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e <br /> Caltrans Coustrudloa <br /> x DIVISION <br /> Dfhae <br /> Oboe <br /> xI <br /> k Tra1w <br /> x <br /> U*-12 1e 0 40 80 <br /> 4 x <0 <br /> 0 NW42 Approximate scale, feet <br /> OA <br /> 4 1 99 <br /> Y <br /> _ <br /> " x x x x <br /> x <br /> CjratRA rj <br /> e • IWWA <br /> <' ' s SlorrJa)9 womhouso <br /> Y <br /> ' x,',�. <1 <br /> v I $ MW-7 < <br /> x _ 4 <br /> OA 4 <DnwmY < <br /> 1^ $9.2 1 4 <br /> `U tlw Z <br /> �VYJ-1 T i Former Pump Island <br /> m ` <br /> LEGEND <br /> _ j �SB•1 <br /> O MW 4 through MW-12, GEOCON <br /> L=r sanllne Former Pump Island Groundwater Moriftoring Wells <br /> ur to <br /> _ � MW-1 through MW-3, Anon Geoscience <br /> s -2 Groundwater Monitoring Wells,March 1992 <br /> ' Drheay r Mw— <br /> < TPH-0 <100 o S8-1 and 58-2. Afton GeosclenCe <br /> Soil Borings,March 1992 <br /> NINr-4ss <br /> ' MAW-50 SB-3,GEOCON Sod Boring <br /> IM4 <br /> M K <1 ® VW-1 &VW-2, GEOCON Vapor Emactron Wells <br /> ' x T-1 Former 10,000 Gallon Unleaded Gasoline UST <br /> T•2 Former 5,000 Gallon Diesel Fuel UST <br /> x Mw—to Purge 3SuAlple well 11oollect aft oto <br /> ' x MT8 0 <br /> Discrete d <br /> 4299 mvierat*00ficaw <br /> x ra r-#a TPH—g Torsi Petroleum H00cwtimS11e9011"naps <br /> ' B Bene <br /> MTBE Me"Tw dM Btq Lather <br /> Geo to = Gmurtdwater deo in tee#taw grourW sinfam <br /> ' <br /> SOURCECormrihbm in rnkrogi�per 1ller(pgk) <br /> GEOCON ENVIRONMENTAL CONSULTANTS. INC, DECEMBER 1996 <br /> DISCRETE SAMPLING RESULTS AND QUARTERLY MONITORING RESULTS (APRIL 1999) - TPH-g, BENZENE AND MTBE <br /> ' Project No 41 a4o�aoa4 D�t� FEB. 2000 Protect CALTRANS sroes<TCN YARD MAINTENANCE STATION Elg 5-3 <br /> NAME t •+to»OIOUD-z\SP-Cr+E+n0aao�i.gJ»g PATE 15 as ; mE. 15= IIRS (irelne-r Wnndward Clvdi- <br />