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Table 2
<br /> Groundwater Elevation and Analytical Data(ARCO)
<br /> ARCO Service Station p 2133
<br /> 2908 West Benjamin Holt Drive
<br /> Stockton,CaLlonnia
<br /> Well Depth Product Groundwater Groundwater Ethyl- Total
<br /> Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene Xylenes MtBE DO
<br /> Number Sampled Notes (ft,MSL) (ft,TOC) (ft) (ft,MSL) Change(ft) (ugll) Jug/I) WWI) (ug") WWI) Will') tmg1L)
<br /> 911111995 14.22 » -12.66 -2.20 150,000 1.700 7,600 3,000 14,000 -- --
<br /> E-9 12!511995 14.58 - -13.02 -0.36 45,000 960 1,500 1,000 3,200 - --
<br /> (cont.) 311811996 9.62 -- -8.06 4.96 8,800 290 130 240 490 -- -
<br /> 611811996 10.35 -- -8.79 -0.73 1,600 110 32 69 91 110 -
<br /> 912511990 12.82 -- -11.26 -2.47 2,600 130 <5 180 46 83 --
<br /> 12l411996 12.20 - -10.64 0.62 2,800 290 32 250 80 560 311911997 NP 7.72 - -6.16 4.48 <50 <0.5 <0.5 <0.5 <0.5 <5 0.1
<br /> 615!1997 NP 9.39 - -7.83 -1.87 <50 <0.5 <0.5 <0.5 <0.5 8.5 0.2
<br /> 8!1911997 NP 10.84 -- -9.28 -1.45 <50 <0.5 <0.5 <0.5 <0.5 <5 0.2
<br /> 1112511997 NP 11.10 -- -9.54 -0.26 <50 <0.5 <0.5 <0.5 <0.5 <5 --
<br /> 311 911 9 9 8 P 4.80 -- -3.24 6.30 <50 <D.5 <0.5 <0.5 <0.5 320 0.9
<br /> 6!24!1998 NP 6.76 - -5.20 -1.96 <50 <0.5 <0.5 <0.5 <0.5 <5 2.2
<br /> 9110/1998 NP 8.59 -- -7.03 •1.83 <50 <0.5 <0.5 <0,5 <0.5 <5 -
<br /> 12/1111998 NP 6.61 -- -7.05 •0.02 <50 <0.5 <0,5 <0.5 <0.5 15.0 -
<br /> 311011999 NP 6.47 -- -4.91 2.14 <50 <0.5 <0.5 <0.5 <0.5 <5 37
<br /> 612211999 NP 8.39 -- -6.83 -1.92 <50 <0.5 <0.5 <0.5 <0.5 <5 2.9
<br /> 911 37 1 9 99 NP 10.07 -- -8.51 -1.68 <50 <0.5 <0.5 <0.5 <0.5 127 1.9
<br /> 12/16/1999 NP 9.99 - -8.43 0.08 <50 <0.5 <0.5 <0.5 <0.5 <2.5 3.1
<br /> 312 31 2 0 0 0 NP 5,31 - -3.75 4,68 <50 <0.5 <0.5 <0.5 <0.5 <2.5 4.5
<br /> 6/2112000 NP 7.49 - -5.93 -2.18 <50 <0.5 <0.5 <0.5 <0.5 <2.5 0.1
<br /> 9113!2000 NP 9.30 -- -7.74 -1.81 90.7 <0.5 <0.5 <0.5 <0.5 <2.5 4.06
<br /> 1211512000 P 8.80 •• -7.24 0.50 392 3.23 <0.500 5.40 10.0 8.12 1.10
<br /> 3/212001 P 6.89 » -5.33 1.91 439 7.10 <0.500 15.2 40.2 27.4 4.3
<br /> 511012001 P 6.80 -5.24 0.09 343 5.34 0.601 9.96 26.8 8.92 3.2
<br /> 812212001 P 9.59 = -8.03 -2.79 160 3.30 0.89 6.2 12 10 -
