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30-Jan-04 <br /> CL Co <br /> y Sidewalk <br /> EXPLANATIONo N <br /> C C ca <br /> Shallow Zone Groundwater Monitoring WellC G a`) <br /> ------------------------ ------------------ V W E <br /> -- <br /> Deeper Zone Groundwater Monitoring Well La) <br /> N <br /> � � n <br /> 3 v <br /> Groundwater elevation contour C <br /> "'Y <br /> / in feet referenced to mean sea = V <br /> �/ ' level(ft msl). Arrows indicate <br /> approximate groundwater flow i <br /> -------------------------------------•------ I direction. (D <br /> . <br /> FAST IFREMONT STREET � d E <br /> S_4 Well designation C d) <br /> -34.471! Groundwater elevation,ft msl. IV <br /> <0.50<0.50/7.3 Benzene/MTBE/1,2-DCA concentrations 3 <br /> -33.72 ------__ <br /> --`-- ----------- - in groundwater in parts per billion(ppb) G <br /> 1,900/<50/430 ---' <br /> ® Planter <X <br /> Not detected at reporting limit x t <br /> S-1-35 -p i Approximate hydraulic gradient=0.007 to 0.014 <br /> / \ / Canopy <br /> ® (typ) USTs <br /> \� Farmer USTs�C ® \ <br /> S-4 S-6CL <br /> Waste Oil Tan /i `T -33.54 <br /> 4.47-a S-4-83 � m <br /> <0.50/35/I.6 <br /> t < <br /> G; U <br /> S=3 Q�• i ❑ ❑ <br /> -33.41 33 <br /> 19 <br /> <0.50/<0.50/48 ti r W <br /> Station Building and t----- - ------------ <br /> Lube Bays E-� <br /> E <br /> Dispenser Island <br /> (typ) � W <br /> t pQ <br /> T � <br /> \/ C <br /> -33.39 `33 8-2-85 -0 1 G <br /> 6 <br /> <0.50/<0.50/49 S_2 1 a <br /> -33.71 (q <br /> N_ <br /> ANCON STET <0.501<0.50/1.1 <br /> L —45 <br /> _a) <br /> G <br /> 0 L <br /> Scale(ft) L ,ja <br /> U <br /> 0 15 30 60 FIGURE -9 W o <br /> m <br /> o O <br /> Ch N U} <br />