-16-98     E.0021      E.001      <.0200       <.0350       <.005
        26            264401081313801      04-16-98     <.0020      <.001       .130        <.0350       <.005
        27            264417081035401      04-27-98     E.0081      .004        .250        E21.9        <.010
        28            264501081141901      04-29-98     <.0020      <.001      <.0200        .160        <.005
        29            264508081142901      04-29-98     <.0020      .005       .0800        <.0350       <.005
        30            264520081285501      06-24-98     <.0020      <.001      <.0200        .120        <.005
        31            264607081292901      06-24-98     <.0020      <.001      <.0200       <.0350       <.005