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TABLE 2 <br /> ANALYTICAL RESULTS: GROUNDWATER <br /> 4445 PERSHING AVENUE,STOCKTON,CALIFORNIA <br /> (Results m parts-ae-m1flon/pans-per-billion) <br /> i <br /> Monitoring Date Total Aromatic Volatile Organics EDB Total Organic Coliform <br /> Well Petroleum (ppb) Lead Lead Total/Fecal <br /> Hydrocarbons (ppm) (ppm) (MPN/100m1) <br /> Gasoline Benzene Toluene Ethylbenz Total <br /> (ppm) (ppb) (ppb) ene Xylenes <br /> (ppb) (ppb) <br /> MW-3 07/23/90 c < < < < «0 01 — --- --- --- <br /> 10/09/90 < < < < < «0 01 — «1 0 — — <br /> 01/09/91 < < < < < «0 01 — — --- 51 <br /> 04/09/91 < < < < < «0,01 — «10 — — <br /> 07/17/91 0 080 < 0 001 < < «0 01 «1 0 --- --- — <br /> 10/08/91 0 150 < < < < <<0 01 0 008 --- —01/21/92 < < < < < «0 01 0 012 --- —04/21/92 < < < < < «0 02 --- -- — — <br /> 07/13/92 < < < < < — -- --_ — — <br /> 10/08/92 < < < < < --- -- --- --- --- <br /> i <br /> MW-4 01/21/92 Oil 12 < 12 085 «0 01 0 012 --- --- --- <br /> 04/21/92 < < < < < «0 02 0 005 — — — <br /> 07/13/92 < < < < < — «0 005 — --- --- <br /> 10/08/92 < < < < < — 0 012 — --- — <br /> MW-413 10/08/92 < < < < < --- -- — --- — <br /> ("X-Dup") <br /> NOTES EDB = Ethylene dibromide <br /> < = Below Practical Quantitation Reporting Limits per"Tn Regional Board Staff Recommendations for Preliminary Evaluation and Investigation of <br /> Underground Tank Sites"(August 10, 1990) (PQL for BTEX=0 0005 ppm, TPH,as gasoline and diesel=0 05 ppm) <br /> MPN/100 ml - Most probable number per 100 milliliters of sample <br /> = Not analyzed <br /> << = Less than indicated detection limit/mpn as indicated on laboratory analytical report <br /> D = Duplicate sample <br /> Aegis Envuonmenial Inc <br /> 8"16/0ecember 9 1992 <br />