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HISTORICAL GROUNDWATER ANALYTICAL DATA <br /> r <br /> SHELL SERVICE STATION (WIC No. 204-4416-0202) L <br /> 420 WEST KETTLEMAN LANE, LODI, CALIFORNIA <br /> (All results in parts-per-million) <br /> E` <br /> Monitoring Date Total Aromatic Volatile Organics Fecal <br /> Well Collected Petroleum Coliform <br /> Hydrocarbons EDB (CFU/100ml) <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzene Xylenes <br /> MW-3 10/16/90 < < < < < «0.0005 --- <br /> 01/16/91 < < < < < «0.0005 --- <br /> 04/22/91 < < < < < «0.0005 --- <br /> 07/08/91 < < < < < «0.0005 <br /> 10/17/91 < < < «0,0006 «0.0006 «0.01 --- <br /> 01/21192 <br /> --01/21192 < < < < < --- <br /> 03/12192 < < < < < «0.00001 --- <br /> 04/20/92 0.09 0.0043 < < < --- --- <br /> 07/13/92 < < < < < < --- <br /> M W-3 D 10/05/92 < < < < < -- <br /> ("Dup••) 01/25/93 < < < < < <br /> 04/09/93 < < < < < --- --- <br /> 11/22/93 < < < < 2 <br /> 01/25193 < < < < < <br /> 04/09/93 < < < < c <br /> 11/22/93 < < < < c --- --- <br /> NOTES: < = Below Practical Quantitation Reporting Limit,"Tri-Regional Board Staff Recommendations for Preliminary Evaluation and Investigation of Underground <br /> Ta-nk_Sites,"August 10j 999.1, (PQL for STEX =0.0005,ppm;and TPH, as gasoline_=0.05 ppm; or indicated detection limit.) <br /> c< = Below indicated detection/reporting limit. <br /> EDB = Ethylene dibromide. <br /> --- = Not sampled/not analyzed. <br /> CFU1100ml = Colony forming units per 100 millilitersamplevolume. �Y <br /> D = Duplicate sample. <br /> As per San Joaquin County Environmental Health, MW-2 is sampled annually (next sampling is scheduled for October 1994). <br />