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D .� � R�TH SEX <br /> CES <br /> SAN JOA UI I � <br /> 04VIRONMENT L I IEAI:X1-1 DIVISION S <br /> Karen rst, M.D., M.RUL, Health Officer <br /> �304 Ea %ober Avenue,`I'i ird Floor Stockton,.CA 915202 <br /> 2CD18� 2g <br /> AUG2 0 <br /> TO: A Abie Pieties <br /> ( ;attached lint) <br /> fie <br /> At St , Metrol titan Airport SITE t t3 ; '1545 <br /> 5r Scrtb Aire tt <br /> tk# CA 3 <br /> Sari uin Cau ty Oubiic Health Services, Environmental Health ai ston(PHWEHC) <br /> < as r en y re rievrred the Zile for the above referenced site and hes the fOwing <br /> rrientt� <br /> In. a Mary p t i ninary soil and groundwater investigation vv conducted near <br /> the former fuel fano area of the airport. prior to this investigation, at,ci of sixteen <br /> underground storage tanks (UST's) had been removed from the site. The investigation <br /> .,was limited in scope, and further constrained by the existence of a concrete slag located <br /> underground in the area proposed for investigation. A total of two direct push ge probe <br /> soil borings were advanced for the collection of soil and groundwater samples. <br /> Analytical results from the samples evidenced significant petroleum hydrocarbon <br /> contamination to both soil and groundwater. <br /> In June 1997 the lest four remaining UST's were removed from the site. Soil samples <br /> collected from beneath hese teaks also evidenced contamination upon analysis. In <br /> September 1997 a work plan to continue the investigation of the petroleum hydrocarbon <br /> contamination was submitted to PHS/EHD by l arnage Environmental. The work plan <br /> proposes the installation o. 1 ree shallow groundwater monitoring ells bated in such a <br /> .toy as to surround theor �er fuel farm area. The work plant as su witted is approved. <br /> Please proceed with submittal of a San Joaquin County well permit sppliation and <br /> required $8;.00 permit fee, and with scheduling the work. Forty-eight hours notice to <br /> PfSElI required y riot tp initiation of fieldwork. <br /> It you have any questions or cninnents please call Lori Duncan at 0 40 37.. <br /> Donpa Hemi, t I tS, Director <br /> Enviror�rnertai I�iealth Civiscon <br /> l Cho Curran,SB.Rfor.RENS Clot Gefstr nn, R. G. <br /> I l Site N!#ige#ion Unit'ill' Engineering rin e tiogist <br /> Natz+ell; VlV1f2CB <br /> Joe RM*e, RamAge environmental <br /> A Division of San Joaquin Count}Fiealrb Care Services <br />