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WELLN RATIONS • <br /> CO C , <br /> Shell-branded Service Station <br /> 4315 Waterloo <br /> Stockton, California <br /> MTBE MTBE Depth to Depth to GW SPH DO <br /> Well 1D Date TPPH TEPH B T E X 8020 8260 TOC Water SPH Elevation Thickness Reading <br /> (ug/L) (ug/L) (ug/L) L (ug/L) (ug/L) (ug/L) (ug/L) (ug/L) (MSL) (ft) (ft) (MSL) (ft) (ppm) <br /> i <br /> MW-1 110/27/19991 75 8 1 NA I <0 500 1 <0 500 1 <0 500 1 <0 500 221 1 21 1 NA 1 5937 NA NA NA NA <br /> MW-1 101106A200,0 5 �-,-NA vns0*50 0'4500 -40Y500`I '<O 500 1 168 1 17A2 "NAI'iTj 14,58111-" -�N a -q =N "NAS` <br /> Abbreviations <br /> TPPH=Total petroleum hydrocarbons as gasoline by modified EPA Method 8015 <br /> TEPH=Total petroleum hydrocarbons as diesel by modified EPA Method 8015 <br /> BTEX=benzene,toluene,ethylbenzene, xylenes by EPA Method 8020 <br /> MTBE= methyl-tertiary-butyl ether <br /> TOC=Top of Casing Elevation <br /> SPH =Separate-Phase Hydrocarbons <br /> GW=Groundwater <br /> DO= Dissolved Oxygen <br /> ug/L=parts per billion <br /> msl= Mean sea level <br /> ft=Feet <br /> <n = Below detection limit <br /> NA= Not applicable <br /> Page 1 <br />