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TABLE 1 <br /> WELL CONCENTRATIONS <br /> Shell-branded Service Station <br /> 4445 Pershing Avenue <br /> Stockton, California <br /> WIC#204-7524-2408 <br /> Metha Total Organic <br /> Sample Measured Corrected SP TPPH B T E X MTBE nol EDB Lead Lead Coliform Comments <br /> Date GW Depth GW Elev total I fecal <br /> {ft) (ft) (fit) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (MPN/100 ml) <br /> VEW-2 <br /> 21-Nov-97 NA NA NA NA NA NA NA NA NA NA NA NA NA NA NA Well dry <br /> 1 0-Feb-981 15.25 1 NA 0.00 NA NA NA NA NA NA NA NA NA NA NA NA Insufficient water <br /> 20-May-981 13.05 :NA- 0.00 1 <50 <0.50 1 <0.50 1 <0.50, <0.501. 5:6 ,�NA NA )=NA- '= NA �NA 41NA' <br /> Abbreviations <br /> TPPH=Total Purgeable Petroleum Hydrocarbons carbon range C6 to C12 by EPA Method 8015(Modified) <br /> (previously reported as Total Petroleum Hydrocarbons as Gasoline) <br /> EDB=Ethylene dibromide <br /> BTEX=benzene,toluene,methylbenzene,xylenes by EPA Method 8020 <br /> MTBE=methyl-tertiarty-butyl ether by EPA Method 8020 <br /> <x=Not detected at detection limit of x <br /> —w NA=Not analyzed or not available <br /> (DUP)=Duplicate sample <br /> MPN/100 mt=Most probable number per 100 milliliters of sample <br /> Notes: <br /> Elevation referenced to mean sea level <br /> 240-0837 7 <br />