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MW iox former E M-ANAM <br /> Former Station <br /> l( Waste 011 Building Target Shopping Center Parking Lot ♦ Groundwater monitoring well <br /> Tank 771 <br /> Z f 0 Groundwater recovery well <br /> / Re i on lip Vapor extraction well <br /> / m <br /> Y sx Destroyed well <br /> a <50/<0 50/<2 0 <br /> I Mw-8 <br /> <50/<0 50/G2.0 A/B/C Total Petroleum Hydrocarbons <br /> (TPH) as Gasoline/Benzene/ <br /> «050/ 1 MTBE concentrations In ppb <br /> MW-1' VW_1 w-4 <50/<0 50/<2 0 / TPH as Gasoline, Benzene, and <br /> <50/<0 50/<2 0 �� MTBE analyses by EPA <br /> <50/ <br /> NS- DRY 23,000/20/<50 Method 8260 <br /> <0 50/ Former Undergound <50/<0 50/G2 0 <br /> <2 0 Storage Tanks 4 <50/<0 50/<2 0 <br /> MW-9 Mw+& <br /> ♦ Mw-16 �1 / <501<0.5013.5 <br /> VW-6 <br /> M -� � Mw-? � 1111W-7 Mw-14 <br /> . J.. I...- LI ��. � L1. I <br /> LII <br /> #MW-11 <br /> Former 140/25/28 <50/ <br /> ` <br /> "<501<0 601<2 0 � enser "2,100181110 —<0.50/— <br /> <50/<0 50/<2 0 'a <so/<o.5012 s <br /> J, —z <br /> �PACIFIC AVENUE 0 60 <br /> X Mw-12 <br /> p A F Scale in Feet <br /> MW-15 Source <br /> iS Well locations based upon survey by Morrow Surveying <br /> MW <br /> <501<o 50/67 Topography based upon Geld observations <br /> Former facilities based upon Unocal Site Plan <br /> CONCENTRATION MAP FlCURE <br /> GETTLER ' RYAN 111C. Former Tosca (Unocal) Service Station #6981 <br /> 6747 Sierra Ct, Suite J 4707 Pacific Avenue 2 <br /> Dublin, CA 94568 (925) 551-7555 Stockton, California <br /> PROJECT NUMBER REVIEWED BT DATE REVISED DATE <br /> 180138 Se tember 24 and 25 2003 <br /> FlLE NAME P EWRO CONOCOPHILLIPS-TOSCO 6981 QO3-6985 DWG I Layout Tab Coni <br />