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{ <br /> N <br /> N 1 I E <br /> Q r i <br /> APPROXIMATE APPROXIMATE <br /> SITE BOUNDARY TACO BELL <br /> SITE BOUNDARY <br /> p EXISTING QUIK STOP i PLANTER <br /> O W MARKET ; <br /> ' I J <br /> c� r <br /> z_ w <br /> r Z I + <br /> r g MW-4 I MW-10+ GROUNDWATER MONITORING WELL <br /> n ff OF LOCAL UPPER AQUIFER <br /> ' - k ASPHALT <br /> W F RAMP NG MW-9 <br /> ASPHALT RAMP � GROUNDWATER MONITORING WELL <br /> Z ¢ r SHO-1 <50 OF LOCAL LOWER AQUIFER <br /> 1 S MW-3 <0.5 I ATC-4 SOIL BORING <br /> 'I <br /> Q <br /> [0.611 <br /> 'I OUO INET_ I MW-6 SHP-4 I SHP-6 O SOIL BORING <br /> I CANOPY MW-1R <br /> 1 O D SHP-3 • 1 <br /> WELL CLUSTER LOCATION <br /> PUMP PUMP <br /> ' APPROXIMATE _ — _ MW-5 j SHP-5 TOTAL PETROLEUM HYDROCARBONS <br /> LOCATION OF —1 <2,500 AS GASOLINE (TPH—G) IN <br /> UNDERGROUND — — <25 MICROGRAMS PER LITER (ug/1) <br /> STORAGE TANKS I — PUMP PUMP [2200] �� EXISTING MW-7 <br /> I TACO BELL <50 <2,5 BENZENE IN ug/I <br /> w <0.5 <25 1— <br /> m~ L1.1] [2,200] METHYL TERT-BUTYL ETHER (MTBE) <br /> PLANTER ATC-5 a IN ug/I BY EPA METHOD 8260 <br /> ' o PARKING <br /> MW-219 OSHP-2 LOT < NOT DETECTED ABOVE <br /> ` MW-9 LISTED DETECTION LIMIT <br /> ` ATC-6 _ ATC-1 PLANTER <br /> • SHP-6 <br /> MW-10 <br /> SIDEWALK <50 <br /> ' I <br /> [<0.<0.5] <br /> SCALE <br /> G� - <br /> ' 30 O 30 FEET <br /> � � W EST HAM M E R LAN E <br /> ' TPH-G/BENZENE/MTBE CONCENTRATIONS <br /> ATC-2 ATC-3 ATC-4 IN GROUNDWATER <br /> UPPER AQUIFER (08/30/02) <br /> QUIK STOP MARKET 132 <br /> 3555 WEST HAMMER LANE <br /> SOURCE: SITE SURVEY BY RON ARCHER, STOCKTON, CALIFORNIA <br /> CIVIL ENGINEER. INC., <br /> DATED DECEMBER 14, 1992 PREPARED FOR <br /> WELL MW-8 SURVEYED BY QUIK STOP MARKETS, INC. <br /> DATED 12/9/ 99EERING, INC. <br /> 1 <br /> FREMONT, CALIFORNIA <br /> Q 10/31/02 IS5uE0 FOR REPORT EC 19MW-8 <br /> AWASSOCIATES INC. <br /> No. DATE ISSUE / REVISION WN. aro irWAWD BY DATE: 10 31 02 FIGURE 5 PROJECT NUMBER <br /> ' SCALE:I AS SHOWN 1 62503.3201 <br />