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TABLE 2 <br /> GROUNDWATER ANALYTICAL RESULTS-TPHd,TPHg,and BTEX <br /> Vernalis Pump Station <br /> Vernalis, California <br /> Concentrations reported in micrograms per liter(pg/L)unless noted <br /> Date Ethyl- Total <br /> Sample ID Collected TPHd TPHdsg TPHg TPHmo Benzene Toluene benzene Xylenes MTBE <br /> MW-5 07/19/05 <50 NA <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 10/18/05 <50 NA <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 03/16/06 <50 NA <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 05/04/06* 72 7 J <50 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 08/10/065 NS NS NS NS NS NS NS NS NS <br /> MW-6 07/19/05 <50 NA <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 10/18/05 <50 NA <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 01/25/06 95 2 <50 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 1/25/06D <50 <50 4 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 05/04/06* <50 NA <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 08/10/06 <50 NA <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> MW-7 07/19/05 240 64 <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 10/18/05 620 270 <50 NA <0.5 <0.5 <0.5 <0.5 NA <br /> 01/25/06 480 2 1704 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 05/04/06* 710 2 52 J <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> MW-7 05/04/06D 550 2 <50 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> (cont) 08/10/06 62 7 U <50 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> 08/10/06D 52 7 U <50 <50 NA <0.5 <0.5 <0.5 <1.5 NA <br /> SCREENING WQO 100 8 100 8 5 8 0.15 9 42 8 29 8 17 8 <br /> L <br /> LEVELS ESL 100 11 100 11 100 11'12 1 12,13 40 11'13 30 11,13 20 11'13 <br /> Abbreviations: <br /> D=Duplicate sample;labeled differently on chain-of-custody <br /> ESL=Environmental Screening Level <br /> J=Indicates the reported value is an estimated concentration detected between the method detection limit and limit of quantitation <br /> U=Indicates the analyte was not detected,or was detected at a concentration that is attributed to cross-contamination <br /> NA=Not analyzed <br /> NS=Not sampled <br /> TPHd=Total petroleum hydrocarbons(C1O to C25)quantified as diesel-range organics <br /> TPHdsg=TPHd with silica-gel preparation <br /> TPHg=Total petroleum hydrocarbons(C6 to C12)quantified as gasoline-range organics <br /> WQO=Water Quality Objective <br /> Page 2 of 3 <br />