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TABLE 2 <br /> ANALYTICAL ESUWGROUNDWATER - <br /> MOORE PIETROLEUM,INC <br /> 14800 WEST FRONTAGE ROAD MANTECA,CALIFORNIA <br /> (All results in 4L, parts-per-billion) <br /> Monitoring Date Total Petroleum Aromatic Volatile Organics <br /> Well Collected Hydrocarbons <br /> Gasoline Benzene Toluene Ethyl- Total EDB EDC <br /> benzene Xylenes <br /> MW-5 01/08/90+ 4300 38 0 1 8 1 9 100 «0 5 «0 5 <br /> 06/28/90+ 111000 30 0 1 3 < 190 «0 1 «0 1 <br /> 01/31/91 97 0* 09 < < 1 3 «0 1 03 <br /> 04/23/91 80 0* 1 6 < 08 06 «0 1 «0 1 <br /> 07/22/91 1400 1 0 06 < 21 «0 5 120 <br /> 10/21/91 2600 2 8 < < < --- --- <br /> 11/21/91 500 24 < < < --- -- <br /> 01/31/92 320 0** 25 < < 14 --- --- <br /> 04/20/92 900 30 1 3 < 70 --- <br /> MW-6 <br /> 01/08/90+ 1300 04 < < < «0 1 «0 1 <br /> 06/28/90+ < 03 < < < «0 1 «0 1 <br /> 01/31/91 800 1 3 < < < «0 1 «0 1 <br /> 04/23/91 < 05 < < < «0 1 «0 1 <br /> 07/22/91 < < < < < «0 5 «0 5 <br /> 10/21/91 1100 1 7 < < < --- --- <br /> 11/21/91 <br /> -- <br /> 11/21/91 600 44 < < < --- <br /> 01/31/92 < 1 6 < < < -- -- <br /> 04/20/92 < < < --- <br /> NOTES EDB = Ethylene dibromide <br /> EDC = 1,2 dichloroethane <br /> + _ Groundwater analytical results reprinted from previous consultant'sreports <br /> < = Below Practical Quantitation Reporting Limits per"Tri Regional Board Staff Recommendations for Preliminary Evaluation and Investigation of <br /> Underground Tank Sites"(August 10, 1990) (PQL for BTEX=0 5 ppb TPH as gasoline and diesel=50 ppb} <br /> << = Below Indicated detection limit <br /> Not analyzed <br /> - Laboratory reports indicate this is weathered gasoline <br /> ** = Laboratory reports indicate total petroleum hydrocarbons as gasoline result is due to a petroleum hydrocarbon that does not appear to be gasoline <br /> Aegis Environmental Inc <br /> Augu5117 1992 <br />