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! TO 2 0 <br /> ANALYTICAL RESULTS: GROUNDWATER <br /> SHELL SERVICE STATION (WIC No. 204-7525-0104) <br /> 6131 PACIFIC AVENUE, STOCKTON, CALIFORNIA <br /> (paris-per-milhon) <br /> Total Aromatic Volatile Organics <br /> Monitoring Date Petroleum Total Total Fecal <br /> Well Collected Hydrocarbons Lead Coldbrm Collform <br /> Gasoline Benzene Toluene Ethyl- Total (MPN1100ml) (MPN1100mQ <br /> benzene Xylenes <br /> MW-3 07123190 630 100 180 1 8 110 — 540 33 <br /> 10109/90 B9 0 7 9 120 12 9 0 «0 002 x2,400 920 <br /> 01110190 630 100 170 12 72 — 16 Pos <br /> 04!09191 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 07/17M FLH FLH FLH FLH FLH FLH FLH FLH <br /> 10/08/91 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 0226192 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 05/12/92 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 07108/92 FLH FLH FLH FLH FLH FLH FLH FLIT <br /> 10/15/92 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 01/11/93 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 04/28/93 FLH FLH FLH FLH FLH FLH FLH FLH <br /> 08/26/93 1200 190 220 22 110 ._ <br /> 11/22/93 1500 190 280 a<0 250 150 — — <br /> 02115/94 1200 220 310 2 5 140 _- <br /> 05/10/94 150 19 1 28 1 2 5 13 --- — — <br /> MW-3D 05/10/94 150 20 29 2 5 14 <br /> NOTES Not analyzed <br /> Less than Practical ouantaabon Reporting Iimrts stated in!fie August 10 1990 "Tn Regional Board <br /> Stat!Recommendations for Pfeltminary Evaluation and Investigation of Underground Tank Saar:"(0 050 ppm for TPH <br /> 0 0005 ppm for STEX) <br /> MPNr100ml - Most Probobte Number(MPH)of bacteria per one hundred milliliters <br /> « Less than the indicated detection limit <br /> L Greater than or equal to <br /> ' PosdWe response for petroleum hydrocarbons as gesohne Is due to the presence of an unknown hydrocarbon not gasoline <br /> D - Duplicate sample <br /> Samples collected prior m 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 Coldomis <br /> Samples collected after October 15 1992 by Blaine Tech Services Inc of San Jose California <br /> Fugro <br /> 90.020/May 1994 <br />