123-TRI  ETHANE,  1,2,3-    1,2-   
                                         METHYL   CHLORO-   1112-    TRI-    DIBROMO 
                                         IODIDE   PROPANE   TETRA-  CHLORO   ETHANE  
                                          WATER    WATER   CHLORO-  BENZENE   WATER  
                                         UNFLTRD   WHOLE   WAT UNF  WAT, WH   WHOLE  
WELL NUMBER   STATION   NUMBER   DATE    RECOVER   TOTAL     REC     REC      TOTAL  
                                         (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L)  
                                         (77424)  (77443)  (77562)  (77613)  (77651) 
             
     1       260056080144501   03-12-97   <.100    <.400    <.100    <.400    <.200  
     2       260111080171201   11-25-96   <.050    <.200    <.050    <.200    <.100  
     3       260113080173601   12-18-96   <.200    <.800    <.200    <.800    <.400  
     4       260113080173602   12-18-96   <.200    <.800    <.200    <.800    <.400  
     5       260202080230702   03-12-97   <.200    <.800    <.200    <.800    <.400  
     6       260243080181401   11-19-96   <.050    <.200    <.050    <.200    <.100  
     7       260305080184201   11-18-96   <.050    <.200    <.050    <.200    <.100  
     8       260654080153401   11-26-96   <.050    <.200    <.050    <.200    <.100  
     9       260708080223501   02-11-97   <.100    <.400    <.100    <.400    <.200  
    10       260709080222301   02-12-97   <.200    <.800    <.200    <.800    <.400  
    11       260710080212101   03-10-97   <.200    <.800    <.200    <.800    <.400  
    12       260712080151001   12-11-96   <.100    <.400    <.100    <.400    <.200  
    13       260739080162501   11-26-96   <.050    <.200    <.050    <.200    <.100  
    14       260742080145401   12-12-96   <.100    <.400    <.100    <.400    <.200  
    15       260755080191701   02-13-97   <.200    <.800    <.200    <.800    <.400  
    16       260822080163001   11-19-96   <.050    <.200    <.050    <.200    <.100  
    17       260825080144402   03-11-97   <.100    <.400    <.100    <.400    <.200  
    18       261019080154301   04-01-97   <.100    <.400    <.100    <.400    <.200  
    19       261032080154701   04-01-97   <.100    <.400    <.100    <.400    <.200  
    20       261153080151601   12-17-96   <.200    <.800    <.200    <.800    <.400  
    21       261157080152001   12-17-96   <.200    <.800    <.200    <.800    <.400  
    22       261246080161701   11-21-96   <.050    <.200    <.050    <.200    <.100  
    23       261304080170801   11-20-96   <.050    <.200    <.050    <.200    <.100  
    24       261416080141601   12-11-96   <.200    <.800    <.200    <.800    <.400  
    25       261416080154001   11-21-96   <.050    <.200    <.050    <.200    <.100  
    26       261525080165101   12-10-96   <.100    <.400    <.100    <.400    <.200  
    27       261538080141601   12-16-96   <.100    <.400    <.100    <.400    <.200  
    28       261554080164601   11-20-96   <.050    <.200    <.050    <.200    <.100  
    29       261554080164602   11-20-96   <.050    <.200    <.050    <.200    <.100  
    30       261558080153101   03-31-97   <.100    <.400    <.100    <.400    <.200  
    31       261653080144601   03-13-97   <.050    <.200    <.050    <.200    <.100  
    32       261714080130101   12-10-96   <.200    <.800    <.200    <.800    <.400