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tl <br /> 18-Aug-03 <br /> 1 <br /> EXPLANATION ' <br /> Groundwater monitoring well <br /> Scale(ft) � <br /> ® Product dispenser number <br /> _N 0 15 30 60 R - Groundwater elevation contour in feet <br /> +, y referenced to mean sea level. Arrows a <br /> / indicate approximate direction of <br /> groundwater flow. <br /> fHAMPTON STREET -23.15 Groundwater elevation in ft msl <br /> (<0.50) Benzene concentration in parts <br /> per billion(ppb) <br /> Planter Planter (<0.50) MTBE concentration in ppb <br /> <x Not detected at reporting limit x <br /> Approximate hydraulic gradient=0.004 I <br /> Air/Water Dispenser <br /> l <br /> MW-2 <br /> -24.74 <br /> (<0.50) <br /> MW-1 (<0.50) (Fence(typ) <br /> -24.54 <br /> (29) <br /> Canopy (<0.50) <br /> Dispenser * I <br /> Island(typ) <br /> N <br /> p <br /> Station <br /> OBuilding <br />€ l UST Vents <br /> Planter <br /> +'3 MW.3* <br /> I <br /> a -24.38 <br /> (<0.50) �j -UST Complex _ <br /> i (23) 1 _ <br /> MW-4 Nearest Water <br /># -24.50 Supply Well <br /> (<0.50) t, (1,200 feet) <br /> 21 (8.6) <br /> Planter Planter j <br /> FIGURE F <br /> i <br /> s <br /> i <br /> v ADAMS STREET 2 <br /> -j <br /> '49hell-branded Service Station Groundwater Contour/Chemical <br /> 2320 North El Dorado Street <br /> Stockton, California Concentration Map <br /> C A M B R I A <br /> July 11, 2003 <br />