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<br /> OZONE SPARGE GROUNDWATER ANALYTICAL DATA
<br /> Former Chevron Service Station 9-0557
<br /> 139 South Center Street
<br /> Stockton,Califomia
<br /> Date Well Ground
<br /> Well Sample Head Depth water Ethyl- Total
<br /> ID Collected Elevation to Water Elevation TPHd TPHmo TPHg Benzene Toluene benzene Xylenes MtBE TBA 1,2 DCA EDB Methanol Ethanol
<br /> (ft msi) (ft bgs) (ft msl) U+91) UX91L) WL) {tXJIL) 41VL) (P41L) 41WL) GSL) UXYL) WWI-) W91L) 0411,L) WL)
<br /> MW-9 3/12/20021 11.68 22.72 -11.04 7,500 <1,000 89,000 6,800 12,000 2,100 12,000 <10 100 <10 <10 <200 <1,000
<br /> 4/16/20022 11.68 22.75 -11.07 10,000 3,700 75,000 6,100 11,000 2,400 11,000 <5 160 <5 <5 <1,000 <500
<br /> 5/10/20023 11.68 -- NA NA 65,000 5,900 10,000 1,400 11,000 <5 170 <5 <5 NA <500
<br /> 6/5/20023 11.68 22.96 -11.28 17,000 3,000 75,000 4,000 8,300 1,900 13,000 <5 100 <5 <5 <200 <500
<br /> 7/15/20022 11.68 23.65 -11.97 7,500 2,300 80,000 3,200 5,800 1,700 10,000 <5 <100 <5 <5 <1,000 <500
<br /> 8/12/20023 11.68 24.08 -12A0 22,000 5,300 65,000 2,900 6,400 1,500 12,000 <3 100 <3 <3 <200 <250
<br /> 9/13/20023 11.68 11.68 6,600 1,100 53,000 2,200 4,800 900 9,300 <3 76 <3 <3 <200 <250
<br /> 10118/20022 11.68 25.02 -13.34 22,000 5,300 72,000 3,700 8,800 3,100 14,000 <3 110 <3 <3 <1,000 <500
<br /> 10/27120022 11.68 -- -- 35,000 7,800 100,000 3,900 81600 2,800 17,000 <5 110 <5 <5 <200 <500 '
<br /> 11/7/20023 11.68 -- 12,000 1,100 79,000 3,800 8,200 2,600 14,000 <3 80 <3 <3 <200 <250
<br /> 12/3/20023 11.68 24.87 -13.19 8,700 520 54,000 2,500 4,900 1,200 11,000 <3 99 <3 <3 <200 <250
<br /> 1/4/20032 11.68 -- -- 12,000 1,800 8,100 18 140 44 540 <0.5 <5.0 <0-5 <0.5 <200 <50
<br /> MW-9A 3/12/20021 11.50 22.55 -11.05 3,800 5,100 29,000 1,200 2,500 140 1,800 4 13 <1 <1 <200 1,100
<br /> 4/16/20022 11.50 22.58 -11.08 13,000 11,000 72,000 8,600 19,000 1,700 8,000 <10 140 <10 <10 <1,000 <1,000
<br /> 5/10/20023 11.50 -- NA NA 82,000 8,700 19,000 1,200 7,900 <10 290 <10 <10 <200 <1000
<br /> 6/5/20023 11.50 -- 3,600 3,200 39,000 3,200 6,900 370 5,100 2 58 14 <0.5 <200 <50
<br /> 7/15/20022 11.50 23.41 -11.91 12,000 4,300 160,000 15,000 27,000 3,600 15,000 <10 290 <10 <10 <1,000 <1,000
<br /> 8/12/20023 11.50 23.79 -12.29 19,000 11,000 120,000 11,000 30,000 2,800 17,000 <10 180 <10 <10 <200 <1,000
<br /> 10118120022 11.50 24.85 -13.35 17,000 2,900 170,000 16,000 39,000 4,800 21,000 <13 260 <13 <13 <1,000 <1,300
<br /> 10/27120022 11.50 -- 190,000 71,000 150,000 11,000 39,000 6,600 32,000 <20 <200 QO <20 <200 <2000
<br /> 1/4/20032 11.50 - 9,700 11,000 14,000 52 230 210 1,100 <0.5 <5.0 <0.5 <0,5 <200 <50
<br /> EJChevronf90557/Tables10S Table ConcW vs Time As 2 of 4
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