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in I <br /> m N APPROXIMATE <br /> I SITE BOUNDARY i APPROXIMATETAM 13ELL <br /> LEGEND <br /> EXISTING <br /> 0W STOP I PLANTER SITE BOUNDARY <br /> CL lal MARKET I MW-10+ GROUNDWATER MONITORING WELL <br /> I OF LOCAL UPPER SCREENED ZONE <br /> I <br /> o I MW-9 (9 GROUNDWATER MONITORING WELL <br /> p OF LOCAL LOWER SCREENED ZONE <br /> I <br /> i I ATC-4 SOIL BORING <br /> r <br /> MW-4 B SHP-6 O SOIL BORING <br /> w <50 _ <br /> W [28] EXISTING 'SPAT <50 TOTAL PETROLEUM HYDRDBiARBONS <br /> AS GASOLINE (TPHg) <br /> Z SHP-1 ASPHALT (<5.0) P <br /> m i �30 - \\+71 f [28] TOLUENE <br /> Q » Jr (2.5) I I (<5.0) METHYL TERT-BUTYL ETHER (MTBE) <br /> r <br /> OUTLINE--,. MW-1R I MW-e— r0� M7BE ISOCONCENTRATION CONTOUR <br /> fJ4 / 1 SHP-4 I LINE, DASHED WHERE INFERRED <br /> CAN _ t <br /> UMP <br /> r PY <br /> SHP-3 �.� I ND NOT DETECTED <br /> APPROXIMATE __ MW-5 `H I �� g P-5I < LESS THAN <br /> LOCATION OF <br /> UNDERGROUND <br /> NOTES! GROUNDWATER MONITORING WELL <br /> STORAGE TANKS — m EXISTING MW-7 NOTES!� PUMP /P(!MP TACO BELL I SAMPLES WERE COLLECTED <br /> IEZZ7 d R p y 1 ON 08/24/05,rp <br /> MTBE WAS ANALYZED BY <br /> PLANTER ,ATC-5 f PARKING EPA METHOD 6260 <br /> l <br /> ` REPORTED CONCENTRATIONS ARE IN <br /> ` TC-6 (35���HP�s ( I o LOT MICROGRAMS PER LITER. <br /> _�� ATC-1 PLANTER <br /> * SHP-6 <br /> 1 MW-10 <br /> SIDEWALK SC's <br /> 30 0 30 FEET <br /> _. . . ... ......... ....... ..- ......., ..,..,..... _..., .._.._... TPHg/TOLUENE/MTBE CONCENTRATIONS IN <br /> <= W E S T H A M M E R L A N E GROUNDWATER, LOWER ZONE WELLS 08/05 <br /> (MW-1 R, MW-2, MW-4, AND MW-9 <br /> ATC-2 ATC-3 DTIC-4 QUIK STOP MARKET 132 <br /> 3555 WEST HAMMER LANE <br /> SOURCE: SITE SURVEY BY RON ARCHER, <br /> STOCKTON, CALIFORNIA <br /> DATEDEDECEMBERN14, 1992 <br /> PREPARED FOR <br /> WELL MW-8 SURVEYED BY <br /> SIEGFRIED ENGINEERING, INC. QUIK STOP MARKETS�- _ - , INC. <br /> DATED 12/9/99 FREMONT, CALIFORNIA <br /> ASSOCIATES INC. <br /> No. OAIE ISSUE/ REVISION —e DATE: 10104/0.5 1 FIGURE 6 PROJECT mumeER <br /> SCH.E AS SHOWN 1 62503.32ve <br />