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Table 1 <br /> Groundwater Monitoring Data <br /> 1995 to Present <br /> ARCO Service Station No 2130 <br /> 7906 North EI Dorado Street, Stockton, California <br /> Elevation Static Water Groundwater Ethyl- Total <br /> Well Top of Casing Top of Screen Level Elevation TPHG Benzene Toluene benzene Xylene MTBE <br /> Number Date (feet nisl) (feet bgs) (feet b s) (feet msl) g/L µg/L µ L lig/l- µg/L µ L Observations <br /> MW-3 0212$195 16 10 6000 55 88 -3978 73 07 <0 5 <0 5 <0 5 NA No FP,No S <br /> MW-3 05/19/95 16 10 5394 -3784 52*** <0 5 <0 5 <0 5 <0 5 NA No FP,No S <br /> 1VIW-3 08/28/95 16 10 5564 -3954 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S <br /> MW-3 12/07/95 16 10 5430 -3820 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S <br /> MW-3 02/05/96 16 10 5173 -3563 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S <br /> MW-3 05/30/96 16 10 4879 -3269 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S <br /> MW-3 09/18/96 16 10 5273 -3663 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S <br /> MW-3 11/26/96 16 10 5041 -3431 <50 19 <0 5 <0 5 <0 5 <3 No FP,No S <br /> MW-3 03/24/97 16 t0 4529 -29 19 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S <br /> MW-3 05/20/97 16 10 45 93 -2983 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S <br /> MW-3 08/19/97 16 10 4956 -3346 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 11/19/97 16 10 4762 -3152 <50 1 3 1 1 <0 5 083 <5 No FP,No S <br /> MW-3 03/04/98 1610 4295 -2685 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 06/26/98 1610 4067 -2457 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 09/01/98 1610 4250 -2640 716 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 12/02/98 1610 3975 -2365 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 03/31/99 1610 36 17 -2007 <50 054 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 06/04/99 1610 3756 -2146 102 0 569 <0 5 445 0 885 <5 No FP,No S <br /> MW-3 09/02/99 1610 4216 -2606 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> MW-3 11/29/99 16 10 4024 -2414 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S <br /> MW-3 03/16/00 1610 3621 -20 11 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S <br /> MW-3 06/26/00 1610 38 89 -2279 <50 <0 5 <0 5 <0 5 <0 5 <2[2] No FP,No S <br /> MW-3 09/28/00 16 10 43 14 -2704 59 3 [3] <0 5 <0 5 <0 5 <0 5 <2[2] No FP,No S <br /> MW-3 12/19/00 16 10 3872 -2262 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S <br /> C 1ARC0121301Q rRLY1200012130g400 xis Delta <br /> 3 of 10 1130/01 <br />