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i <br /> 31-JuW3 <br /> 0 Sidewalk ® <br /> 9= B <br /> ® Soil Boring Location E <br /> ----------------------------------------- Groundwater Monitoring Well <br /> Deep Zone Groundwater <br /> {Monitoring Well <br /> Estimated extent of TPHg in shallow 9 0 <br /> EAST <br /> STREET ��� groundwater Concentration it parts per .0 <br /> billion(ppb) Bag <br /> ----------------....--.—.-------------... ——————— <br /> �TPHg concentration in shallow 0 ?� <br /> 1� 51 groundwater Concentration in ppb E e <br /> �1 g <br /> Estimated extent of TPHg in deep � <br /> S-1 0e groundwater Concentration in ppb <br /> 43a 1TPHg concentration in deep <br /> Planter groundwater Concentration in ppb <br /> S % S-1-85 <x Not detected at arertin lunrt of x <br /> I 14,00 I I I Po S <br /> Groundwater Flow Direction <br /> in the shallow groundwater zone i i �� , X10 C`"0 Note Data used on this map is from the May 2003 <br /> 3Q98 through 2003 i i i �� �� ' a� /' f USTs groundwater sampling event <br /> Historical(shallow)groundwater gradient ranges from w s_ �� 41.1 ��\ ,0 �- Canopy <br /> 0 0002 to 0 005,with the average being 0 0015 �� A\Former USTs �� ti, rl S-4 J (tYP) Q <br /> -�-50 <br /> / <br /> &4-83 , a <br /> 430• I U <br /> Waste Oil <br /> S-3 �3-84 Tank \`. i i W I <br /> 51 7� <br /> � I I <br /> I I <br /> Dispenser Island <br /> Station Building and (typ) <br /> Lube Bays S3-13 <br /> ti3-1, <br /> 50 <br /> 1 � � <br /> i (D <br /> CD c <br /> E <br /> 'D E o <br /> Scale (ft) ri 1O <br /> FIGURE L U <br /> 0 15 30 60 <br /> ^. w <br /> 0 <br /> Co � � <br />