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14-Apr-03 T <br /> r» ,� Ortho V cc o <br /> LMattress Jack In The Box EXPLANATION '� `v <br /> California Bagel Co I:f <br /> Groundwater monitoring well 0 <br /> ' Vapor extraction well V c <br /> Groundwater elevation contour in feet d <br /> PORTER AVENUE y 4 referenced to mean sea level(ft msl) C v <br /> Arrows indicate approximate O C <br /> MW-2 I groundwater flow direction () O <br /> -21.55(<0 50) -2 6 I U <br /> 5 -19 71 Grou dwater elevation in ft ms] 4 <br /> (c5 0) (<0.50) 146 c ova <br /> (<5 0) (6 4) Benzene concentration in ppb ?i <br /> == Former Dispenser (7 6) ; MTBE concentration in ppb <br /> UST Existing <br /> _ Islands <br /> Location USTs �`- <x O <br /> _ Not detected at reporting limit x <br /> �= o <br /> Notes VE -2 not used in contouring Wells MW-1 through <br /> MW-5 VEW-1 MW-9 and MW-11 were sampled on 21-Feb-03 Well MW-10 <br /> -2121 �6 Parking Lot was sampled on 3I-Mar-03 <br /> -%�i <br /> (0 71) '(1,900) ry tee- i <br /> v _� X50 Approximate hydraulic gradient=0 003 <br /> (c5 0) ( ) Canopy <br /> " zr m m <br /> MW-311 0 MW-414D � - <br /> _ -21.40 -21.68 M F <br /> (24) (4.7) <br /> (c5 0) 18) m n <br /> Parking Lot <br /> 2 100 MW-46 - <br /> -2144 W <br /> ,(15), MVS'-8 I Q <br /> (<5 0), -2189 I {J <br /> (0 74) W <br /> w V�nzt3n (<.5 0) Petco <br /> rete s~ m = <br /> p t A g m v _am -mm Parking Lot <br /> ryIM <br /> b w A m <br /> = =_ <br /> M <br /> MW-7 I <br /> -21.53 f <br /> - (1,400) <br /> -- (<100) 'N- <br /> C <br /> 2S�{o0 M O <br /> MW-11 MW-91SpD <br /> -2113 -21.88 is _ � 1 _� <br /> (<0 50) <br /> is I dao (c5 0 Gy <br /> (<5 0) g� {� ) <br /> -10 J Marengo Scale(ft) •� <br /> Parking Lot Center.. � <br /> v <br /> (<5.0) W (Strip Mall) 0 30 60 120 4) <br /> Strip Mall <50) j -0 a) C T <br /> Payless O c E <br /> ini Storage I C ¢ o <br /> Cc `-' U <br /> p� FIGURE <br /> QI c O <br /> _ Y <br /> Alleyway Uo <br /> co <br /> W o v) <br />