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i <br /> Table 2 <br /> Groundwater Analytical Results <br /> Former Chevron #9-5775 <br /> 301 West Kettleman Lane <br /> Lodi,California <br /> Well TPH-asBenzene Toluene Ethyl Xylenes MtBE Methanol Ethanol TRA DIPE ELBE TAME 1,2-DCA EDB TCE p-IPMB PCE Notes <br /> Identification Date 9&hne WA) WL) benzene (N$/L) (FtWL) (lam-) (RAL) 44fL) 4&WL) (n/L) 4LOL) (PWL) (lam) (RIL) (}tg/L) (AWL) <br /> (µg/L) (MAL) <br /> EXPLANATIONS <br /> TPH=Total Petroleum Hydrocarbons TBA=Ternary butyl alcohol TAME=Tertiary amyl methyl ether TCE=Tncholorethylene <br /> µg/L=Micrograms per Liter DIPE=Di-isopropyl ether 12-DCA=1 2-Dichloroethane pIPMB=Para-Isomethyl benzene <br /> MtBE=Methyl tertiary butyl ether EtBE=Ethyl tertiary butyl ether EDB=Ethylene Dibromide PCE=Tetra(per)chloroethylene <br /> =Not Measured/Not Sarr>ple&Not Applicable <br /> NOTES <br /> a) Groundwater monitoring data and laboratory analytical results prior to January 29 2000 were compiled from reports prepared by Blaine Tech Services Inc <br /> b) Groundwater monitoring data collected by Gettler-Ryan,Inc <br /> c) Groundwater monitoring data collected by SECOR International Inc <br /> d) Laboratory report indicates weathered gasoline C6-C 12 <br /> e) TPHg,BTEX by EPA Method 8260 <br /> f) Laboratory report indicates gasoline C6-C12 <br /> g) Laboratory report indicates the reported value for TPHg is primarily due to the presence of three compounds 2-butanone tetrahydrofutan,and cyclohexanone These <br /> compounds are associted with PVC pipe cement. <br /> h) Purged 150 gallons of water from well and then sampled <br /> k) Purged 110 gallons of water from well and then sampled <br /> m) Well resampled to confirm the presence of TPHg <br /> n) Well pumped weekly sample collected directly from well <br /> p) Full tone groundwater extraction system in place and active as of July 3,2000 See O&M report for system data <br /> r) Sample collected from influent port in remediation compound <br /> s) Sample collected after approximately 1,400 gallons of potable water was pumped through system during cleaning procedures <br /> t) Sample collected from top of water column using disposable bailer or from bottom of well using bomb sampler <br /> u) Quarterly sample not collected due to cycling of submersible pump <br /> v) Confirmation Analysis <br /> w) sample missed during quarterly sampling event <br /> GwAnalybcal ds 100f7 <br />