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Table 2
<br /> Groundwater Elevation and Analytical Data(ARCO)
<br /> ARCO Service Station 02133
<br /> 2908 Benjamin Holt Drive
<br /> Stockton,California
<br /> Well Depth Product Groundwater Groundwater Ethyl- Xylenes
<br /> Well Date Elevation to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene (totals MTBE DO
<br /> Number Sampled (ft,MSL) (ft,TOC) (ft) (ft,MSL) Change(ft) (uglq (ug") Na"), (uga) (ug") (ugll) (mg7L)
<br /> BHO4 911111995 13.21 » -12.63 -1.92 5,600 110 6 340 270 „ .-
<br /> (tont) 12/5/1995 13.70 - •13.12 -0,49 9,200 74 <10 470 410 - --
<br /> 3/1811996 9.38 » -8.80 4.32 4,200 99 28 360 320 -- -
<br /> W1811996 9,50 -• -8.92 -0.12 5,500 82 <10 430 300 <100 -
<br /> 9l2511996 11.80 -• -11.22 -2,30 4,600 75 55 280 160 <50 -
<br /> 121471996 11.50 -- -10.92 0.30 4,500 83 11 350 220 <50 -
<br /> 311911997 P 7.02 - -6.44 4.48 2,3DO 54 <10 190 100 - 0.1
<br /> 61511997 NP 8.38 - -7.80 -1,36 3,500 39 3 76 12 170 0.2
<br /> 8/1911997 NP 9.98 - -9.40 -1.60 440 7.9 0.94 <0,5 <0.5 380 0.2
<br /> 1112571997 NP 10,42 - -9.84 -D.44 1,300 2.8 0.85 7.9 2.6 220 -
<br /> 3/2011996 P 4.45 - •3.87 5.97 490 34 3 37 24 210 5.4
<br /> 6!2411998 P 5.92 - •5.34 -1.47 5,500 37 <10 170 46 580 3.0
<br /> 9/1011998 NP 8.12 - •754 -2.20 349 3,14 <0.500 0.542 <0.500 567 --
<br /> 12/17/1995 P 7.70 - •7.12 0.42 1,000 25.2 <1,0 109 36.8 627 --
<br /> 3/1071999 P 6.55 - -5.97 1.15 432 10.2 <0500 1.59 17.3 263 2.3
<br /> 622/1999 NP 8.13 - -7,55 -1.58 162 <0.5 <0,5 <0.5 <0.5 728 0.8
<br /> 9113!1999 NP 9.28 - -8,70 -1.15 420 <0.5 <0,5 0,956 <0.5 1,410 1.2
<br /> 12M/1999 Wall box Inaccessible
<br /> 3/23/2000 P 4.65 4,07 - 55,9 <0.5 <0.5 1.37 0.627 <2.5 0.9
<br /> 6/21/2000 P 6.42 -5.84 -1.77 895 1.33 <0.5 <0.5 <0.5 175 0.1
<br /> 9113!2000 NP 8.37 •• -7.79 -1.95 176 4.98 0.806 1.10 1.17 1,010 2.0
<br /> 1211512000 P 7.93 - -7.35 0.44 <50-0 <0.500 <0.500 <0.500 <D.500 505 0.73
<br /> 37272001 Well inaccessible
<br /> 511072001 P 5.83 -5.25 » 101 0.788 <0.50D 1.33 1.25 639 14
<br /> 812272001 P 8.63 -8.05 -2.80 <500 <5.0 <5.0 <5.0 <5.0 850
<br /> 121572001 P 8.08 -7,50 0,55 <500 <5.0 <5.0 <5.0 <5.0 470 0.84
<br /> 3112/2002 P 6.05 -5,47 2,03 <500 <5.0 <5.0 6.0 <5.0 430 0.93
<br /> 6/612002 P 7.03 - -6.45 -0.98 95" <0.50 <0.50 <0.50 <0.50 170 0.22
<br /> 9124/2002 P 8.92 » -8.34 -1.89 500" 3.7 0.89 6.4 0.90 290 D.29
<br /> 1211712002 P 7.86 -7.28 1.06 72 <0.50 <0.50 <0.50 <D.50 78 -
<br /> 3118/2003 P 7.08 - -6.50 0.78 69 <0.50 <0.50 <0.50 <D.50 97 1.02
<br /> 611712003 P 7.33 - -6.75 -0.25 <100 <1.0 <1.0 <1.0 <1.0 250 0.60
<br /> 9124103a P 9,06 - -8.50 -1,75 600 <5,0 <5.0 <5.0 <5,0 430 0.31
<br /> 1211872003 P 8,63 - -8.05 0.45 89 <0,5 <0.5 <0.5 <0,5 41 -
<br /> 3/1712004 P 657 -5.99 2.06 <250 <25 Q.5 <2.5 <2.5 76 -
<br /> 612912004 9.22 -8.64 -2.65 66 <0.50 <0.50 <0.50 <0.50 42 -
<br /> 9121/2004 9.28 -6.70 -0.06 620 3 <0.50 6 1 100 -
<br /> BHD-2 812611988 0.73 - - - _ _ _ _ - _ _ -
<br /> 11l2811988
<br /> 212711989
<br /> 5130/1989
<br /> 8/2211989 - - - » - <0.5 <0.5 <0.5 <0.5 - »
<br /> 121411988
<br /> 11471990 16.22 - -15.49
<br /> 211/1990 -- - -
<br /> 2/1511990
<br /> 2/2211990 - -
<br /> 31811990 15.76 - -15,05 - - <0.5 <0,5 <D.5 <0.5
<br /> 415/1990 15.85 - -15,12 -0.07 - - .- - _
<br /> 471911990 15.92 - -15.19 -0.07 - - -
<br /> 5/10/1990 16.57 - -15.84 -0.65 - - -
<br /> 5/24/1990 16.54 - -15.81 0.03 - - -
<br /> 6!5!1990 - - - --
<br /> 6118/1990 16.63 - -15.90
<br /> 7112/1990 17.03 - -16.30 -0.40
<br /> 6116/1990 17.21 -16.48 -0.18 - - _ - - A __
<br /> 97177199Q 17.70 -16-97 -0 <0
<br /> ,49 <0.5 <0.5 .5 <0.5
<br /> 10f11f1990 17.78 -17.05 -OVII
<br /> 12!611990 17.63 - -16.90 0.15 - - -
<br /> 2111/1991 17.37 - -16.64 0.26 <50 <OA <0.5 <0.5 <0.5
<br /> I:fProjectslA RCO121337Ta ble slgwta bl es2133.xl s
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