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TABLE 2 <br /> ANALYTICAL RESULTS GROUNDWATER <br /> SHELL SERVICE STATION <br /> 620 WEST CHARTER WAY STOCKTON CALIFORNIA <br /> (All nasuhs in parts-per million) <br /> Monitoring Date Total Petroleum Aromatic Volatile Organics <br /> Well Collected Hydrocarbons <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzene Xylenes <br /> MVV-1 12/18/89 < < c < < <br /> 03128/90 < < c < < <br /> 07/31/90 0 130 00013 < < < <br /> 10/24/90 0 300 00022 < < < <br /> 01/31/91 55 0 064 016 0 039 02 <br /> 04126/91 07 0 018 00024 «0 0015 0 017 <br /> 07/23/91 13 00044 0 003 0 003 00079 <br /> 10/30/91 097 0 015 «0 0006 «0 0006 00061 <br /> 01/28/92 1 2 «0 0012 00024 00017 00013 <br /> 04/30/92 059 00094 000069 00012 00029 <br /> 07101/92 094 0 022 000041 000066 00045 <br /> 10/09/92 < < < < < <br /> 02/19/93 03 00076 0 013 00092 0 068 <br /> 05/28/93 < c < < < <br /> 08/27/93 < < < < < <br /> MW-2 12/18/89 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 /> 01/31191 FLH FLH FLH FLH FLH <br /> 04/26/91 FLM FLH FLH FLH FLH <br /> 07/23/91 FLH FLH FLH FLH FLH <br /> 10/30/91 FLH FLH FLH FLH FLH <br /> 01/28/92 FLH FLH FLH FLH FLH <br /> 04/30/92 FLH FLH FLH FLH FLH <br /> 07/10/92 FLH FLH FLH FLH FLH <br /> 10/09/92 FLH' FLH` FLH' FLH` FLH' <br /> 02/19/93 FLH FLH FLH FLH FLH <br /> 05/28/93 130 0 800 2 8 068 18 <br /> 08/27/93 66 0 360 0 290 < 8 3 <br /> MW-3 12/18/89 22 003 001 < 010 <br /> 03/28/90 19 120 290 045 2 50 <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 14 1 7 1 2 049 0 83 <br /> 07/23/91 19 28 1 6 058 1 0 <br /> 10/30/91 13 1 7 040 024 020 <br /> 01/28/92 22 24 0 82 046 041 <br /> 04/30/92 11 2 7 055 0 031 025 <br /> 07/10/92 18 46 1 3 0 65 059 <br /> 10/09/92 13 1 6 086 < 19 <br /> 02/20/93 18 < < < 043 <br /> 05/28/93 29 0 021 0 011 < 0 560 <br /> 08/27/93 35 < < < 0 470 <br /> MW-3D 08/27/93 33 < < < 0 370 <br /> { DUP-1 } <br /> NOTES = Not analyzed <br /> FLH = Floating liquid hydrocarbons <br /> `LH _ Skimmer in well(installed October 9 1992) <br /> Below Practical Quantitation Reporting Lrmtts per Tn 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 d+esel=0 05 ppm) <br /> " = Below indicated detection IImR labeled in the analytical laboratory reports <br /> Aegis Environmental Inc <br /> 91 246/October 12 1993 <br />