USGS Visual Identity

Urban Land-use, Background Wells, Volatile Organic Compounds 2

                                                 CHLORO-                     TRI-  
                                                   DI-              VINYL   CHLORO-
                                        BROMO-    BROMO-            CHLO-   ETHYL- 
                                         FORM    METHANE  BENZENE   RIDE      ENE  
WELL NUMBER  STATION NUMBER     DATE     TOTAL    TOTAL    TOTAL    TOTAL    TOTAL 
                                         (UG/L)   (UG/L)  (UG/L)    (UG/L)   (UG/L)
                                        (32104)  (32105)  (34030)  (39175)  (39180)
            
     1      260728080205002   11-14-96   <.200    <.100    <.050    <.100    <.050 
     2      260938080190101   02-10-97   <.400    <.200    E.010    <.200    <.100 
     3      261541080112701   12-12-96   <.800    <.400    <.200    <.400    <.200 

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