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�T} LEGEND <br /> MW-14 ARCO SOIL VAPOR EXTRACTION WELL <br /> (0 78) SHALLOW GROUNDWATER MONITORING WELL <br /> MW- (CONOCOPHILLIPS) <br /> MW 13 SHALLOW GROUNDWATER MONITORING WELL <br /> (moo W) (ARCO) <br /> DEEP GROUNDWATER MONITORING WELL <br /> (CONOCOPHILLIPS) <br /> MW 11 DEEP GROUNDWATER MONITORING WELL <br /> (naso) <br /> (ARCO) <br /> 'fOS7 ARCO GROUNDWATER EXTRACTION WELL <br /> C.O <br /> FORMERMtBE ISOCONCENTRATION CONTOUR(pg/L) <br /> MW-1 SEVNI E Fs flo sl 1Q0 <br /> ALLEY <br /> t502`�r- <br /> W-2 0 5 (1,100) MtBE CONCENTRATION Wg/L)BY EPA METHOD 8260 <br /> EORMEp \\\ <br /> MIBF <br /> METHYL TERTIARY BUTYL ETHER <br /> ` MW 8 <br /> MW 1 {] {? ` F (<0 so) YglL MICROGRAMS PER LITER <br /> O <br /> 1,000\' W <br /> o <br /> mM100) 1 {3 B) +(r 7 <br /> TAcO BEt� -' MW-4 MW 9 n�114 <br /> oRtiv�AY <br /> EW-4 <br /> 9 EW 2 <br /> MW-7 DMW 2 (0 93) <br /> 510eW RLK y <br /> MW-12 <br /> (c 0 50) <br /> HApDINC WAY EW-7 g1D�WpL4C <br /> R <br /> r <br /> MW S <br /> pFt1VE W-1 <br /> S E-1 <br /> MW-4 + (1 7) <br /> BUILDING <br /> M 3 <br /> ® + 1 <br /> ( PUMP ,I <br /> CL SLAND ACn <br /> W <br /> AC PAVING MW-1 <br /> m PAVING <br /> i� <br /> v <br /> 0 <br /> ~ ° BUILDING <br /> MW-9 3-a <br /> N AC <br /> aPAVING o 60 120 <br /> REFERENCE THIS FIGURE IS BASED ON AN AERIAL SURVEY <br /> � AC PROVIDED BY MORROW SURVEYING APPROXIMATE SCALE FEET <br /> ij v7 PAVING.. MW-2 <br /> r� & DRAWN BY PR PREPARED BY PREPARE FOR <br /> m FORG UgTs <br /> CHECKED KF 01502 FORM R 7$ STATION #4409 FIGURE 8 <br /> APPROVED CH NORTH EL DORADO STREET <br /> MW-8 I MtBE ISCONCENTRATION CONTOUR MAP <br /> DATE 9/23r04 DwR ARCO STATION#f4932 <br /> oJOB NO 776P 54932 03 S E C 0 R tl 6 HARDING WAY DEEP WATER BEARING ZONE <br /> CAD FILE MTBE DEEP 3017 KILGORE ROAD SUITE 100 STO!`CKTON,CALIFORNIA JULY 13-14,2004 <br /> N RANCHO CORDOVA CA 95670 <br />