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TREES <br /> MEDIAN MW-8 <br /> EASTHAMMER LANE <br /> SIDEWALK _ __ -- PLANTER <br /> SIDEWALK <br /> PLANTER -- -- <br /> . B-8 1* 1 <br /> MW-11 <br /> I I (MW)12 0 B-L I <br /> I I I MW-7 <br /> I I o I B-3 (NS) <br /> I B-5 <br /> I INS)VW-5&6 • <br /> I SNS) MW-5 I \MW 1 (NS) I a I <br /> PARKING MW-2 (NS) ma <br /> I®VW-1&2(NS) <br /> SEES I (��) W-3&4 I I I n <br /> I CANDIES UNDERGROUND U`VW-7&8 (NSI J z Q L w�7- a �} <br /> NATUt AL GAS LINE 0:111,000) 09 �S L M <br /> J z <br /> MW-9 �' GAy METER p G MW-13 _ ¢� Q <br /> Ln <br /> � al <br /> (<50) \\ O PLANTE CONCRETE <br /> rn _ I m <br /> I I I <br /> L B a ❑ I DRIVEWAYELECTI <br /> I I ELECTRICAL (TWO-WAY TRAFFIC) I7 <br /> MW-6 PARKING <br /> (�lD �n <br /> APN 094-03D-11 ! I APN 094-030-12T(NS) <br /> I I •B7 <br /> LEGEND: L------------- ------ L7.- <br /> 0 MW-5 DESTROYED GROUNDWATER MONITORING WELL T A�PROXIMA�E�ROPEISY BOUNDARY <br /> MW-13 GROUNDWATER MONITORING WELL I <br /> ®SW-1 SPARGE WELL APN 094-030-43 I <br /> MW-11 GROUNDWATER MOMTORING WELL AND NORTH <br /> VW-1&2 VAPOR EXTRACTION WELL <br /> 8 VW-3&4 DUAL SOIL VAPOR EXTRACTION WELL LOCATION APN 094-030-13 I <br /> Q VW-5&6 SOIL VAPOR EXTRACTION WELL LOCATION <br /> •B-8 SOIL BORING LOCATION I I <br /> (11,000) TPHg CONCENTRATION MEASURED <br /> b 60 FT <br /> IN PARTS PER BILLION(PPB) I O MW-10 I <br /> ('50) <br /> -50-- LINE OF EQUAL CONCENTRATION OF ) <br /> TPHg MEASURED IN PPS SOURCE:FIGURE MODIFIED FROM DRAWINGS PROVIDED <br /> NS NOT SAMPLED BY EVAX TECHNOLOGIES,)NC.AND STERIK CO. APPROX.SCALE <br /> WELLS MEASURED:12129105 ' <br /> HORIZON ENVIRONMENTAL INC. TPHg IN GROUNDWATER FIGURE <br /> ISOCONCENTRATION MAP <br /> Project Number: 1641.48 Drawn By: M.LaCoste BEACON STATION NO.3641 <br /> Prepared By: K.L ptak 3 <br /> Dale: 11251D6 1210 EAST HAMMER LANE <br /> Reviewed By. R.Smith Revised Date: STOCKTON,CA. <br />