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+ <br /> 3. <br /> 1 <br /> LEGEND I <br /> i GROUNDWATER MONITORING WELL(CRA) I <br /> m FINAL EXCAVATION CONFIRMATION SOIL SAMPLE(SAIL,10-06) <br /> - _ FORMER PIPELINES-APPROXIMATE LOCATION <br /> - PROPERTY BOUNDARY I ' <br /> ---------------------PROPOSED DEVELOPMENT I <br /> ----------- -- -- <br /> —PARCEL BOUNDARIES ; <br /> - GAS LINE <br /> O EXCAVATION FOOTPRINT MW-10 <br /> i <br /> 25— TPHc CONCENTRATION CONTOUR ; <br /> DASHED WHERE INFERRED ' <br /> (41) TPHc CONCENTRATIONS ARE IN 25 ' <br /> MILLIGRAMS PER KILOGRAM(mg/kg) �2aa 1 <br /> NOTES., as x�F X10-12-B1-23 I <br /> �� <br /> • FBG-FEET BELOW GROUND � In , F <br /> • TPHc-TOTAL PETROLEUM HYDROCARBONS AS CRUDE OIL �` a_(1,000) <br /> • SOIL TPHc CONCENTRATIONS SHOWN ONLY FOR BORINGS AREA 617 ` <br /> WHERE DETECTED ABOVE REPORTING LIMIT OF 25 mgfkg <br /> 25 ' <br /> F � <br /> f <br /> MW-9 �.�.�, �250 , <br /> 1 <br /> (260), s" ,� <br /> i m EX10.12-82-23` <br /> �b 9 <br /> , <br /> 2,500 <br /> 1 <br /> , 1 <br /> i 1 <br /> 1 <br /> 1 k <br /> --- --- ----- --,-/25-- ----- ----- <br /> --- <br /> -------------- <br /> ------'-- � m,EX10-12-B3- 3' <br /> ----------------_-- I x(3,100} <br /> i <br /> 2,500 <br /> 1`-------------- <br /> ----_._...--_- ! 1 <br /> i <br /> -------------------------------- <br /> ----------------•----•----..-.....------------------- I , <br /> k i <br /> 1 , <br /> 1 , <br /> 1 1 <br /> 1 <br /> 1 { <br /> k 1 <br /> 1 , <br /> 1 F <br /> I ' <br /> 1 k <br /> 1 <br /> + 1 <br /> ' I 1 <br /> i F <br /> 0 20 60ft <br /> i I <br /> 1 1 <br /> I 1 ! <br /> 1 + <br /> i F <br /> figure 10 <br /> TPHc CONCENTRATIONS IN SOIL 15-25 FBG <br /> CALIFORNIA AREAS 6 AND 7, NEIGHBORHOOD C AND D <br /> e <br /> SOURCE;SAIC,0811V2Q0BAND SAN JOAdLIINCOUNTY PS5ESSOR'SMAP BH.209A6. FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> MONITORING WELL LOCATIONS MW-2 THRU MW-16AND SOIL VAPOR PROBE Tracy, Cal/forma <br /> LOCATON SVP-1 BASE€?ON MID COAST ENGINEERING SURVEY DATED S0am, <br /> 60222-95(011)GN WA010 DEC 14/2010 <br />