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Table I Water Levet Data and Groundwater Analytical Results-Fortner Chevron Service Station#9-0959, 103 West 11th Street, Tracy, California <br /> (continued) <br /> Product <br /> Well ID/ DTW OWE Thickness* TPH(G) S T E X MTBE <br /> TOC(fl) Data O fl (Mgt) (fl) <br /> <------------—---------------------------ppb------------------------------------------> <br /> TB LB 9/6195 -- — -- <50 <05 <05 <05 <05 <br /> (cont) 11/21/95 — — -- <50 <0 S <05 <05 <05 <5 0 <br /> 316196 — --- — <50 <05 <05 <05 <05 <5 0 <br /> 6111196 --- --- — <50 <0.5 <05 <05 <0.5 <5 0 <br /> Bader Blank <br /> BB 3123193 --- — -- <50 <05 <0 5 <05 <05 <br /> 6122/93 -- — — <50 <05 <05 <0 5 <05 <br /> 8/13193 — — --- <50 <05 <0 5 <05 <05 <br /> 11/19/93 — — --- <50 <05 <05 <05 <05 <br /> 2/15194 --- --- -- <50 <05 <05 <0 5 <05 --- <br /> EXPLANATION NOTES <br /> DTW = Depth to water Product thickness was measured with an MMC flexr-dip interface probe <br /> TOC = Top of casing elevation <br /> GWE = Groundwater elevation Groundwater elevation data and laboratory analytic results prior to March 9, 1995 were <br /> mol = Measurements referenced relative to mean sea level compiled from the Quarterly Groundwater Monitoring Reports prepared for Chevron by <br /> TPH(G) = Total Purgeable Petroleum Hydrocarbons as Gasoline Sierra Enviornmental Services <br /> 13 = Benzene <br /> T -Toluene i Laboratory reports a hydrocarbon pattern not charactenstic of gasoline <br /> E = Ethylbenzene r Top of casing elevations resurveyed February 23, 1994 by Ron Miller,P E #15816 <br /> X = Xylenes s Water level measurement only was collected due to apparent obstruction in well <br /> MTBE = Methyl-teritary-butyl ether 4 Hydrocarbons to the gasoline range do not match thegasoline. standard pattern <br /> ppb = Parts per billion (GTEL) <br /> --- = Not analyzed/Not applicable 5 Water level elevation data for this event compiled from the Well Installation Report <br /> prepared for Chevron by Groundwater Technology <br /> ANALYTICAL METHODS ° Well was surveyed by Morrow Surveying of West Sacramento,California,April I995 <br /> TPH(G) = EPA Method 8015/5030 <br /> 13TEX = EPA Method 8020 <br /> MTBE = EPA Method 8020 <br /> i <br /> 5297 TQM <br /> I <br /> 3 <br /> I <br />