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MW-4 ? Block wall EXPLANATION <br /> (37.23) <br /> / �� R• _ Remediation <br /> equipment <br /> uw_10O Monitoring well <br /> (MW-3 <br /> x" <br /> ' _� "_10 Vapor extraction well <br /> VW <br /> -N - F <br /> VW-2 /,r- 1 Air sparge well <br /> -------r---i � Vapor extraction MS-3 <br /> piping (Typ.) -! Sparge monitoring well <br /> MW-7 p. / 0 a ; ; STATION MIN-9 0 Destroyed well <br /> (-36.27) / A P <br /> Dia enser BUILDING <br /> Islandso , ; (-3b.7i) Groundwater elevation <br /> (Ft.-MSL) <br /> L-i Li �- - Groundwater elevation <br /> rn / __� vw-a 'VW-7 contour (Ft.-MSL) <br /> r % , VW-10 VW-11 <br /> "y ; -t_-_+v_w-6 AI <br /> Direction of groundwater <br /> (-3b.sb) T-___ ' flow <br /> V `+ ' '50 Gradient (.t) = 0.002 <br /> CM i VW^, VW-3 - - i <br /> L--------------- <br /> ' ` AS-2 AS_ i MWAS-3NA! Not measured <br /> 3 '-- - _ -, ` <br /> MW_1 AS-fO M5 2 *MS' 3 '� <br /> O MS-1 i_ VW-1 -----------� - -+VW-12 .a <br /> VW-9 <br /> Side alk =Driveway *'i 36.71) <br /> wi 4t w g <br /> y V V <br /> a <br /> HAMMER Lr � <br /> MW-8 <br /> 10- <br /> Mw ,0 <br /> (- W- p MW-9 Source. Bose moo fled from drawing <br /> provided by RESNA. <br /> i� ARCO PRODUCTS COMPANY FIGURE NO. <br /> ARCO SERVICE STATION NO. 2130 <br /> E m c o n SCALE: 0 30 60 FEET 7906 N. EL D04DO STREET <br /> L- s STOCKTON. C UIFORNIA 3 <br /> PROJECT NO. <br /> GROUNDWATER CONTOUR MAP (SEPTEMBER 18, 1996) 805-114.04 <br />