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TAB E 2 <br /> GROUNDWATER MONITORING DATA <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 msl) (ft btc) (ft btc) (feet msl) Observations <br /> MW-10 11/19/97 1438 4595 -3157 510 2 2 2 2 093 3 1 <5 No FP,No S <br /> (cont) 03/04/98 1438 4143 -2705 110 066 <0 5 <05 <0 5 <5 No FP,No S <br /> 06/26/98 1438 39 11 -2473 329 4 75 <0 5 <0 5 <0 5 <5 No FP,No S <br /> 09/01/98 1438 4078 -2640 295 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S <br /> 12/02/98 1438 3823 -2385 407 6 89 <0 5 <0 5 0 873 19 5 No FP,No S <br /> 03/31/99 1438 3471 -2033 217 6 41 0 948 0 763 269 748 No FP,No S <br /> 06/04/99 1438 35 86 -2148 288 <0 5 <0 5 <0 5 <05 6 53 No FP,No S <br /> 09/02/99 1438 4026 -25 88 152 <0 5 <0 5 <0 5 <05 <5 No FP,No S <br /> 11/29/99 1438 3858 -2420 198 358 <0 5 <0 5 0 61 908 No FP,No S <br /> 03/16/00 1438 3469 -2031 270 074 <05 <05 <05 5 95 No FP,No S <br /> 06/26/00 1438 37 05 -22 67 389 <0 5 <05 <05 <05 <2[2] No FP,No S <br /> 09/28/00 1438 4128 -2690 <50 0 870 <05 <05 <0 5 <2[2] No FP,No S <br /> 12/19/00 1438 3720 -2282 <50 <05 <05 <05 <0 5 <2 5 No FP,No S <br /> 03/15/01 NM NM NE Well Covered Not observed <br /> 06/20/01 NM 3698 NE 11,000[5] <2 [4] <2[4] <2 [4] <2 [4] <2[2] No FP,No S <br /> 09/12/01 NM NM NE Well Covered Not observed <br /> 12/12/01 NM NM NE Well Covered Not observed <br /> 03/13/02 NM NM NE Well Covered Not observed <br /> 06/18/02 NM NM NE Well Covered <br /> 09/11/02 NM NM NE Well Covered <br /> 12/18/02 NM NM NE Well Covered <br /> VW-1 05/20/97 NM 4400 44 16 NE 340,000 330 540 2,100 13,000 <1,200* No FP,No S <br /> 09/01/98 NM 4175 NE NA NA NA NA NA NA NA <br /> 12/02/98 NM 3843 NE NA NA NA NA NA NA NA <br /> 03/31/99 NM 3891 NE NA NA NA NA NA NA NA <br /> 06/04/99 NM 3578 NE NA NA NA NA NA NA NA <br /> 09/02/99 NM 4030 NE NA NA NA NA NA NA NA <br /> 11129/99 NM 3849 NE NA NA NA NA NA NA NA <br /> 03/16/00 NM 3452 NE NA NA NA NA NA NA NA <br /> 06/26/00 NM 3708 NE NA NA NA NA NA NA NA <br /> 9 of 12 <br /> K 1Wpn"e%O BP ARC050213MSne Conceptual Madel Report\ARCO-2130 GW Data <br />