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TABLE 2 (CONTINUED) <br /> r <br /> ANALYTICAL RESULTS GROUNDWATER <br /> -' SHELL SERVICE STATION <br /> 620 WEST CHARTER WAY, STOCKTON CALIFORNIA <br /> (All results in parts-per-mdlan) <br /> Monitoring Date Total Petroleum Aromatic Volatile Organics <br /> Well Collected Hydrocarbons <br /> Gasoline Benzene Toluene Ethyl- Total <br /> benzene Xylenes <br /> MW-9 03/28/90 110 18 20 21 i 12 <br /> 07/31/90 FLH FLH FLH FLH FLH <br /> 10/24/90 110 20 25 2 2 13 <br /> 01/31/91 120 27 26 2 5 15 <br /> 04/26/91 120 21 24 2 2 15 <br /> 07/23/91 110 18 22 2 1 1 5 <br /> 10/30/91 220 21 27 26 21 <br /> 01/28/92 200 25 24 2 7 18 <br /> 04/30/92 160 20 26 36 24 <br /> 07/10/92 110 22 24 29 17 <br /> 10/09/92 130 18 20 1 9 16 <br /> 02/20193 290 140 18 0 4 7 36 <br /> 05/28/93 120 3 9 26 1 1 12 <br /> 08/27/93 16 0 330 < < 0 840 <br /> 11/22/93 72 26 59 1 9 96 <br /> MVV-10 08/01/91 0 069 00026 000037 000043 < <br /> 10/30/91 < 00033 < < < <br /> 01/28/92 83 00011 000049 000046 < <br /> 04/30/92 061 0 032 0 057 0 011 0 066 <br /> 07/10/92 < < < < < <br /> 10/09/92 < C < C < <br /> 02/19/93 < < < < < <br /> 05/28/93 < < < < < <br /> 08/27/93 < < < < < <br /> 11/22193 < < < < < <br /> MOTES = Not analyzed <br /> FLH = Floating liquid hydrocarbons <br /> < = Below Practical Quantitation Reporting Limits per Tri-Regional Board Staff Recommendations for Preliminary Evaluation <br /> and investigation of Underground Tank Sites (August 10 1990) (PQL for BTEX = 0 0005 ppm TPH as gasoline and <br /> diesel = 0 05 ppm ) <br /> Aegis Env vonrnenlal Inc <br /> °� 24b1J.n wy 12 1994 <br />