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i ri NOTES T LEGEND ST Ag sTgEE round Crater monitoring data collected on 27 June 2005 from Flag City Chevron wells MW-1 Flag City Chevron CCI m l0A Ground Wates Monitoring Well Location -f- TAR W-1 MW-2. UW-4, MW-5, MW-6A, MSP-7, MW-10A, MW-120, MW-13A. MW-16, MW-19A & MW-20A .1 i 96 with reported ground water elevation o 3B'S Truck plaza wells MW-1 M9f-2, MW-3, MW-4 MfP-5, MW-9, MW-8A MW-IDA, MW-11A and MW-12A Three B's Truck Plea& Flag City Chevron monitoring wells resurveyed on 10 Tune 2004 Q ZWgi Ground water monitoring well location 1 with reported ground water elevation Ground water elevations relative to National Geodic Survey Datum C 464 (NAVD88) 1 U► p pp 0 q Ground water elevations of FIRST ZONE ground water (10 ft to 35 ft) C`� 200 Ground water elevation contour line r2„� g W All units reported as feet relative to mean sea level O ® Domestic Drinking Water Well Location O W ® E=imting Building Structure O U .n aU x o t N I � � j !t fi hiferred ground water flow direction e T� �y cool and gradient o t CA LOT Rome Diagram Showing Frequency of l[W-18A yp-2 , VA N s Historical Ground Water Flow Direction !3 "127 •' at Three B■ Former Tank Pit Area u7 Zfp N 130 w o d U o r4 � 1 Rose Diagram Showing Historical Ground Water now Direction and Gradient at �'r~ 147 r Flag City Chevron Tank Pit area ] Blue arrows indicate data collected before Z W �_ start of ground water pump-and-treat. E+ z Red Arrows indicate data collected after z \ start-up of ground water pump-end-trent U ,7 O r�i di 0 M52 i� d U a0 a 1 ~ \\ 1 45 5 E--i � U KT ROAD \ E O TH4R �N 001 4B Mp_4� � �q 0 008 a ROc s t 00 6 F 9 0 Tse B°a 0 O 1(rr31B 0004 H 0 a02 140 /^ 149 N ,s E Q ,t[r61 < 64 N S a b7 gp 3 ,Cp_12A 1 i 67 UV-ilA W 63 ��13A 1 63 0