METHYL   PROPENE  METHYL          
                                         FREON-   TERT-     3-      ISO-           
                                          113     BUTYL   CHLORO-  BUTYL    ACETONE
                                         WATER    ETHER    WATER   KETONE    WATER 
                                        UNFLTRD  WAT UNF  UNFLTRD  WAT.WH.   WHOLE 
WELL NUMBER  STATION NUMBER     DATE      REC      REC    RECOVER   TOTAL    TOTAL 
                                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L) 
                                        (77652)  (78032)  (78109)  (78133)  (81552)
            
     1      260728080205002   11-14-96   <.050    <.100    <.100    <5.00    <5.00 
     2      260938080190101   02-10-97   <.100    <.200    <.200   <10.0     E2.00 
     3      261541080112701   12-12-96   <.200    <.400    <.400   <20.0    <20.0