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OCT 3 '94 18 : 09 FROM hICCUTCHEN, ET AL SF 2 TO 1003 15105388797 PAGE .005i006 <br /> *moo" �.. <br /> LE-VINE-Fit_fCKIE <br /> The baring .samples were submitted to Quanteq Laboratories of. <br /> Pleasant. Hill, Cali:foraia, a state-cerz2fied: laboratory, for-. <br /> analysis by EPA Method 8240 for acetone. The:..sU3:far..s sail <br /> samples. were submitted to Asbestos TEM Laboratory of.. BerJcel.ey:, <br /> California, for Polarized Light Microscopy. (PLM) analysis_ <br /> Acetone was not identified above method: detec'ton: .l;iiasts in. . <br /> the soil boring samples. Asbestos fibers were. -not-identified.-.. <br /> above method detection limits in the two surface soil. samples. <br /> Laboratory reports and chain-of-custody forms are included in. <br /> Attachment• 2. <br /> UST' &EMOQILL. AND PIW710US SOIL IRVESTIGATIC3L <br /> An 8, 000•-gallon-capacity UST used to store waste acfttone was: <br /> ra maved by a contractor on• December.,20., 1989= (Fiql=.e-: Z-):_ The, <br /> bottom of. the. QST excavation was at. approximatal . 13: feat; bge:.. <br /> The UST ramoval .was..monitored- by an inspector: f==- tha SiCEM <br /> one soil sample was. reportedly collected by a:. previous <br /> consultant .fr•am each of four borincs drilled' .to•..apprcximatei-T. <br /> 15 feet bgs. after the UST. excavation. was. backfilled.. Two: .df.' <br /> the borings .rare drilled outside the: UST. excavation.. (SB�-3 and <br /> SB-4) and t-dowere drilled in the bac]cf fled excava&ion. .(SZ-1 <br /> and SB-2). . ' The. borings were drilled using a hallow- <br /> Stem-auger. Samples were .collected in 2x6-i.-2ch. brass tubes-using a <br /> split-spoon. sampler.. <br /> The four sail samples (SB-1.15, S$-2_lEr,. S$-3. 15., and=*'. <br /> were- submitted to Superior Analytical Laboratory,', Inc_., of:.$an: <br /> Fraac1sco., California, for analysis by EPA ffethoo-. SW-916 <br /> Method 82.40 for volatile organic comps lands (7OCs)•, •includin <br /> acetone. Uo VOCs were reported above• detection limits in any <br /> of the four samples_ . Laboratory raports ars- included in. <br /> Attachment 3 <br /> ASTA69�tT3. ' <br /> Attachments to this. report are as fo•llaws.•.. <br /> • <br /> Figure- l: Site. Location Map <br /> • Figure 2--.. site. map with Soil Sammi g. Locations: =d. . . <br /> Former Locat1orz of Was te-Acatone: undergraund.' <br /> Storage Tank. <br /> • Attacbment. 1: Sail Boring Permit <br /> Attac3=en1_- 2: Laboratory Certiffcates:. (-Twine-Fr cl+ce!;: . . <br /> Sampling.) ::....• :: <br /> Attactzmeat. 3': Laboratory Cartifi:catas (Frevlous,'iS l% sis );:. •. <br /> ?1dS5s-sr:: icvix: <br /> 2 .. <br />