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ENVIRONMENTAL HEALTH DEPARTMENT <br /> SAN JOAQUIN COUNTY <br /> Unit Supervisors <br /> Donna K Heran,R.E.H.S. <br /> •: .. :< 304 East Weber Avenue, Third Floor Carl Borgman,R.E.H.S. <br /> Director Mike Huggins,R.E.H.S.,R.D.I. <br /> 71. Al Olsen,R.E.H.S. Stockton, California 95202-2708 <br /> Douglas W.Wilson,R.E.H.S. <br /> Program Manager Tele hone: (209)468-3420 Margaret Lagorio,R.E.H.S. <br /> F o ar' Laurie A.Cotulla,R.E.H.S. p <br /> Program Manager Fax: (209) 464-01.38 Robert McClellon,R.E.H.S. <br /> Mark Bazcellos,R.E.H.S. <br /> JOE ALDRIDGE <br /> BILE COPY <br /> ULTRAMAR INC <br /> 685 WEST THIRD ST <br /> HANFORD CA 93230 <br /> RE: Former Beacon #12474 SITE CODE: 1173 <br /> 3440 E. Main St. RO#: 00066 <br /> Stockton, CA., 95205 <br /> WORK PLAN: "Work Plan for an Additional Subsurface Investigation <br /> and Interim Soil Remediation." <br /> DATED: July 25, 2002. <br /> PREPARED BY: Horizon Environmental Inc. — Rexford K. Smith, RG. <br /> STATUS: APPROVED <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORK PLAN [H&S <br /> 25299.37, subd(C)(3)1: <br /> • Install one cone penetrometer testing (CPT) boring onsite to 130' for <br /> soil lithology only and, <br /> • Install four `hydropunch' borings to 130' bgs and collect grab- <br /> groundwater samples at 100' and 130' in two borings and only at <br /> 130' bgs in the other two borings and, . <br /> • Analyze groundwater samples for TPHg, BTEX, methanol, ethanol, <br /> MtBE, EtBE, DIPE, TAME, TBA, 1,2-DCA and EDB and, <br /> • Submit report of findings to EHD. <br /> COMMENTS AND CONDITIONS: <br /> • Submit EHD well installation permit application and fee. <br /> REASONS FOR DISAPPROVAL OF THE WORK PLAN [H&S 25299 37 <br /> subd(c)(3)1: <br /> • none <br /> DATED: August 23, 2002. BY:C-. -Z&9Z' �5Pp <br /> Michael Inf a, Senior REHS (209) 468-3454 <br /> [X] Faxed to consultant on: a?i. <br />