ARCHIVED REPORTS_XR0011998 - Laserfiche WebLink

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I • TABLE 1 GROUNDWATER ELEVATION AND ANALYTICAL SUMMARY ARCO Service Station No 5469 130 South Wilson Way,Stockton,California Elevation Top of Well Static Water Groundwater Groundwater Ethyl- Total well Top of Casing Screen Level Elevation Flow TPHG Benzene Toluene benzene Xylenes MTBE[l] QAfQC Number Date feet msl (feet b fest b ) (feet msl) Direction POL P91 WL µ 1191L 4L Review MW-6 NP 06/21/00 1589 33 3642 -2053 SE <50 <2 0 <2 0 <2 0 <2 0 4,120[2] NP 09/08/00 1589 3807 -22 18 SE <50 <0 5 <0 5 <0 5 <0 5 6,320[2] NP 12/11/00 15 89 3839 -2250 SE&N <500[5] <5 0[5] <5 0[51 <5 0151 <5 0[5] 6,910[21 P 03/22/01 15 89 37 13 -2124 E-SE <500[5] <5 0[5] <5 0[5] <5 0[5] <5 0[5] 8,290[2] <5 0 <5 0[51 <5 0[5] <5 0[5] 16,100[2] P 05/24/01 15 89 36 85 -20 96 NC <500[5] [Sl {I 06/25/01 1589 3736 -2147 E-NE NS NS NS NS NS NS P 09/14/01 15 89 3890 -2301 NE <50 <0 5 <0 5 <05 <0 5 22,000[2] 1 P 12/14/01 1589 4000 -2411 NE <50 0 85 <0 50 <0 50 <0 50 14,000[2] 1 P 02/21/02 1589 3995 -2406 E-NE 58[8] 3 3 <0 50 <0 50 <0 50 45,000[21 P 04/23/02 1589 3978 -2389 NE <1,000[6] <10[6] <10[6] <10[61 <10[61 50,000[2][10] P 09/19/02 1599 4178 -2589 NE 55,000[14,I5] <100[14] <100[14] <100[141 <100[I41 69,000[21 P 12/11/02 1589 4264 -2675 NE 39,000[14,16,18] <1,000 <1,000 <1,000 <1,000 85,000[2] NP 01/14/03 1589 NM NM NC 33,000[181 <250 <250 <250 <250 67,000[2] NP 02/12/03 1589 NM NM NC <50,000 <500 <500 <500 <500 42,000[21 P 02/26/03 1599 4201 -26 12 NE <100 000 <1,000 <1,000 <1,000 <I,000 31 000[2] P 05/19/03 15 89 41 58 -25 69 Radial 29,000 <50 <50 <50 <50 59,000[21 A P 09/09/03 1599 4301 -27 12 NE 8,800[19] <0 50 <0 50 <0 50 <0 50 49,000[2] 1 P 12/10103 15 89 43 67 -2778 NE 25,000[19] <50[23] <50[231 <50[23] <50123) 46,000[2,23,24] 3 I I lI 1 I I STKATJS Arco 5469_Quarterly Data 6of9