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13 Jan 03 <br /> La N <br /> O <br /> Sidewalk0 � <br /> EXPLANATION W c N <br /> ® Soil Boring Location V 0 n <br /> _.---------------------------------------------- Groundwater Monitoring Well � � 0 <br /> -W C O <br /> Groundwater elevation contour v <br /> in feet referenced to mean sea V C <br /> level(ft msl) Arrows indicate C O <br /> I approximate groundwater flow G V <br /> direction L <br /> ----.,.._---......---------------------------------- � V <br /> S^4-`Well designation 'E <br /> EAST FREMONT STREET .33 30—Groundwater elevation,ft msl <br /> <0 50—Benzene concentrations in U <br /> S_1 0 57\ground-water in parts per billion(ppb) <br /> -33.41 MTBE concentrations in ground- <br /> 2,200 water in ppb <br /> <100 - I Planter <x ' Not detected at reporting limit x <br /> I <br /> i <br /> 8 Approximate hydraulic gradient=0 001 <br /> � k <br /> I E <br /> I <br /> Canopy <br /> (tYP) USTs <br /> Q <br /> \ \` `/Former USTs S_4 <br /> �G <br /> -3339 I m <br /> Waste Oil Tan �� (<0 50) <br /> / �� � 057) -3340 I Q <br /> U <br /> S-3 <br /> -3340 \ Station Building and II it W <br /> (<O50) Lube Bays ---- ------------- I <br /> (<0 50) -33 43 <br /> ' Dispenser Island <br /> (typ) W <br /> � a <br /> _-3346 <br /> S2 C <br /> O <br /> _T +_3347 � <br /> (tea 50) <br /> <0 50) (n <br /> m <br /> CON STREET v <br /> L _ <br /> G) N <br /> CD C � <br /> C <br /> C � <br /> O <br /> Scale (ft) LL U <br /> FIGURE <br /> Q 15 30 60 cI <br /> 2 � W � <br /> � U <br /> dl O <br /> 0 <br /> N co <br />