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E <br /> s <br /> LEGEND <br /> GROUNDWATER MONITORING WELL(CRA) <br /> - FORMER PIPELINES-APPROXIMATE LOCATION <br /> PROPERTY BOUNDARY <br /> -- ---------------PROPOSED DEVELOPMENT <br /> ——"--—— ———PARCEL BOUNDARIES ® MW-4 <br /> GAS LINE <br /> O EXCAVATION FOOTPRINT AREA <br /> —25— TPHc.CONCENTRATION CONTOUR <br /> DASHED WHERE INFERRED <br /> (41) TPHc CONCENTRATIONS ARE IN <br /> MILLIGRAMS PER KILOGRAM(mglkg) <br /> � MW-5 <br /> NOTES: MW-3 <br /> FBG-FEET BELOW GROUND <br /> • TPHc-TOTAL PETROLEUM HYDROCARBONS AS CRUDE OIL <br /> • SOIL TPHc CONCENTRATIONS SHOWN ONLY FOR BORINGS <br /> WHERE DETECTED ABOVE REPORTING LIMIT OF 25 mglkg <br /> MW-15 <br /> i j 1 <br /> E � 1 <br /> ! <br /> 5 MW-7 <br /> - (52) <br /> ! <br /> / <br /> f <br /> 1 <br /> MW$ <br /> ( MW$ <br /> 1 <br /> 1 � <br /> E ------------ <br /> ---------_---- <br /> -------------------------------- <br /> MW-16 MW-16 <br /> / <br /> 1 ' <br /> 1 <br /> 1 <br /> F AREA 5 <br /> I � _ <br /> 1 <br /> 1 <br /> 0 40 641`1 <br /> I <br /> figure 8 <br /> TPHc CONCENTRATIONS IN SOIL 5-15 FBG <br /> CALIFORNIA AREAS 4 AND 5, NEIGHBORHOOD C AND D <br /> FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> ^/ SOURCE:SAIL,EL LOCA AND SAN JOAQUIN COUNTY SOILV ASSESSORS r�BE Tracy California <br /> MONITORING WELLLOOATIONSNIW-2TWRUMW18AND SOILVAPORpROBE � <br /> LOCATON SVP-1 BASED ON MID COAST ENGINEERING SURVEY DATED SOI am. <br /> 60222-95(011)GN-WA006 DEC 1412010 <br />