ANTI-     URANIUM
                                                  SILVER,    ZINC,     MONY,     NATURAL
                                                   DIS-       DIS-      DIS-      DIS-
                                                  SOLVED     SOLVED    SOLVED    SOLVED
   WELL NUMBER     STATION   NUMBER      DATE      (UG/L     (UG/L     (UG/L      (UG/L
                                                  AS AG)     AS ZN)    AS SB)     AS U)
                                                   01075     01090     01095      22703

        1           252505080302501    1/28/98     <1.0       4.5       <1.0       5.8
        2           252624080302901    1/28/98     <1.0       2.7       <1.0       11
        3           252716080290601    1/27/98     <1.0       4.9       <1.0       4.1
        4           252842080290501    1/27/98     <1.0        30       <1.0       1.4
        5           252940080261204    1/29/98     <1.0       116       <1.0      <1.0
        6           252951080251201    1/29/98     <1.0        11       <1.0       1.2
        7           254131080234401    2/11/98     <1.0        43       <1.0       2.3
        8           254156080214601    2/10/98     <1.0        14       <1.0      <1.0
        9           254201080281701    2/11/98     <1.0        17       <1.0      <1.0
       10           254207080202201    2/10/98     <1.0       1.9       <1.0       1.8
       11           254938080170902     2/9/98     <1.0        8        <1.0      <1.0
       12           254958080171601    2/12/98     <1.0       <1.0      <1.0      <1.0
       13           255052080245001    3/18/98      --        1.2       <1.0      <1.0
       14           260053080144701    2/12/98     <1.0       4.2       <1.0      <1.0
       15           260223080143301    3/16/98     <1.0        4        <1.0      <1.0
       16           260234080211701    1/26/98     <1.0       1.5       <1.0      <1.0
       17           260322080162103    3/17/98      --        2.5       <1.0      <1.0
       18           260332080182101    3/17/98     <1.0       2.5       <1.0       22
       19           260539080155101    3/12/98     <1.0       2.2       <1.0      <1.0
       20           260738080162701     3/9/98      --        3.2       <1.0      <1.0
       21           261028080154901    3/12/98      --         1        <1.0       1.7
       22           261158080151301    3/11/98      --        <1.0      <1.0      <1.0
       23           261404080100601    3/10/98     <1.0       2.4       <1.0      <1.0
       24           261533080141101    3/11/98     <1.0       <1.0      <1.0      <1.0
       25           261830080073101    3/10/98     <1.0       1.4       <1.0      <1.0
       26           262156080063601    1/22/98     <1.0       3.1       <1.0      <1.0
       27           262649080053801    1/21/98     <1.0       3.8       <1.0      <1.0
       28           262858080083901    1/22/98     <1.0       <1.0      <1.0      <1.0
       29           263638080040301    1/21/98     <1.0        3        <1.0      <1.0
       30           263656080121901    1/20/98      --        <1.0      <1.0      <1.0