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TABLE 2(OONn NUM) <br /> ANALYTICAL RESULTS. GROUNDWATER <br /> r� <br /> SHELL SERVICE STATION <br /> 620 WEST CHARTER WAY STOCKfON.CALIFORNIA <br /> (/Y neaWls In parrs-per-rililan) <br /> Monitoring Data Total Petroleum Aromatic Volatile Organics <br /> Well Collected Hydrocarbons <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzene Xylenes <br /> MW-7 01/10/90 FLH FLH FLH FLH FLH <br /> 03/28/90 FLH FLH FLH FLH FLH <br /> 07/31/90 FLH FLH FLH FLH FLH <br /> 10/24/90 FLH FLH FLH FLH FLH <br /> 01/31/91 FLH FLH FLH FLH FLH <br /> 04/26/91 54 45 73 17 74 <br /> 07/23/91 FLH FLH FLH FLH FLH <br /> 10/30/91 130 25 64 16 10 <br /> 01/28/92 FLH FLH FLH FLH FLH <br /> 04/30/92 FLH FLH FLH FLH FLH <br /> 07/10/92 14 022 14 054 26 <br /> 10/09/92 FLH* FLH* FLH* FLH* FLH* <br /> 02/19/93 43 036 14 10 53 <br /> 05/28/93 11 0 140 0 210 0 290 1 1 <br /> MW-8 03/28/90 86 27 0 250 0 030 0 520 <br /> 07/31/90 26 84 0 740 0200 0 400 <br /> 10/24/90 16 68 0180 0 140 0 170 <br /> 01/31/91 17 a5 037 021 0 45 <br /> 04/25/91 15 63 026 015 0 39 <br /> 07/23/91 15 64 03 015 0 35 <br /> 10/30/91 21 51 021 0 097 012 <br /> 01/28/92 17 so 012 014 0 26 <br /> 0 04/30/92 13 46 0 092 013 010 <br /> 07/10/92 72 35 < 0 097 < <br /> 10/09/92 29 26 37 < 57 <br /> 02/20/93 66 12 0 081 0 069 0 65 <br /> 05/28/93 12 0 110 0 150 0 027 34 <br /> MW-8D 10/09/92 27 22 3 < 58 <br /> ('X Dup") <br /> NOTES FLH - Floating liquid hydrocarbons <br /> < Below practical Quantltatlon Reporting Limits per"Tri-Regional Board Staff Recommendations for Preliminary Evaluation and Investigation of <br /> Underground Tank Sites'(August 10 1990) (POL for BTEX-0 0005 ppm,TPH as gasoline and diesel-0 05 ppm) <br /> NS - Not sampled <br /> FLH* - Skimmer in well(installed on October 9 1992) <br /> D - Duplicate sample <br /> Aegis Environmental Inc <br /> 91 246/August3 1993 <br />