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• � r <br /> TABLE 2 <br /> ANALYTICAL RESULTS GROUND WATER <br /> SILL SERVICE STATION (WIC No 204-7525-0104) <br /> 6131 PACIFIC AVENUE, STOCKTON, CALIFORNIA <br /> (pads-pervmllllon) <br /> Total Aromatic Volatile Organics <br /> Monitoring Date Petroleum Total Total Fecal <br /> Well Collected Hydrocarbons bead Coliform Collform <br /> (MPNl100m1) (MPNl100ml) <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzene Xylenes <br /> M W 2 07/23/90 19 0 044 0 042 00071 0 021 --- 33 <<2 <br /> 10/09/90 0 570 0 078 0 043 < 0 027 <<0 002 21 <<2 <br /> O U 10/90 12 036 0 075 < 0 053 <<2 2 Nag <br /> 04/09/91 45 12 01 0012 0210 11 11 <br /> 07/17/91 72 36 0 440 0 140 0 710 --- >23 >23 <br /> 10/08/91 100 76 0 350 0 260 0 600 120 120 <br /> 02/26/92 170 74 0 220 0 320 13 -- <<2 <<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 9 <<3 8 <br /> 10/15/92 25 0 094 0 003 00042 00094 --- <<3 8 <<3 8 <br /> 01/11/93 0 290 0 028 < 00063 < --- <<2 0 -- <br /> 04/28/93 0 790 0 030 00018 00055 0 003 - -- <br /> 08/26/93 0 390 00096 < < < -- <br /> 11/22/93 0 370• 00035 < < 00014 -- <br /> 02115l94 0 790 0 035 «0 002 «0 002 «0 002 <br /> 05/10/94 078 00096 < < < -- <br /> 08/16194 074 0 015 00013 0 001 00018 - <br /> 11/17/94 043 0012 00018 < < <br /> 02/21/95 037 00067 00005 < < <br /> 05/16/95 036 00043 < 00011 00008 <br /> MW-2D 07108/92 50 17 < 0 061 0 230 --- --- <br /> ("Dup") 11/22/93 03300 00054 < < 000095 --- --- <br /> 02/15/94 0 720 0 033 < < < - --- <br /> NOTES - - Not analyzed <br /> < Less thea Pracucal Quantitabon Reporting bouts stated to the August 10 I990 Tn Regronat Board <br /> Staff Recommendations fur Prehnunary Evaluation and lnvesugabon of Underground Tank Sacs'(0 050 ppm for TPI{ <br /> 0 0005 ppm for BTEX) <br /> MPNIIOOmI - Most Probable Number(M PN)of battens per one hundred mdhltters <br /> << - Less duan the tndtcaled detection hart <br /> = Greater duan or equal to <br /> Positive response for petroleum hydrocutarm as gaaolme,is due to the presence of an ualmown hydrocarbon,not gawltne <br /> D - Dupheate sample <br /> Samples collected poor to July 27 1992,by Aegta Environmental Inc of Rosovdle Cabforraa <br /> Samples ootlected from July 27 dtrorgh October 15 1992 by EMCON Associates of Sacramento Caltfolnra <br /> Samples collected after October 15 1992 by Blame Itch Services Inc of Sao lose Cal&nua <br /> Fugro <br /> 9347-0020/June 1995 <br />