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i oil <br /> TABLE 2 <br /> ANALYTICAL RESULTS GROUNDWATER <br /> SHELL SERVICE STATION (WIC No 204-7524-2408) <br /> 4445 PERSHING AVENUE, STOCKTON, CALIFORNIA <br /> Monitoring Date Total Aromatic Volatile Organics EDB Total Lead Organic Collform <br /> Well Petroleum (ppb) (ppm) Lead Total/Fecal <br /> Hydrocarbons (ppm) (MM100 ml) <br /> Gasolene Benzene Toluene Ethyl- Total <br /> (ppm) (ppm) (ppm) benzene Xylenes <br /> (PPM) (PPM) <br /> mw-l 07/23/90 < < < < < «0 01 --- <<I 0 --- <br /> 10/09/90 < < < < < <<001 --- «1 0 --- <br /> 01/09/91 < < < < < "001 - >16 <br /> 04/09/91 < < < < < <<001 -- <<I 0 --- --- <br /> 07/17/91 < < < < < <<001 0 005 --- <br /> 10/08/91 < < < < < "001 <<I 0 --- --- --- <br /> 01/21/92 < < < < < «0 01 0 030 ... <br /> 04/21/92 < < < < < «0 02 <br /> 07/13/92 < < < < < <br /> 101002 < < < < < — -- '-- --- <br /> 01/11/93 < < < < < <br /> 04/28/93 < < < < < --- --- <br /> 08/26/93 0 084 00048 000089 00032 00066 -- <br /> 10/01/93 0 062 < < < < ___ --_ <br /> 11/22/93 < < < < < --- --- <br /> 02/15/94 < < < < < --- <br /> 05/10194 < < < < < --- --- <br /> 08/16/94 < < < < < <br /> I1110/94 < < < < < - <br /> 03/16/95 < < < < < - -- --- -- <br /> MW-ID 01/11/93 < < < < < <br /> ("DUP") <br /> NOTES EDB Ethylene dtbromrde <br /> < Below Practical Quantitation Reporting Limits per'Tn Regional Board Staff Recommendation*for Preliminary Evaluation and investigation of <br /> Underground Tank Sttee'(August 10 1990)(PQL For BTEX z 6 0065 ppm TPH as guolme and diesel-0 05 ppm) <br /> MPNl100 ml Most probable number per 100 m111111lerr of sample <br /> Not analyzed <br /> OBS Obstructed <br /> « - Lear than indicated detection lrmsUmpa u mdreated on labor aory analytical report <br /> D Duplicate eample <br /> • Sample hold time(14 days)had expired by two days <br /> ppm Part*per million. <br /> ppb Pana per billion <br /> Fugm <br /> 9347901&March 1995 <br />