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r e <br /> SLOO 800 <br /> VVATI — BUILDING <br /> MW 11 Q <br /> *0 '�� (NS) )SAS-3 \� <br /> Z MW_6 <br /> _ r I 1 LEGEND <br /> I I MW 9 <br /> — * 0(72) I ` 0 MW 10 GROUNDWATER MONITORING WELL <br /> 7 <br /> (6 5) h <br /> MW 10 I I _AS 0 -3 ' i VW 11 VAPOR EXTRACTION WELL LOCATION <br /> MW-20 I I {12000}AS11 (550) , T VW-2 <br /> MWS (<O 50) I DIS ENS R (NS) VW-1! <br /> ISLANDS I {NS)"VYy 2 ` �AS-2 AIR SPARGE WELL LOCATION <br /> 0 <br /> (<0 56) <br /> (12 000) BENZENE CONCENTRATIONS MEASURED IN PARTS <br /> PER BILLION(PPB) <br /> z I I I ! ' I i i� o/ / <br /> o h h __ LINE OF EQUAL CONCENTRATION OF BENZENE <br /> — ! U O E __GE O D !Ii ,'9 5 0 MEASURED IN PPB <br /> w CANOPY —— ; i i (NS) NOT SAMPLED <br /> CL <br /> O ICONC. * NOT USED FOR CONTOUR CONSTRUCTION <br /> a I z STATION ! ! ! <br /> W W WELLS SAMPLED 11/30101 <br /> BUILDING 1 � t w <br /> Q I❑ (<O 50) (<O 50) L_--_J L____J L___�JI <br /> 00 (<O 50) O <br /> 013: — MW70 —MW1 — -- -- OMW10 <br /> al � WOODfENGE <br /> a I <br /> MW 50 <br /> (<0 50) I <br /> II II <br /> —— WOOD FENCE <br /> a 30 FT NORTH <br /> HORIZON ENVIRONMENTAL INC BENZENE ISO-CONCENTRATION FIGURE <br /> MAP <br /> APPROXIMATE SCALE — <br /> Project Number 141944 Drawn By M LaCoste FORMER BEACON STATION NO 12419 3 <br /> SOURCE FIGURE MO44FJFD FROM SURVEY PROVIDED Prepared By C Rath Date 12118101 2350 WATERLOO ROAD <br /> BY RON ARCHER CIVIL ENGINEER 1NC Reviewed By R Smdh Revised Date 1115102 STOCKTON,CALIFORNIA <br />