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05-Feb-02 <br /> Location of Municipal Wells Relative to Site N C Q <br /> N C <br /> wen B-2,550 ft 0 CV <br /> We112-1,650ft C C O <br /> —N— (Destroyed) 0 O 1— L, <br /> O <br /> Well 4 1,700 ft ZZ <br /> co <br /> Well 7-1,300 ft <br /> U W E W E C 7 <br /> Scale(ft) _.-- _ - _ Z <br /> I C O O <br /> 1 Property- -- ------- .�.�_--- Line --- - �4 Well 1-1,400 R '3 r' L <br /> 0 20 40 80 i el'"„` T ;' O <br /> (Destroyed) S O _ 0 <br /> MW-3 4 "� C i cc O. <br /> S�Uou ! yN O ! 0 <br /> Den Dulk Well S V <br /> MW-5A <br /> � Groundwater Flow Direction <br /> Planter 31.53 i 2Q00 to 1Q02 <br /> <0.50 I bb <br /> <0.50 <br /> Car i usrs ! <br /> warn i <br /> Location <br /> r <br /> 2 Dispenser ! ; � J3143 <br /> MW-2 Islands EW-2 EMW-1 MW-4B *MW'4A �� <br /> 31.53 <br /> — ----------------�'�"r----.._.-- ---- [0.50 ---� Q <br /> Sidewalk <br /> 2.3 � <br /> m , <br /> EAST MAIN STREET EXPLANATION Q <br /> MW4' Groundwater monitoring well U <br /> MW-5A,B+ Dual completion monitoring well <br /> MW-1 Existing groundwater monitoring well <br /> i on adjacent site <br /> Groundwater production well <br /> Property Line j <br /> f � Destroyed well <br /> CHEVRONMW-1EW-1 4"Monitoring/Extraction Well <br /> FACILITY <br /> °p Groundwater elevation contour in feet = <br /> o I referenced to mean sea level(ft mst). 0 <br /> 77 <br /> Dispenser Arrows indicated approximate ground- <br /> Islands v water flow direction. <br /> RESTAURANT 4 �' <br /> s>11 <br /> + i Caltrans Well I Well designation (D <br /> BMW"4 ! MW"4�Groundwater elevation,ft msl. ,V <br /> Proposed <br /> usr W '� 30.24 Benzene concentrations in round- <br /> �' / Locadons I✓ :� <0.5� water in arts per billion gb G� <br /> `MTBE concentrations in ground- N <br /> water in ppb by EPA Method 8260. N <br /> I \ <br /> to <br /> UST <br /> Locations Locations x I Not detected at detection limit x 1B <br /> \ l <br /> ly . Approximate Hydraulic Gradient=0.0004 <br /> o <br /> MW-3 ! <br /> FIGURE L 5 <br /> \ Z isl <br /> �� 2 _ <br /> � Wo <br /> N C- <br /> o C11) !r <br />