ARCHIVED REPORTS XR0009993 - Laserfiche WebLink

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TABLE I GROUNDWATER MONITORING DATA ARCO Service Station No 2130 7906 North El Dorado Street, Stockton, California Elevation Static Water Groundwater Ethyl- Total Well Top of Casing Top of Screen Level Elevation TPHg Benzene Toluene benzene Xylene MtBE Number Date (feet msl) (ft btc) (ft btc) (feet mst) ug/L µg/1 U& -, µ�/L 1;!fL µg/L Observations MW-3 09/12/01 1610 4419 -2809 <50 <2 [4] <2 [4] <2 [4] <2 [4] <2[2] No FP,No S (cont) 12/12/01 1610 4090 -24 80 <50 <1 0[4] <1 0[4] <1 0[4] <1 0[4] <0 50[2] No FP,No S 03/13/02 16 10 38 00 -2190 <50 <0 50 <0 50 <0 50 <0 50 <0 50[2] No FP,No S 06/18/02 1610 4027 -24 17 <50 <0 50 <0 50 <0 50 <0 50 <0 50[2] No FP,No S 09/11/02 1610 4544 -2934 <50 <0 50 <0 50 <0 50 <0 50 <0 50[2] No FP,No S 12/18/02 1610 4267 -2657 <50 <0 50 <0 50 <0 50 <0,50 <0 50[2] No FP,No S MW-4 02/28/95 1457 5500 5427 -3970 <50 0 9 <05 <0 5 <0 5 NA No FP,No S 05/19/95 1457 5238 -3781 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S 08/28/95 1457 5410 -3953 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S 12/07/95 1457 5269 -38 12 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S 02/05/96 1457 50 12 -3555 <50 <0 5 <0 5 <0 5 <0 5 NA No FP,No S 05/30/96 1457 4721 -3264 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S 09/18/96 1457 51 80 -3723 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S 11/26/96 1457 4884 -3427 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S 03/24/97 1457 43 84 -29 27 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S 05/20/97 1457 4434 -2977 <50 <0 5 <0 5 <0 5 <0 5 <3 No FP,No S 08/19/97 1457 4789 -3332 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 11/19/97 1457 4601 -3144 <50 1 1 068 <0 5 054 <5 No FP,No S 03/04/98 1457 4164 -27 07 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 06/26/98 1457 39 16 -2459 <50 141 <0 5 <0 5 <0 5 <5 No FP,No S 09/01/98 1457 4183 -2726 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 12/02/98 1457 3822 -2365 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 03/31/99 1457 3477 -2020 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 06/04/99 1457 35 86 -2129 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 09/02/99 1457 4059 -2602 <50 <0 5 <0 5 <0 5 <0 5 <5 No FP,No S 11/29/99 1457 3878 -2421 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S 03/16/00 1457 3475 -20 18 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S 06/26/00 1457 3721 -2264 <50 <0 5 <0 5 <0 5 <0 5 <2[2] No FP,No S 09/28/00 1457 4158 -2701 <50 <0 5 <0 5 <0 5 <0 5 <2[2] No FP,No S 12/19/00 1457 372 -22 63 <50 <0 5 <0 5 <0 5 <0 5 <2 5 No FP,No S Arco_2130_4QMR02 4 of 12