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ENVIRONMENTAL HEALTH DEPARTMENT <br />SAN JOAQUIN COUNTY <br />G Unit Su ervisors <br />a' ?a <br />Donna K. Heran, R E.H S. 304 East Weber Avenue, Third Floor Carl Borg an, R.E.H.S. <br />X Director <br />Al Olsen, RE.H.S. Stockton, California 95202-270$ Mike Huggins, R.E.H.S., R.D.I. <br />Douglas W. Wilson, R.E.H.S. <br />c4 rFpaN�P Program Manager Telephone: (209) 46$-3420 Margaret Lagorio, R.E.H.S. <br />Laurie A. Cotulla, R.E.H.S. Robert McClellon, R.E.H.S. <br />Program Manager Fax: (209) 464-013$ . <br />Mark Barcellos, R.E.H.S. <br />JOESPH & ROSANNA PANETTA <br />PO BOX 1072 FILE COPY <br />SAN RAMON CA 9583 <br />RE: former Tracy Diner Site Code: RO#0727 <br />95 W. 11' Street SWRCB-CUF#: 17963 <br />Tracy, CA. 95376 APN: 233-130-27 <br />WORKPLAN: Monitoring Well Installation o F <br />DATED: January 27, 2005 <br />PREPARED -BY: Donna Sexton, AdvancedGeoEnvi ron mental Consulting <br />STATUS: APPROVED with conditions noted below. <br />ADEQUATE AND NECESSARY ELEMENTS OF THE WORKPLAN Health & <br />Safety Code (H&S) Section 25296.10(c)(3)1: <br />• Install additional shallow monitoring wells (MW -8, MW -9, & MW -10) to <br />continue subsurface investigation to define lateral extent of ground <br />water petroleum plume and, <br />• Collect soil samples and analyze for TPHg and TPI -Id (8015m) and <br />Oxygenates (8260B) to include MtBE, 1,2 -DCA, and EDB and, <br />• Survey in new wellheads and add wells to quarterly monitoring <br />schedule and, <br />• Submit report of findings to SJCEHD. <br />COMMENTS AND CONDITIONS: <br />• Due to change In ground water gradient to southeast, one of three <br />monitoring wells is to be located southeast of former UST pit and in <br />this down gradient area. <br />• Submit well permit application(s) and fee(s) once exact well <br />locations are determined. Include City of Tracy encroachment permit <br />if applicable. <br />.• Provide updated map with well locations to SJCEHD prior to drilling <br />for final approval and <br />0 Report of Findings to be in format of Site Conceptual Model. <br />