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23-May-02 <br /> Location of Municipal Wells Relative to Site N <br /> CLC <br /> IJ <br /> 0C N <br /> Weng-2550A O <br /> Well 2-1,650ltC L' A l L <br /> co�stroyea) O p 6- T <br /> —N— V :�+ (D <br /> 43 <br /> la CL <br /> Q <br /> Well o-I.700 rt C <br /> Well 7-1,300 ft cc <br /> C7 W E �y E 7 <br /> Scale(ft) W C O O <br /> Property Lane w Well 1-1,400 ft �„� <br /> 0 20 40 SO A°""` 1 O c>xS�,Ra� 5 O (� <br /> Ii MW-3 1 r'' V Q <br /> Scup° MW-5A <br /> Den Dulk Well 31.93 + 9� } S (� <br /> <0.50 31' <br /> Planter <0.50 0 Groundwater Flow Direction <br /> 3�'9 2Q00 to 2Q02 <br /> USTs <br /> i 1 <br /> Car <br /> Wash !s Location ! 318g I <br /> i + MW-6A <br /> nispettspr ' 31.86 <br /> MW-2 � Islands � EW-2 <br /> <0.50 <br /> I :MaW4Bt <0.50 <br /> MW-1 _ 31r pA Q <br /> sidewalk <0.50 <br /> • 0.86 <br /> m <br /> EAST MAIN:STREET EXPLANATION <br /> MW-1 Groundwater monitoring well () <br /> MW-5A,B + Dual completion monitoring well <br /> MW-1 + Existing groundwater monitoring well <br /> i <br /> on adjacent site <br /> Groundwater production well <br /> Property Line j IS Destroyed well <br /> i <br /> CHEVRON +MW-1 I EW-I'+ 4"Monitoring/Extraction Well <br /> I <br /> FACILITY Groundwater elevation contour in feet C <br /> I M referenced to mean sea level(ft msl). <br /> Dispenser i Arrows indicated approximate ground- O <br /> LSiaoag water flow direction. N <br /> 1 CT 4. <br /> RESTAURANT Caltrans Well MW-4#A�Well designation <br /> $�ding MW i Groundwater elevation,ft msl. <br /> 31.90 �! <br /> Proposed I [O.SQ Benzene concentrations in groundL. <br /> - <br /> '-Locations <br /> I �. water in parts per billion(ppb). <br /> Locations I. O Q 0'8 ~MTBE concentrations in Pround- y <br /> ---i`--_- I co' II I I \ I water in ppb by EPA Method 8260. <br /> i jFormer <br /> Illl <br /> I' f iI USTLoca �5 [x Not detected at detection limit x O <br /> U) . <br /> ��\ I Approximate Hydraulic Gradient 0.0005 Q <br /> �C� `— FIGURE >L ca <br /> -3 <br /> yMW i U <br /> I � <br /> v (n co [lC <br /> 6 <br />