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ENVIRONMENTAL HEALTH DEPARTMENT <br /> "'N. SAN JOAQUIN COUNTY <br /> Unit Supervisors <br /> 2 aCf ? R.E.H.S. Carl Borgman,R.E.H.S. <br /> Donna K.Heran <br /> N: - Director 304 East Weber Avenue, Third Floor Mike Huggins,R.E.H.S.,R.D.I. <br /> Al Olsen,R.E.H.S. Stockton, California 95202-2708 Douglas W.Wilson,R.E.H.S. <br /> • ..: _ _::.::�P• Program Manager Telephone: (209) 468-3420 Margaret Lagorio,R.E.H.S. <br /> OR`' Laurie A.Cotulta,R.E.H.S. Robert McClellon,R.E.H.S. <br /> FFax: (209) 464-0138 Mark Barcellos,R.E.H.S. <br /> Program Manager <br /> SONYA OLBRANTZ <br /> PREMDOR US HOLDINGS INC <br /> 2675 KINGS GAP MTN RD <br /> PIEDMONT 'AL 36272 <br /> RE: Premdor <br /> 433 W.Scotts Ave. <br /> Stockton,CA <br /> ..WORKPLAN: Prelin-dnarySite Assessment Work Plan DATED: 8/13/02 <br /> PREPARED BY: Advanced GeoEnvironmental <br /> APPROVED X <br /> DISAPPROVED 0 <br /> ADDENDUM 0 Submit by: a <br /> ADEQUATE AND NECESSARY ELEMENTS OF THE WORKPLAN [Health&Safety Code(H&S) <br /> Section 25299.37(c)(3)1: <br /> 1. Installation of three geoprobe borings,and collection of soil samples and water samples. <br /> 2. Laboratory analysis of soil and water samples for total petroleum hydrocarbons,BTEX,MTBE and lead. <br /> COMMENTS AND CONDITIONS: <br /> 1. Detection limits for chemicals analyzed using EPA Method 8260B on the soil samples collected at the time <br /> of the tank removal were raised. Therefore,some soil and all water samples collected during this phase of <br /> work should be analyzed for oxygenates using EPA Method 8260B. <br /> 2. Four underground storage tanks were close at this site in 1986 and a closure letter was issued for these <br /> tanks in 1994. These tanks were in the area southeast of the two tanks removed in March 2002. Please <br /> ensure geoprobe locations are placed appropriately to investigate the two tanks removed in March 2002. <br /> REASONS FOR DISAPPROVAL OF THE WORKPLAN (H&S Section 25299.37(c)(3)): <br /> DATED <br /> 9'3)o�- BY D tum <br /> Cc: CVRWQCB—Marty Hartzell <br /> AGE—Daniel Kalmbach <br />