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EXPLAMTM <br /> # Groundwater monitoring well <50+/<0.50+/<0.50+ <br /> �Mw-s <br /> A/B/C TPH(G) (Total Petroleum <br /> Hydrocarbons as Gasoline)/ <br /> Benzene/MTBE concentrations <br /> in ppb Former underground <br /> SPH Separate Phase Hydrocarbons .. Storage tanks <br /> W I <50+1<0.i50+/<0.50+ used oil <br /> + Analysis by EPA Method 8260 a MW-t Tank <br /> � I ---�- MWS <br /> W <br /> I STATION <50+1<0.50+1<0.504- <br /> MW-9 <br /> 50+/<0.50+/<0.50+MW-g <br /> SPH <br /> � I <br /> W MW-3 <br /> �- - <br /> _. <50+/<0.50+/0.64+ <br /> <50+/<0.50+10.72+ <br /> — <br /> I <br /> voo+/ Present underground <br /> 1 F Storage tanks <br /> +/ W <br /> I <0.50+ SOUTH CENTER STREET <br /> 1 N <br /> MW-8 <br /> i Z I 7AW�__ <br /> 0 60 <br /> MW-1 Q <br /> <50+/<0.50+/<a.50+ 3 <br /> Scale in Feet <br /> Sourca: Fiure modified from drowin rovided RRM n 4neerin contractin firm. <br /> CONCENTRATION MAP FIGURE <br /> GETTLER - RYAN 111C. Chevron Service Station #9-0557 <br /> 6747 Sierra Ct., Suite J 139 South Center Street 2 <br /> Du51in, CA 94568 (925) 551-7555 Stockton, California <br /> PROJECT NUMBER REVIEWED BY DATE REVISED DATE <br /> 386843 February 26 2001 <br /> FILE NAME: P:\EWRO\CHEVRON9-0557 001-9-0557.DWG I Layout Tab: Coni <br />