P-ISO-       DI-
                                                                       PROPYL-     BROMO-       DI-
                                                                       TOLUENE    METHANE     CHLORO-
                                                            CHLORO-     WATER      WATER       BROMO-
                                                TOLUENE      FORM       WHOLE      WHOLE      METHANE
   WELL NUMBER     STATION   NUMBER    DATE      TOTAL       TOTAL       REC      RECOVER      TOTAL
                                                 (UG/L)     (UG/L)     (UG/L)      (UG/L)      (UG/L)
                                                 34010       32106      77356      30217       32101

        1          252505080302501    1/28/98    <.038       E.009      <.110      <.050       E.053
        2          252624080302901    1/28/98    <.038       E.012      <.110      <.050       <.048
        3          252716080290601    1/27/98    <.038       1.12       <.110      <.050       E.011
        4          252842080290501    1/27/98    <.038       0.378      <.110      <.050       E.011
        5          252940080261204    1/29/98    <.038       0.515      <.110      <.050       0.143
        6          252951080251201    1/29/98    <.038       0.714      <.110      E.049       0.337
        7          254131080234401    2/11/98    <.038       0.167      <.110      <.050       E.009
        8          254156080214601    2/10/98    <.152       <.208      <.440      <.200       <.192
        9          254201080281701    2/11/98    <.152       <.208      <.440      <.200       <.192
       10          254207080202201    2/10/98    <.038       0.116      <.110      <.050       E.014
       11          254938080170902    2/9/98     <.152       <.208      <.440      <.200       <.192
       12          254958080171601    2/12/98    <.152       <.208      <.440      <.200       <.192
       13          255052080245001    3/18/98    <.268       <.208      <.440      <.200       <.192
       14          260053080144701    2/12/98    E.022       <.208      <.440      <.200       <.192
       15          260223080143301    3/16/98    <.184       <.208      <.440      <.200       <.192
       16          260234080211701    1/26/98    <.038       <.052      <.110      <.050       <.048
       17          260322080162103    3/17/98    <.213       <.208      <.440      <.200       <.192
       18          260332080182101    3/17/98    <.203       <.208      <.440      <.200       <.192
       19          260539080155101    3/12/98    E.270       <.208      <.440      <.200       <.192
       20          260738080162701    3/9/98     <.152       <.208      <.440      <.200       <.192
       21          261028080154901    3/12/98    E.250       <.208      <.440      <.200       <.192
       22          261158080151301    3/11/98    E.190       <.208      <.440      <.200       <.192
       23          261404080100601    3/10/98    <.152       <.208      <.440      <.200       <.192
       24          261533080141101    3/11/98    <.152       <.208      <.440      <.200       <.192
       25          261830080073101    3/10/98    <.152       <.208      <.440      <.200       <.192
       26          262156080063601    1/22/98    <.038       <.052      <.110      <.050       <.048
       27          262649080053801    1/21/98    <.038       <.052      <.110      <.050       <.048
       28          262858080083901    1/22/98    E.005       <.052      <.110      <.050       <.048
       29          263638080040301    1/21/98    <.038       <.052      <.110      <.050       <.048
       30          263656080121901    1/20/98    <.038       <.052      <.110      <.050       <.048