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��v SpEAH, <br /> MW-1, <br /> � LEGEND: <br /> ` @ DEEP GROUNDWATER MONITORING <br /> s WELL <br /> OFFICE eutLONG ' GROUNDWATER EXTRACTION WELL <br /> 1525 El.DORADO ST+EET 1 1� <br /> SHALLOW GROUNDWATER MONITORING <br /> WELL LOCATION <br /> A SOIL VAPOR EXTRACTION WELL <br /> e5?-� ` • SOIL BORING <br /> ALLEY �- °'€ `ix 'I AREA OF OVER-EXCAVATION DURING 1999 <br /> -- <br /> � UPGRADE ACTIVITIES <br /> FoR� r�a!� IN" 0 POWER POLE <br /> r��pvir,E pOpApU ST 0 <br /> 1 O +5021=L MW_8 oHE OVERHEAD POWER LINES <br /> " k 4O fl5 00 <br /> rn 1 a a <br /> m �1n GAAOlEM0.002 APPROXIMATE GROUNDWATER FLOW <br /> j sK DIRECTION AND GRADIENT F7/F I <br /> MW-3 <br /> w e _19,0 GROUNDWATER ELEVATION CONTOUR <br /> 60 W7 (FEET ABOVE MEAN SEA LEVEL) <br /> (NM) C��li4AY <br /> (-19.48) GROUNQWATER ELEVATION <br /> (FEET ABOVE MEAN SEA LEVEL) <br /> (NM) NOT MEASURED <br /> Mw- DEEP MONITORING WELLS NOT USED IN <br /> �DMW-3` CONTOURING <br /> DM W-2" -2 <br /> .a r-ta.9si '� <br /> HaRpiN� wp,Y <br /> N= Mw-s <br /> a yo DR SB-2 � (•ta.�d1 <br /> EW"1 <br /> pit YE. � MP Ft9m) 4) <br /> ISLA <br /> � MW-4 <br /> Lu <br /> ♦ f•19.21) <br /> Mw-1 <br /> PA <br /> ISLAND <br /> AC <br /> PAYING <br /> C !� 6U1LD,. <br /> m rn <br /> � z <br /> mW-8 , REFERENCE: TOSCO SITE IS BASED ON ON A'SffE 0 60 120 <br /> 3 P ti" PLAN'PROVIDED BY IT CORPORATION, <br /> AND IS INTENDED FOR ILLUSTRATION <br /> r t3riuER ANo SBA I <br /> ± ;i i 4 i1 EVSTING USTs MORROW SURVEYING.ONLY.ARCO WELLS SURVEYED BY ! APPROXIMATE SCALE FEET <br /> 1 + irMW-2 <br /> i L}}j ` r te9s1 DRAWN <br /> IL- PR FIGURE 6 <br /> SSEC <br /> OR APPR CH ARCO SERVICE STATION#4832 <br /> S /` 16 FAST HARDING WAY <br /> mW_8 International DATE STMKTON,CALIFORNIA <br /> Incorporated "NO 04APR2442 GROUNDWATER ELEVATION CONTOUR MAP <br /> 4 77BP 54932 00 BEFORE BATCH EXTRACTION -OCTOBER 1, 2002 <br />