<br /> 12/512001 P 8.63 -7.27 0.76 240 4.3 <0.50 8.2 20 20 1 A
<br /> 3/1212002 P 7.02 -5.46 1.81 230 4,8 <0.50 6.5 22 41 1.6
<br /> 616/2002 P 7.89 -- -6.33 -0.87 <50 <0.50 <0.50 <0.50 <0.50 <2.5 1.1
<br /> 9!2412002 P 9.76 -- -8.20 -1.87 <50 <D.50 <0.50 <0.5D <0.50 ¢.5 0.7
<br /> 12!1712002 P 8.15 - -6.59 1,61 76 <0.50 <0.50 1.9 2.3 2.5 --
<br /> 3118/2003 P 7.96 - -6.40 0.19 <50 <0.50 <0.50 <0.50 <0.50 Q.5 1.2
<br /> 6117!2003 P 8.13 - •6,57 -0.17 <50 <0.50 <0.50 0.69 1.4 <2.5 0.7
<br /> 9124103 a P 9.92 - •8.36 -1.79 <5D <0.5D <0.50 1.0 1.6 1.8 0.6
<br /> 12118!2003 P 9.33 - -7.77 0.59 110 1.2 <0.50 3.4 7.0 30 --
<br /> 311712004 P 7.19 „ -5.63 2.14 92 1.0 <0.50 3.6 11.0 4.2 --
<br /> 612 21 2 0 0 4 P 9.19 -- -7.63 -2.00 130 1.1 <0.50 4.2 10.0 1.9 --
<br /> 9722/2004 P 10.26 -8.70 -1.07 50 <0.50 <D.50 1.0 1.5 2.1 -
<br /> 12/2812004 8.73 - -7.17 1.53 55 <0.50 <0.50 1.2 2.8 1.8 1.5
<br /> 3!8!2005 6.06 -4.50 2.67 <50 <0.50 <0.50 <0.50 <0.50 <0.50 4.9
<br /> E-10 812611988 1.26 - -- - -- - __ _ _
<br /> 1112811988 - -• - - -- 2,780 5,240 690 3,570 -- -
<br /> 212711989 -- - - - 2,970 3,020 750 5,030 - -
<br /> 5130/1989 - - - - -• 5,520 5,760 1.060 6,900 - -
<br /> 812211989 - - -- -- 2,590 3,220 570 5,200 - --
<br /> 12/4/1989 -- - - -- 1,300 1,200 400 3,200 _ -
<br /> 11411990 16,37 - -15.11 -- -- --
<br /> 2!111990 16.14 -- •14,88 0.23 -- -- - - - _
<br /> 711511990 16.12 - •14.86 0.02 -- -- -- •- - _
<br /> 2!2211990 16.90 - •15.64 -0.78 -- --
<br /> 31811 99D
<br /> -318!1990 15.90 - -14.64 1.00 339 606 268 1,480
<br /> 41511990 16.06 - -14.80 -0.16 -- - - - __
<br /> 4/1911990 16.20 -14.94 -0.14 _-
<br /> 5)10l1990
<br /> 512411990 16.42 - -15.16 --
<br /> 6/5/1990 16.40 -- -15.14 0.02 - - - - - -_
<br /> 6119!1990 17.14 - -15.88 -0.74 - 3,510 3,160 790 6,490 _
<br /> 711211990 17.21 - -15.95 -0.07 -• - - --
<br /> Bit 6l1990 17.57 -16.31 -0.36
<br /> 9117/1990 17.82 - -16.56 -0,25 -- - -- - --
<br /> 9119/1990 17.82 •- -16,56 0.00 20,000 36 39 <50 7,700
<br /> 1 011 1 11 99D 17.94 -- -16,68 -0.12 -- -- - - --
<br /> 1:5 B P-A RC OY 21331Ta b I esN gwta b le s 2133.x Is
<br /> 11 of 24
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