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. 1w51ern tlorr�honK <br /> Clavton <br /> V <br /> 11ki A <br /> June 1' 1990 <br /> Ci tctun Proles t No 29.5-33 1 00 <br /> Nis Laurie Cotulla <br /> SAN JOAQUIN COUNTY PUBLIC HEALTH SERVICES <br /> Environmental Health Divtsion <br /> P O Box 2009 <br /> 1601 E Hazelton Avenues <br /> Stockton CA 95201 <br /> SUBJECT Soil Aeration at Parcel B of Land at <br /> MacArthur DriNe and Grant Line Road in <br /> Tracv Calitomia <br /> Dear Ms Cotulla <br /> . Inter[and Corporation retained Clavton Environmental Consultants. [nc to develop <br /> this work plan for remedwoon of the easoline-contaminated soil at Its parcel at land <br /> located at MacArthur Dnve and Grant Line Road in Tracv Calitomia Site location <br /> and topoeraphv are provided in Figure 1 Intzrlana work .approval Is included in <br /> Attachment A <br /> RACKGRMIND ANT) PURPOSE <br /> In January 1990 Clayton conducted a Phase I environmental assessment of the <br /> subject properry The assessment revealed that a gasoline underground storage 'ank <br /> (UST) was removed trom the site to 1986 K.aprealian Engtneenng, Ir+c (KEI) had <br /> been retained by the owner, Mr Jim Joseph, to install a groundwater monitoring well <br /> near the removed UST The welt was installed to a depth of 25 tees A water sample: <br /> tram the well was analyzed for total petroleum hvdrocarbons (TPH) as gazoline and <br /> for benzene. toluene ethylbenzene. and x%lene (BTEX) -,It of these constituents <br /> were below, detectable limits Clavton could not find the well during the assessment <br /> We were later intormed that it had been abandoned <br /> 4 <br /> At the request of Orchard Supplv Hardware (OSH), the potential purchaser of the <br /> property Clavton installed three monitoring wells ac this site Locations of these wells <br /> are prcnidccl in Figure <br /> '95%1 1,AJ REP <br /> t lit ♦ 1\11 n y ♦ 1 \ 11 � <br />