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Table 2
<br /> Groundwater Elevation and Analytical Data(ARCO)
<br /> ARCO Service Station a 2133
<br /> . 2908 West Benjamin Holt Drive
<br /> Stockton,California
<br /> I
<br /> Well Depth Product Groundwater Groundwater Ethyl- Total
<br /> Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene Xylanes MISE DO
<br /> Number Sampled Notes {ft,MSL) (ft,TDC) (ft) (ft,MSL) Change(ft) Jug/1) (ugfl) (ugll) (ugll) tug") (uglq (mg1L)
<br /> E-5 872611988 2.45 - -- - - - 2,690 390 270 870 - --
<br /> 11l2811968 - -- - -- - 580 140 110 420 - --
<br /> 2/2711989 - -- - - -- 1,770 200 200 1,400 - --
<br /> 5/3011989 - -- -- -- - 2,430 36 260 1,670 - --
<br /> 8/2211989 - - -- -- - 3,110 130 240 1,720 - -
<br /> 121411989 - -- -- -• -- 600 40 120 1,030 - --
<br /> 11411990 17.51 - -15.06 -- -- - - -• - - -
<br /> 21111990 17.32 - -14.87 0.19 - -- -- - --
<br /> 211511990 17.29 -- .14.84 0.03 - - •- --
<br /> 2122l1990 19.07 - -16.62 -1.78 - - - -
<br /> 3/811990 17.03 -- -14.58 2.04 - 272 394 97.8 532 --
<br /> 4/511990 17.31 -- -14.86 -0.28 - -- -- - - - -
<br /> 411911990 17,26 -- -14,81 0.05 - - - - -- - -
<br /> 511011990 17.65 -- -15.20 -0.39 •- - -- - - - -
<br /> 5/2411990 17.61 -- -15.16 0.04 - - -- •- - - --
<br /> 6/5/1990 17.57 -- -1512 0.04 -
<br /> 61191199D
<br /> - - -• - -- --
<br /> 611911990 18.49 - -16.04 -0.92 - 2.150 30 200 780 -- --
<br /> 711211990 18.37 - -15.92 0.12 - - - - -
<br /> 61161199D 18.65 - -16.20 -0.28 - - - - -- »
<br /> 9/1711990 19.01 -- -16.56 -0.36 - -- -- - -- --
<br /> 9l1811990 19.01 -- -16.56 0,00 30,000 7,400 210 860 8,300 --
<br /> 1011111990 19.11 -- -16.66 -0.10 -- - -- - --
<br /> 12r/6A990 18.95 -- -16.50 0.16 -- - - -- - -- --
<br /> 2M411991 18,62 - -16.17 0.33 18,000 6,300 120 560 4,300 -- --
<br /> 212571991 18.59 - -16.14 0.03 - - - - - -- --
<br /> . 4/2311991 17.87 = -15.42 0.72 10,000 8,400 <D-50 270 680 711571991 dry
<br /> 1018/1991 dry -- -- -- -- - - - - -- --
<br /> 1722/1992 19.23 -- -16.78 - -- - -- -- --
<br /> 4/2211992 18.31 -- -15.86 0.92 28,000 4,300 130 560 1,700 -- --
<br /> 7/2911992 19.60 -- -17.15 -1.29 -- - -• -- -
<br /> 10/2911992 dry - - - -- - - -
<br /> 1/2711993 16.90 - -14.45 - 26.000 4,000 110 470 80D -- --
<br /> 412911993 15.08 - -1Z.63 1.82 41,000 6,300 110 920 2,200 -- -
<br /> 6/5/1993 16.80 - -14,35 -1.72 26,000 4,700 <50 560 560 - -
<br /> 11/1011993 17.19 - -14,74 -0.39 19,000 2,500 <50 380 690 - -
<br /> V2111994 16.60 - -14,15 0.59 13,000 1,700 40 300 650 -- -
<br /> 612711994 16.27 -- -13.82 0.33 9,400 1,800 17 260 529 - -
<br /> 912911994 17.23 -- -14.78 -0.96 7,900 1.200 <20 200 330 -- --
<br /> 121811994 16.83 -- -14.38 0.40 6,600 1,300 30 220 410 -- --
<br /> 3/8/1995 14.34 -- -11.89 2.49 39,000 3,000 <50 460 1,400 - --
<br /> 6l111995 12.75 -- -10.30 1.59 2,300 6.9 <2.5 11 53 -- --
<br /> 911111995 14.75 - -12.30 -2.00 1,200 <3 4 6 14 _
<br /> 12/511995 15,41 - -12.96 -D.66 -- - - -- .. _
<br /> 311811996 9.60 - -7.15 5.81 150 0.59 -0.5 c0.5 0.65 - -
<br /> 6118/1996 11.20 - -8.75 -1.60 - -- -- - _
<br /> 9125/1996 13.12 - -10.67 -1.92 <50 <0.5 <0.5 <0.5 <0.5 <5 --
<br /> 1274/1996 12.65 -- -10.20 0.47 - -- -- - _
<br /> 3119/1997 NP 8.44 -- -5.99 4.21 <50 <0.5 <0.5 <0.5 <0.5
<br /> 61511997 P 10.20 -- -7.75 -1.76 - -- - - - - 9.7
<br /> 811971997 NP 11.72 - -9.27 -1.52 c50 c0.5 <0.5 <0.5 <0.5 <5 7.3
<br /> 1 1/2511 99 7 P 11.93 - -948 -021 -- -- -- - --
<br /> - -
<br /> 3120/1998 NP 5.61 - -3.16 6.32 1,200 5.7 2.6 1.4 1.3 <5 14,0
<br /> 6124!1998 7.66 - -5.21 -2.05 -• - - » -- _ _-
<br /> 911 011 9 98 NP 9.40 -- -6.95 -1.74 <50 <0.5 <0.5 <0.5 <0.5 <5 _
<br /> 12/17/1998 9.45 -7.00 -0.05 -- - - -- _ -- -
<br /> 311011999 NP 7.27 -- -4.82 2.18 <50 <0.5 <9.5 <0.5 <0.5 c5 4.1
<br /> 612211999 9. -- -6.77 -1.95 - - -- - - 3.1
<br /> i9!13!1999 NP 10.9.9 3 -8.48 -1.71 <50 <0.5 c0.5 c0,5 <0.5 c5 5.6
<br /> 12115/1999 10.82 -8.37 0.11 -- - -- - - 9.5
<br /> 3/2312000 NP 6.12 -- -3.67 4.70 <50 <0.5 <0.5 <0.5 <0.5 <2,50 4.7
<br /> 6/2112000 8.37 -- -5.92 -2.25 - -- -- - - .- 0.48
<br /> IABP-ARCOU 13MTableslgwtables2133-xIs
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