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�s!f� � ��� � y� ,.•..��y�: .�, ""'�3' �' �o.,+P' .���'", iY '�-3 9 � _'"` �a' 'Thi''=m• 7v "5 <br /> i <br /> NORTH <br /> 3 <br /> f I <br /> SCALE IN FEET <br /> 0 50 <br /> 100 <br /> i <br /> t <br /> e <br /> 2 EXPLANATION <br /> 4 <br /> W--2+ MONITORING WELL LOCATION <br /> r, 4200 BENZENE CONCENTRATION <br /> t PARTSPER BILLION (PPB? <br /> KETTLEMAN <br /> N.Q. NOT DETECTABLE, DETECTION LIMIT 0.5PPB <br /> DIRECTION OF GROUNDWATER FLOW <br /> W-8 <br /> W-7 <br /> N.D. <br /> AMERICA <br /> TOP OF CASING DEP4FEb <br /> ATER SURFACE SAVING: <br /> WELL ELEVATION, FEET'k SURVATION, -EE-,.b <br /> W-1 42.87 ^11.64 <br /> W 2 42.94 -12.27 <br /> SW-2A 42.92 55.06 -12.14 <br /> a.i W-28 <br /> 43.12 54.95 -11.83 <br /> W-3 42.48 54.79 -12.31 W 6 <br /> W-4 43.06 55,98 -12.92 N.D. <br /> L W 41.90 54.57 -12.67 <br /> W-6 41.80 54.64 -12.84 <br /> W-7 41.48 54.00 -12,52 <br /> W-8 41.22 33.$0 -12.56 <br /> r � <br /> a Absolute elevations based on city bench mark 786 on the northwest <br /> r ' Comer of the Keltleman Lane and Hutchins Street intersection. <br /> 3 Elevation of bench mark 786 Is 43.11 font above son level, <br /> b April t989 <br /> t <br />