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r <br /> ,%Now NNW <br /> ENVIRONMENTAL HEALTH DEPARTMENT <br /> u l c <br /> SAN JOAQUIN COUNTY <br /> Donna K.Heran R.E.H.S. Unit Supervisors <br /> Director 304 East Weber Avenue, Third Floor <br /> Carl Borgman,R.E.H.S. <br /> • Al Olsen,R.E.H.S. Stockton, California 95202-2708 Mike Huggins,R.E.H.S.,R.D.I. <br /> Douglas W.Wilson,R.E.H.S. <br /> cq `F ,:Ra�P Program Manager Telephone: (209) 468-3420 Margaret La orio,R.E.H.S. <br /> o Laurie A.Co Man R.E.H.S. Fax: (209) 464-0138 Robert McC ellon,R.E.H.S. <br /> Program Manager Mark Barcellos,R.E.H.S. <br /> NORM CRUM <br /> WOOLSEY OIL INC FILE <br /> COPY <br /> 166 FRANK WEST CIR <br /> STOCKTON CA 95206 <br /> RE: Woolsey Oil Card lock SITE CODE: 508175 <br /> 1501 W. Charter Way RO#: 0000640 <br /> Stockton, CA., 95206 <br /> WORK PLAN: "Additional Subsurface Investigation" DATED: May 1, 2002 <br /> PREPARED BY: Ground Zero Analysis Inc. — Gregory P. Stahl, RG <br /> STATUS: APPROVED (with conditions noted below). <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORK PLAN [H&S <br /> 25299.37, subd©(3)1: <br /> • Install two, first groundwater, 2"-PVC monitoring wells at site for <br /> lateral petroleum plume delineation and, <br /> • analyze selected soil samples (up to 3 per boring) for TPH-g,d <br /> (8015m), BTEX (8020), and Oxygenates (8260) and, <br /> • develop wells, characterize and properly dispose of purge water, and <br /> add wells to existing quarterly monitoring scheduling and, <br /> • submit a report of findings to EHD. <br /> COMMENTS AND CONDITIONS: <br /> • Analyze at least one (1) soil sample per boring for 1,2-DCA, EDB, <br /> (826013) and Lead (6010) and, <br /> • analyze groundwater sample from each new monitoring well for 1,2- <br /> DCA, EDB (8260B) and Lead for at least two (2) consecutive quarterly <br /> events. If detected, continue analyses every quarter and, <br /> • submit Caltrans encroachment permit along with EHD Well Permit <br /> Application Form and fee within 45 days of this letter. <br /> REASONS FOR DISAPPROVAL OF THE WORK PLAN [H&S 25299.37, <br /> subd©(3)1: <br /> • None. ��ffffrr q <br /> DATED: May 30, 2002. BY: <br /> Michael Infur a, Se for R S 209 '468-3454 <br /> L1 <br /> [X] Faxed to consultant on: <br />