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__Woodward-Clyde" <br /> Consultants <br /> Ms..Diane-M Hi*nson,,`R.-E H.S. -- - _ <br /> Project No. 4F,04:055 VV <br /> == October 20:, 1994 <br /> -Page-2 - <br /> Woodward-Clyde_has contracted Spectrum Exploration of Stockton, California-to conduct - <br /> _ — _ - <br /> - the drilling-activities The depth of the borings wilf extend up to 70-feet below ground'= <br /> surface Field screening-will,d'etermine total depth of borings:_ If contaminations observed <br /> at a-depth of b0_feet below ground surface, a groundwater-sample=will-be collected: The--= _' <br /> _. _ — - - <br /> location of=the third boring will be-determined by site':condtons Up to five soil samples =' <br /> _- will b_e selected=from each-tioring for chemical analysis: The sarnpies will be:analyzed for-- - <br />-- _Total Petroleum Hydrocarbons=as diesel and as-gasoline using modfied__EPA Method:8015-___: <br /> - _ and benzene; toluene, ethylbenzene=and^•total Xylenes usmg-EPA—_1Glethod 8020; by-a State---- - <br /> _:Al - <br /> - - of Califorria.:certified anlytical laboratory.- <br /> If you have_any questions;please call me-oi Jay=Kamne at_;(916) '3-68=098$. - <br /> T very-truly yours, <br /> — -WOODWARD-CLYDE- <br /> --=Wilskutoff <br /> _ _Geologist <br /> - cc <br /> Steve Shinners YF- JohJava GC <br /> - -- Jim;Kleinfelder <br /> - Attachments: Figure 1'= Site Map-with Proposed S&=Boring Locations -- <br /> 4E04055W\YFSBPERM.LTR (1020-94)SAC <br />