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EXPLANATION �U�G�•v`Y` ' S• `P . <br /> MW-14® Proposed monitoring well location _ o <br /> NIW-1 ♦ Monitoring well locationStrip Mall Petco J.Marengo c <br /> Caste <br /> MW-13' + Deeper monitoring well location Store smp Niall) \ O O ui <br /> (not used for contouring) ! s ) •� <br /> VEWJ Dual-phase extraction well location O a <br /> (not used for contouring) c <br /> ro <br /> VEW-1 ¢ Vapor extraction well locationN <br /> — u <br /> (not used for contouring) P 9`a m o <br /> o Product dispenser number lL U <br /> Pardngld <br /> Remediation trenchlsubsurface pipe op E <br /> I <br /> Abovegrade remediation pipe 3 <br /> ———— Sanitary sewer line 2 I� o� m <br /> —...— Waterline `V )3°O 2 U <br /> ' O <br /> --------- Electrical line ♦ ♦ 'P 0 c <br /> ------- Telecommunications line 1a <br /> Groundwater Flow direction and gradient(0) 25.00 <br /> Groundwater elevation contour,in feet <br /> �'XX• above mean sea level(msl),approximately <br /> t <br /> located,dashed where inferred <br /> Well designation PACIFICAVENUE <br /> Groundwater elevation,in feet above msl <br /> Benzene and MTBE concentrations are <br /> in parts per billion and are analyzed by <br /> Notes: EPA Method 8260. <br /> NA=Not availableQ <br /> NS=Not sampled )3to00 2,ioo <br /> ND=Below laboratory detection limit –– 23.23i-23.17 <br /> a=Elevated detection limit,see laboratory report for details . –— ND tg <br /> ND <br /> Fxislinp <br /> 1. USTs r ." `� Z r GL"o I -23.00 <br /> T `:. Shell Station I v,nwyiol <br /> I -23:64, 6131PaorficAve. 1 <br /> 4I�J� I I <br /> – MW-141 02 zc-o p <br /> n <br /> Ortho y -- -- -- -------! I Stnp Mall £, 1 rt1 <br /> Mattress 44 O e I <br /> StoreI I I -1 117 2j0 Verizon Wireless y <br /> O Store V <br /> - <br /> 19 d <br /> I 0 ; I Remedutlon - .00 CO) <br /> Compound 1 war <br /> I <br /> a _$ •res -- ------- '.t1$:.`, I j O <br /> 1 Groundwater �7 Q a= co <br /> �J W <br /> Nearest Residence TreaMent System00 —— —— ———————— FIGURE U o <br /> ' so r Nw $0°�0 1 0 20 40 80 a o c <br /> I Catalytic Oxidver I <br /> tx I Nearest Business <br /> o from oxidizer stack Scale(ft) (� r° <br /> 2 <br /> =65 teat WSW <br />