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LEGEND: I I I O I <br /> MW-8 9 MONITORING WELL LOCATION <br /> MW-10)K MONITORING WELL DECOMMISSIONED ON DECEMBER 5,2001 I I $ <br /> IN ACCORDANCE WITH COUNTY AND STATE REQUIREMENTS <br /> J <br /> T EY.-6 OO GROUNDWATER EXTRACTION WELL NOT INCLUDED O <br /> W IN MONITORING PROGRAM <br /> f <br /> B 1 11 BENZENE (DBTdDZB Property) <br /> T 2 TOLUENE <br /> E 18 ETHYLBENZENE U <br /> } X 1 TOTAL XYLENES <br /> TPH 1'300 TPHp+TOTAL PETROLEUM HYDROCARBONS AS GASOLINE _ <br /> TPHdhI 1,500 TPHd•TOTAL PETROLEUM HYDROCARBONS AS DIESEL xMw-10 <br /> S TPHd(t <br /> 1,000 TPHd•TOTAL PETROLEUM HYDROCARBONS AS DIESEL x <br /> (WITH SILICA GEL PREPARATION) <br /> + B 2 8 c0.5 MW-14 t^ <br /> oc50 I NOT DETECTED AT OR ABOVE STATED METHOD T 2 T c0" <br /> d DETECTION LIMIT E 13 E c0.5 8 <0 5 <br /> X 0.9 X c0.5 <br /> ! (NS) NOT SAMPLED TTH+ 1,600 TPH 69 T N.5 <br /> TPHdD) 2,500 TPHdB) 460 X t�0.5 I I <br /> d TPHd07 900 TPHd(O 430 <br /> "'Ng <br /> PN cS0 ( . <br /> ALL CONCENTRATIONS ARE IN MIG)oGRAMS PER UTER(.9A.) TPHdM 70 <br /> TPHdM 37 <br /> — — — — — — Mw-5 Mw-6 E%-6 Mw-12 W_7 IMw-8 <br /> (NS) NS <br /> Q <br /> FORMER SPILL AREA:SOIL EXCAVATED AND REPLACED DFILL <br /> CHEVRONTEXACO <br /> Y4 <br /> Median <br /> Sg <br /> o; <br /> s GRANT LINE ROAD <br /> w� <br /> 5 5 0 40' 80.. <br /> o� APPROXIMATE GRAPHIC SCALE ' <br /> 'q <br /> CHEVRON EMC <br /> g V SAN RAMON'CALIFORNIA <br /> g CORRAL HOLLOW AND GRANT LINE ROADS SITE <br /> .q I TRACY,CALIFORNIA <br /> 9 NOTES: <br /> gg a TPH AND STEX CONCENTRATIONS IN <br /> s • 1. BASE MAP WAS SUPPLIED BY GEOMATRIx, DATED 1/13/03 GROUNDWATER <br /> a AT A SCALE OF 1'=40'. MAY 27,2010 <br /> I <br /> ARCADIS FIGURE 2 <br />