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TABLE 2 <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 12 <br /> 07/31/90 FLH FLH FLH FLM FLH <br /> 10/24/90 110 20 25 22 13 <br /> 01/31/91 120 27 26 2 5 15 <br /> 04/26/91 120 21 24 22 15 <br /> 07/23/91 110 18 22 21 1 5 <br /> 10!30/91 220 21 27 26 21 <br /> 01/28/92 200 25 24 27 18 <br /> 04/30/92 160 20 26 36 24 <br /> 0711 D/92 110 22 24 2 9 17 <br /> 10/09/92 130 18 20 19 16 <br /> 02/20/93 290 140 180 47 36 <br /> 05/28/93 120 39 2 6 1 1 12 <br /> 08/27/93 16 0 330 «0 025 «0 025 0 840 <br /> 11/22/93 72 26 59 1 9 96 <br /> 02/15/94 51 1 3 2 7 1 6 93 <br /> 05/1 /94 44 1 0 1 9 1 3 66 ✓"�Y�"'— <br /> 08/16/94 26 036 053 072 28 <br /> MW-9 02/15/94 53 1 4 3 0 1 6 94 <br /> (DUP-1) <br /> MW-10 08/01/91 0 069 00026 000037 000043 < <br /> 10/30/91 < 00033 < < < <br /> 01128/92 83 00011 000049 000046 < <br /> 04/30/92 061 0 032 0 057 0 011 0 066 <br /> 07/10/92 < < < < c <br /> 10/09/92 < < < < < <br /> 02/19/93 < < c < < <br /> 05/28/93 < c c < c <br /> 08/27/93 < < < c < <br /> 11/22/93 < < < < < <br /> 02/15/94 < < < < c <br /> 05/10/94 < c < < < <br /> 08/16/94 < < c < < <br /> NOTES — = Not analyzed <br /> FLH - Floating liquid hydrocarbons. <br /> FLH* = Slumrrrer in wen(installed October 9 1992) <br /> K 2 Below Practical Quantrtation Reporting Limns per Tn Regional Board Staff Recommendations for Prolirrunary Evaluation <br /> and Investigation of Underground TankSites (August 10 19 (POLforBTEX=00005 ppm TPH as gasoline and diesei=005 ppm <br /> « Below indicated detection limit labeled in the analytical laboratory reports. 1 <br /> D = Duplicate sample <br /> NS - Not sampled \ <br /> Fugro <br /> 91 2401August 1994 <br />