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"Page 3 of 4 � I, Table 1 Groundwater Elevation and Analytical Data Former ARCO Service Station#4932 16 E.Harding Way,Stockton,CA i Wefl depth `' Groundwater LPH Groundwater Ethyf Xylenes MtBE well Mate: Elevation to Wat6r, Elevation; Thickness Elevation TPHg Benzene Toluene benzene (total) (802018260) DO Nuinber, �Sampted {ft,.MSL) 04TOG) #t,MSL) {ft) Change(ft) �PPb) (Ppb) (ppb) (P (ppb) (ppb) (rrg/L) MW-9 7/20101 P 11.24 26.49 -15.25 0.00 -- 200 1.2 0.56 <0.50 1.7 2.8/<2.0 -- 10/22/01 P 28.36 -17.12 0.00 -1.87 690" 3.3 0.93 14 12 <2.51<2.0 1.2 01/15/02 P 27.89 -16.65 0.00 0.47 540" <5.0 <5.0 <5.0 <5.0 <25/<0.50 2.6 04/11/02 P 27.03 -15.79 0.00 0.86 170"- 1.2 <0.50 <0.50 <0.50 3.5/<1.0 3.6 07/12/02 P 27.94 -16.70 0.00 -0.91 1301' <0.50 1.6 <0.50 0.87 <2.5/<0.50 3.1 11/20/02 P 30.52 -19.28 0.00 -2.58 120- 0.75 0.66 <0.50 <0.50 <2.51<0.50 0.30 MW-10 07/12/02 P 11.32 28.85 -17.53 0.00 -- <50 <0.50 1.4 <0.50 0.52 <2.5/<0.50 2.8 11/20/02 P 31 Al -20.09 0.00 -2.56 <60 <0.50 <0.50 <0.50 <0.50 <2.5/4.50 0.92-1.03 MW-11 07/12/02 P 11.05 29.03 -17.98 0.00 -- <50 <0.50 1.4 <0.50 0.61 <2.51<0.50 3.0 11/20/02 P 31.73 -20.68 0.00 -2.70 <50 <0.50 <0.50 <0.50 <0.50 <2.W<0.50 0.53 SVE-1 9/5/00 P 11.84 26.45 -14.47 0.00 -- 66,600 1,770 8,000 2,550 12,900 1,140` - 11/260 P 27.11 -15.13 0.00 -0.66 4,750 152 469 164 823 212/1,200 2.8 3/5101 P 26.40 -14.56 0.00 0.57 72,300 2,090 10,100 2,710 14,800 12,100/3,720 5.1 5/8101 P 26.04 -14.20 0.00 0.36 45,300 1,560 5,170 1,850 9,490 6,90014,930 0.31 7120101 P 27.49 -15.64 0.01 -1.44 Not sampled:0.01 It LPH present 10/22/01 P 28.93 -17.08 ' 0.01 -1.44 Not sampled:0.01 ft LPH present 01/15/02 -- -- -- -- Not sampled:well dry 04/11/02 NP 27.88 -16.04 0.00 1.04 87,000 5,200 16,000 3,900 20,000 20,000/19,000 3.0 07/12/02 NP 28.98 -17.14 0.00 -1.10 85,000 4,100 8,900 3,700 18,000 13,000/15,000 2.2 11/20/02 - - - -- Not sampled:well dry DMW-1 4111/02 P 11.98 28.10 -16.12 0.00 -- <500 9.6 <5.0 <5.0 <5.0 230/140 -- 07/12/02 P 29.25 -17.27 0.00 -1.15 55 <0.50 <0.50 <0.50 <0.50 72/64 2.7 11/20/02 P 31.64 -19.66 0.00 -2.39 <50 0.76 0.63 <0.50 1.5 18/21 0.16 DMW-2 07/12/02 P 11.10 28.36 -17.26 0.00 -- <50 1.0 1.6 0.62 2.0 13/8.5 2.8 11/20/02 P 30.84 -19.74 0.00 -2.48 <50 <0.50 <0.50 <0.50 1.2 41/64 4 3.27 DMW-3 07/12/02 P 11.49 28.94 -17.45 0.00 -- 90- <0.50 1.3 <0.50 1_0 160/140 2.7 11/20/02 P 31.47 -19.98 0.00 -2.53 <50 <0.50 0.63 <0.50 1.6 14116 1.57 Project/ARCD/4932/Reports/Tables/gwtables4932.xls