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1 <br /> 1 NOTES LEGEND <br /> 3 <br /> Ground water monitoring data collected on 27 December 2004 from Flag City Chevron Wells �+ <br /> -BB, MW-9B MW-101), MW-11C, MW-12C, MW-13C, and MW-12C Fag City Chevron <br /> Ground Water Monitoring Well Location 4 o <br /> 3B'a Truck Plaza wells MW-7C, MW-BD MW-9C, MW-10B MW-11D & MW-12D M�98 p O -1 with reported ground water elevation r <br />' All units reported as feet relative to mean sea level E�, li�AC+Three B e Truck Plaza <br /> All Flag City Chevron monitoring wells resurveyed on 10 June 2004 S`TR T Ground water monito well Location <br /> �` R r' <br /> Ground water elevations relative to National Geodic Survey Datum C 484 (NAVDBB) .S � with reported ground water elevation a <br /> Ground water elevations of HYDROGEOLOGIC UNIT 4 (90 ft - 110 ft) ground water t}' _130 Ground water elevation contour line itj ;-, m <br /> 102 <br /> �+ ® <br /> Domestic Drinking Water Well Location <br /> W f �W� m <br /> } ® E�dating Building Structure G Q <br /> 6 <br /> Inferred ground water flow direction <br /> and gradient z <br /> 0 <br /> —170 N <br /> 1 0 <br /> qt <br /> � VACS �,oT a a <br /> + g <br /> 1 w <br /> Rose Diagram Showing Frequency of <br /> ++ p g Historical Ground Water Flow Direction <br /> at Three B's Former Tank Pit Area w <br /> Cn <br /> —150 <br /> ` Rose Diagram Showing Historical Ground i--� <br /> ` Water Flow Direction and Gradient at41 <br /> Flag City Chavmn Tank Pit area x+ z Q <br /> Blue arrows indicate data collected before y <br /> start of ground water pump-and-trent C>' � � <br /> Red Arrows indicate data collected after 0' Z a <br /> ` �12C start-up of ground water pump-and-trent. 44 <br /> 43 v x <br /> ��` W 0 Q <br /> TRORNTaN R0� i� O <br /> 4- E a E- <br /> let <br /> 0008 w <br /> c a <br /> 0 006 <br /> a <br /> E cAlioYr Q 10D 0 004 <br /> UV_8D 0002 <br /> CQ <br /> N S <br /> N3 S 20 <br /> 12D r 1� <br /> r �18 � � -1 18 —110 <br /> � <br /> o <br /> o 1 UV_98C <br /> W � <br /> I <br /> � o <br /> I <br />