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t NOTES STAB STREET � LEGEND round water ^~ 'o monitoring data collected on 26-27 September 2005 from Flag City Chevron wells Flag City Chevron Cb o -1, MW-2. MW-4 MW-5 MW-8A MW-7 MW-10A. MW-12A, MW-13A, MW-16, MW-19A & MW-20A _16A Q7z Ground Water Monitor hng Well Locution 4. ca & 3B'S puck �2 05 �`+ with reported ground water elevation a c� }, Plaza wells MW-1 MW-2, MW-3, MW-4, MW-5, MW-8. MW-BA. MW-IOA MW-11A and MW-12A O y as All Flag City Chevron monitoring wells resurveyed on 10 June 2004 ¢' _1 Three B e Truck Plaza m _1 48+ Ground water monitoring well location Ground water elevations relative to National Geodic Survey Datum C 484 (NAVD88) ,-, with reported ground water elevation Ground water elevations of HYDROGEOLOGIC UNIT 1 ground water (10 ft to 35 (t) C A All units reported as feet relative to mean sea level 0 -t oo Ground water elevation contour line ® Domestic Drinking Water Wen Location b a ro o Eidsting Building Structure w Inferred ground water flow direction and gradient x A rs a � VACOT LOT Rose Diagram Showing Frequency of a A ' N S Historical Ground Water Flow Direction at Three B s Former Tank Pit Area 4Q, x` o 17 ;�uA a a •� yam- �r 112 Rose Diagram Showing Historical Ground p 82- Water now Direction and Gradient at a, CA -i BB �1 IT a Flag City Chevron Tank Pit area W Blue arrows indicate data collected before O �j \ start of ground water pump-and-trent �raIl O y� Red Arrows indicate data collected after stert-up of ground water pump-and-treat. x 014 x U O �54 �`. z E- a w fn x U 160 E- _. NTONOAD R \`�� E W M, (� THBR _a 001 W O `7 a8 0 008 Ey 0 008 A a _1 eye. TrackePI"A a 47 0 004 � a -13A COUPY O l -2 ON 0 002 -1 _152/ i \ UV 51� _ — —*—I + N d \� \_11 —150 I'r � 3r / o 1 Yi 40 N S _14z � 1 —130 � Z 10 03 -1 W �113A s W � o