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TABLE 2 <br /> ANALYTICAL RESULTS GROUNDWATER <br /> SHELL SERVICE STATION(WIC No 204-7525-0104) <br /> 6131 PACIFIC AVENUE,STOCKTON,CALIFORNIA <br /> (parts-per-million) <br /> Total Aromatic Volatile Organics <br /> Monitoring Date Petroleum Total Total Fecal <br /> Well Collected Hydrocarbons Lead Coliform Coliform <br /> Gasoline Benzene Toluene Ethyl- Total (MPN/100m1) (MPN/100ml) <br /> benzene Xylenes <br /> MW-1 071.23190 0 350 00019 00015 00006 0 002 --- 5 «2 <br /> 10/09/90 < 00008 < < < 0 005 13 <<2 <br /> 01/10/90 0 070 00009 < < c — 136 Nag <br /> 04/09/911 < < < e<10 «10 <br /> 07/17/91 0130 0 001 < < < — 23 23 <br /> 10/081611 0160' 00016 < < < — 92 9 2 <br /> 02/26/92 0 043 00083 00026 00006 00014 — «2 «2 <br /> 05/12192 0 090 0 005 < < 00006 — 70 «3 8 <br /> 07/08/82 0 053 00059 000052 < 000089 — «3 8 «3 8 <br /> 10/15/92 0 076 00056 000068 < < — -3 8 «3 8 <br /> 01/11/93 0 098 00033 < < < — «2 0 _- <br /> 04/28/93 0 065 00037 < 00013 00053 -- --- — <br /> 08/26/93 < c < < <br /> 11/22/93 <br /> 02115/94 < < < < < — <br /> MW-1 D 01/11/93 0 290 0 028 < < < — <br /> ("Dup") 04/26/13 0 070 0 043 1 0 0 41 00019 00076 --- — — <br /> 08/26/913 < < <br /> NOTES — = Not analyzed <br /> = Less than Practical Ouantrtation Reporting limits stated m the August 10 1990 'Tri-Regional Board <br /> Staff Recommendations for Pfehminary Evaluation and Investigation of Underground Tank Sites'(0 050 ppm for TPH <br /> 0 0005 ppm for BTEX) <br /> MPNf100ml = Most probable Number(MPN)of bacteria per one hundred mrgdders <br /> se Lasa than the indicated detection limit <br /> i ■ Greater than or equal to <br /> a Positive fesponse for petroleum hydrocarbons as gasoline,is due to the presence of an unknown hydrocarbon not gasoline <br /> D Duplicate sample <br /> Sampbs collected prior to July 27 1992,by Aegis Environmental,Inc of Roseville California <br /> Samples collected from July 27 through October 15 1992 by EMCON Associates of Sacramento California <br /> Samples collected after Octooer 15 1992 by Blaine Tech Services Inc of San Jose California <br /> Fugro <br /> 90-020/February 1994 <br />