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AREA B1 ------- ------- ----- <br /> , -� ------------ <br /> ly./ - <br /> 0 50 1 00f <br /> LEGEND <br /> • GROUNDWATER MONITORING WELL(CRA) <br /> i <br /> PONDS M FINAL EXCAVATION CONFIRMATION SOIL SAMPLE(SAIC,6-07) <br /> ' • <br /> MW-18 -- FORMER PIPELINES-APPROXIMATE LOCATION <br /> PROPERTY BOUNDARY <br /> ---------------------PROPOSED DEVELOPMENT <br /> 25 AREA 82 - —PARCEL BOUNDARIES <br /> �61) -- - - --- oM --- PG&E OVERHEAD POWER LINES <br /> -- MW-17 • - ,_-_.- —>,._...— O EXCAVATION FOOTPRINT <br /> --` -- --------'_- <br /> -. _ ______ —25— TPHc CONCENTRATION CONTOUR <br /> - ------ +, r DASHED WHERE INFERRED <br /> W-14 I — (41) TPHc CONCENTRATIONS ARE IN <br /> • _ _. MILLIGRAMS PER KILOGRAM(mglkg) <br /> ( r i NOTES: <br /> . 1FBG-FEET BELOW GROUND <br /> • TPHc-TOTAL PETROLEUM HYDROCARBONS AS CRUDE OIL <br /> k � <br /> • SOIL TPHc CONCENTRATIONS SHOWN ONLY FOR BORINGS <br /> I s WHERE DETECTED ABOVE REPORTING LIMIT OF 25 mg/kg <br /> + ' i <br /> � + i <br /> I 1 <br /> I + <br /> ( AREA B3 r' _ J <br /> 1 <br /> ----------- --------------''� "`------------ fir <br /> ` -- • W-15 1 <br /> ' ' 1 <br /> _. - ------ - ♦ (41) MVV-13 <br /> • + <br /> 1 + I 1 1 <br /> + I • AREA B4 <br /> PASTURE k <br /> --------------- <br /> 1 + <br /> , , 1 <br /> , <br /> figure 3 <br /> + f r <br /> + ' 1 <br /> -- --------- <br /> TPHc CONCENTRATIONS IN SOIL 5-15 FBG <br /> ' AREAS B2, B3, AND B4, NEIGHBORHOOD B <br /> 1 <br /> FORMER SHELL CENTRAL VALLEY CRUDE OIL PIPELINES <br /> SOURCE:SAIC,2006.MONITORING WELL LOCATIONS MW1 THRU MW19 BASED CN + ' <br /> MID COAST ENGINEERING SURVEY DATED 9Y2W, + ' Tracy, California <br /> e <br /> 6) I , <br /> I , <br /> 60222.95(011)GN-WA003 DEC 14/2010 <br />