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San Joaquin County DIRECTOR <br /> Q �N Donna Heran, REHS <br /> oA Environmental Health Department <br /> �•., �� pG ASSISTANT DIRECTOR <br /> 2� 600 East Main Street Laurie Cotulla,REHS <br /> N :X Stockton, California 95202-3029 PROGRAM COORDINATORS <br /> •• Carl Borgman, REHS <br /> !' Mike Huggins, REHS, RDI <br /> Website: www.sjgov.org/ehd Margaret Lagorio, REHS <br /> FOR <br /> Phone: (209)468-3420 Robert McClellon,REHS <br /> Fax: (209)464-0138 Jeff Carruesco, REHS, RDI <br /> Kasey Foley,REHS <br /> September 16, 2008 <br /> Mr. John & Mrs. Maxine Ferraiolo <br /> PO Box 757 <br /> Lodi, CA 95242-0757 <br /> Subject: Harry's Auto RO#: 276 <br /> 2662 N. Wilson Way CUF#: 15094 <br /> Stockton, CA 95205 Global ID#: T0607700314 <br /> WORKPLAN: Work Plan for Soil Vapor Extraction/Air Sparging Pilot Test and <br /> Additional Ground Water Investigation <br /> DATED: September 5, 2008 <br /> PREPARED BY: Eric Price, PG. <br /> STATUS: APPROVED with conditions noted below. <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORKPLAN (Health & Safety <br /> Code (H&S) Section 25296.10(c)(3)l: <br /> • Install two soil vapor extraction wells, one air sparging well, and three <br /> observation wells onsite for radius of influence (pilot) test as required by <br /> the EHD. <br /> • Conduct an additional offsite ground water plume delineation investigation <br /> as required by the EHD by collecting ground water grab samples east and <br /> west of the site in the municipal right of way. <br /> • Collect soil and ground water samples for TPHg (8015m), BTEX (80216) <br /> and gasoline oxygenates and lead scavengers (82608). <br /> • Submit a report of findings to the EHD. <br /> COMMENTS AND CONDITIONS: <br /> • Submit the Well Permit Application forms and $404 fee for the onsite Pilot <br /> test wells and another set of forms and fees for the offsite ground water <br /> investigation. Include a copy of the San Joaquin County Public Works <br /> encroachment permit with the offsite packet. <br /> • The report of findings for the Pilot Test is due on Geotracker for the EHD <br /> review 60-days following the end of the pilot test. TPI-Ig and BTEX may be <br /> analyzed by EPA Method 8260B if at a cost savings. <br /> • Take immediate steps to secure the County encroachment permit. Advise <br /> the EHD immediately if problems occur with the process. <br /> REASONS FOR DISAPPROVAL OF THE WORKPLAN fH&S Section 25296.10(c)(3)1: <br /> • none. <br /> BY ItAcJ <br /> Michael Infurna, Senior Reefistered Environmental Health Specialist <br /> (209) 468-3454 <br /> c: Ms. Marla Nahorn — Environmental Closures, 1811 Grand Canal #2, Stockton 95205 <br />