USGS Visual Identity

Urban Land-use, Background Wells, Volatile Organic Compounds 7

                                        BENZENE                    BENZENE  BENZENE
                                         O-DI-             TRANS-  1,2,4-   1,3-DI-
                                        CHLORO-  1,2-DI-  1,2-DI-    TRI-   CHLORO-
                                         WATER   CHLORO-  CHLORO-  CHLORO-   WATER 
                                        UNFLTRD  PROPANE  ETHENE   WAT UNF  UNFLTRD
WELL NUMBER  STATION NUMBER     DATE      REC     TOTAL    TOTAL     REC      REC  
                                        (UG/L)   (UG/L)   (UG/L)   (UG/L)   (UG/L) 
                                        (34536)  (34541)  (34546)  (34551)  (34566)
            
     1      260728080205002   11-14-96   <.050    <.050    <.050    <.200    <.050 
     2      260938080190101   02-10-97   <.100    <.100    <.100    <.400    <.100 
     3      261541080112701   12-12-96   <.200    <.200    <.200    <.800    <.200 

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