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04-Oct-02 <br /> Ortho �� fl. <br /> L {� d <br /> Mattress N <br /> Jack In The Box EXPLANATION <br /> California Bagel Co �� aS <br /> Groundwater monitoring well20 <br /> E <br /> Vapor extraction well i Q <br /> PORTER AVENUE v <br /> Groundwater elevation contour in feet ++ O <br /> referenced to mean sea level (ft msl) <br /> MW-2 Arrows indicate approximate V O <br /> -22.54 MW-1 groundwater flow direction i U <br /> (<0 50) -2263 <br /> (<0 50) (<0 50) <br /> -1971 i Groundwater elevation in ft msl <br /> Former * (0-90) (6 4) Benzene concentration in ppb <br /> UST Dispenser + I <br /> Location Islands <br /> Existing <br /> _ (76) MTBE concentration in ppb by <br /> O <br /> a EPA Method 8260 0 <br /> - V) W-1 <br /> <X Not detected at reporting limit x <br /> �O <br /> W MW-5 -2 3S Parking Lot Sir Mil -Custom Approxiir►ate hydraulic gradient=0 003 <br /> -2217 - Frame <br /> m _ (<0 50) (2,900) <br /> {<0 50) (<50) y Canopy shop Note VEW-2 not used in contouring <br /> rvI o E� <br /> MW-311 b MW-4 JCJO <br /> ° <br /> -2247 -2269 [—t <br /> (<0 50) (0 99) Q <br /> (<0 50) (8,6) <br /> Parking Lot ra m <br /> MW-6 <br /> -22.59 -}O W <br /> (I 1)- MVV-8 Q <br /> (<0 50) -2307 U <br /> <0 50) <br /> Verizon {<0 50) Petco <br /> Wireless <br /> W Parking Lot <br /> MW-7 <br /> -2266 U I <br /> (460) -.el <br /> (<2 0) " I N <br /> O <br /> MW-11 <br /> -2241 1,`'6d0 + -2312 I N <br /> (<0 50) (1 2) <br /> (<0 50) N (<0 50) V <br /> N J Marengo I Scale(ft) <br /> * MW-10 Parking Lot Center '� <br /> 11t 2265 (Str 3p Mall) 0 [30 60 i 20 N <br /> ,Strip Malt (<5 0) ,a <br /> Payless ,° (<5 0) E <br /> int Storage a o <br /> a = <br /> CZ <br /> FIGURE 7 U <br /> Gco <br /> O <br /> Y <br /> Alleyway .= r o <br /> U) c4 cn <br />