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1./ <br /> San Joaquin County DIRECTOR <br /> Donna Heran,REHS <br /> °' -'" . Environmental Health Department <br /> o•- c ASSISTANT DIRECTOR <br /> 600 East Main Street Laurie Cotulia,REHS <br /> `' ?< Stockton, California 95202-3029 <br /> PROGRAM COORDINATORS <br /> Carl Borgman, REHS <br /> Mike Huggins,REHS,RDI <br /> Website: www.sjgov.org/ehd Margaret Lagorio,REHS <br /> Lf FOS Phone: (209) 468-3420 Robert McClellon,REHS <br /> Fax: (209) 464-0138 ,teff Carruesco,REHS,RDI <br /> • Kasey Foley,REHS <br /> MATT GABRIS <br /> SARA LEE BAKERY GROUP INC October 4, 2007 <br /> 3500 LACEY ROAD <br /> DOWNERS GROVE ILLINOIS 60515-5424 <br /> RE: Earth Grains/formerly Kilpatrick Bakery RO#: 110 <br /> 1717 S. Center St. CUP#:4423 <br /> Stockton, CA 95201 AP#:16507228 <br /> WORKPLAN: Site Conceptual Model (SCM) and Revised Remedial <br /> Investigation Work Plan <br /> DATED: September 13, 2007 <br /> PREPARED BY: PSC Environmental —Thomas Neely, PG. <br /> STATUS: APPROVED with conditions noted below. <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORKPLAN fHealth & Safety Code H&S <br /> Section 25296.10(c)(3)1: <br /> • Conduct an additional soil and ground water investigation in a two-phase <br /> approach. First phase is to advance three(3) direct push borings (C6, C7, & C8)to <br /> investigate the lateral extent of soil contamination discovered during post-remedial <br /> confirmation soil sampling as required by the EHD. Collect and analyze selected <br /> soil and all ground water grab samples for LUFT-UST protocol. <br /> • Phase two includes the installation of two additional monitoring wells (MW-2A and <br /> MW-5) in areas determined from data collected from Phase one. <br /> • Conduct a sensitive receptor survey. <br /> • Submit a report of findings as an updated SCM.The SCM is to include estimates of <br /> residual mass of TPH-g in the soil and ground water. <br /> COMMENTS AND CONDITIONS: <br /> • Submit a Well Permit Application Form and $89 fee. <br /> • Updated SCM is to include a discussion of the mass and the fate and transport of <br /> all petroleum constituents detected at the site. <br /> REASONS FOR Di_SAPPROVAL OF THE WORKPLAN_IH&S Section 25296.10(c)(3)1: <br /> • None. <br /> BY: 6 <br /> V-4� <br /> Michael Infurna, R S. (209)468-3454 <br /> cc: CVRW QCB—James L. Barton, Sacramento, CA_ <br /> SWRCB—CUF—Mark Owens, Sacramento, CA. <br /> PSC— Paul Anderson, 210 West Sand Bank Rd, Columbia, Illinois. 62236 <br /> ETIC—Thomas Neely, 2285 Morello Ave, Pleasant Hili, CA. 94523 <br /> Ismael & Magdalena Rivera, 1717 S. Center, Stockton, CA. 95206 <br /> [X]: electronically transmitted to consultant on: October 4. 2007 <br />