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OLL 2 <br /> ANALYTICAL, RESULTS GROUND WATER <br /> SHELL SERVICE STATION (WIC No 204-7525-0104) .A <br /> 6131 PACIFIC AVENUE, STOCKTON, CALIFORNIA <br /> (pails per million) <br /> Total Aromatic Volatile Organics <br /> Monitoring Dat, Petroleum Totdl Total Fecal <br /> Well Collected Hydrocarbons Lead Coliform Coliform <br /> Gasoline Benzene7 oluena Ethyl Total (MPN/100n11) (MPNII00m1) <br /> benzene Xylenes <br /> MW 2 0712390 19 0 044 0 042 <br /> 00071 0 021 - 33 «2 <br /> 10109/90 0 570 0 078 0 043 0 027 '<0 002 21 <2 <br /> OVM90 12 036 0075 0053 —22 Neg <br /> 04/09191 45 1 2 01 0 012 0 210 1 1 1 1 <br /> 07/17/91 72 3 6 0 440 0 140 0 710 --- >23 X23 <br /> 10/08/91 10 0 76 0 350 0 260 0 600 - 120 120 <br /> 02/26/92 170 74 0 220 0 320 13 -- 1e2 «2 <br /> 05/12/92 0 071 0 026 < 000085 00024 1<3 8 <br /> 07/08/92 49 16 < 0 060 0 210 «3 8 <<3 8 <br /> 10115/92 2 5 0 094 0 003 00042 0 0094 —3 8 <3 8 <br /> 01/11193 0 290 0 028 00063 1 -- -20 <br /> 04/28193 0 790 0 030 00018 00055 0 003 __ <br /> 08126P93 0 390 00096 < < < <br /> 11122x93 03700 00035 1 1 00014 <br /> 02/15+94 0 790 0 035 0 002 -0002 0 002 <br /> 0511004 078 00096 < < <br /> 08116!44 074 0 015 00013 0 001 00018 <br /> 11/17/94 043 0012 00018 < <br /> 0212105 037 00067 00005 < < <br /> 05/16195 036 00043 ' 0 001 1 00008 - <br /> 1010511)5 012 00019 <br /> MW 2D 07/08P)2 so 1 7 < 0 061 0 230 <br /> ("Dup") 11/22/93 0 330* 00054 < < 000095 <br /> 02!15/94 0 720 0 033 < <br /> NOTES = Not analyzed <br /> < Leas than Practical Quantitation Repo"limits staled m the August 10 1990 Tin Regional Board <br /> Staff Recommendations for Preliminary Evaluation and Investigation of Underground Tank Sita'(0 050 ppm for TPH <br /> 0 DOW ppm for BTEX) <br /> MPNI]OOmi Most Probable Number(MPN)of bacteria per one hundred mdlrhrem <br /> cc - Less than the indicated detection hmrt <br /> ? ` Greater than or equal to <br /> Positive response for petroleum hydrocarbons as gasolme ta due to the presence of an unlatown hydrocarbon,not gasoline <br /> D ` Duplicate sample <br /> Samplos collected poor to July 27 1992 by Aegis Environmental Inc of Rasevdle Caitfortua <br /> Samples collected from July 21 through October 15 1992 by EMCCN Assmaies of Sacramento Cdhlama <br /> Samples collected after October 15 1992 by Btdine Tech Semus Inc of San Jose Lahforma <br /> Fugro <br /> 9347 0020toctober 1995 <br />