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- PUBLIC hEALTH SE'RVICES <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH ]DIVISION <br /> Karen Furst, M.D., M.P.H., Health Officerp" <br /> 304 East Weber Avenue, Third Floor • Scockrc n, CA 95202 <br /> 2091468-3420 <br /> U <br /> RAMONA BOOZE <br /> TED PETERS TRUCKING JAN 0 4 1999 <br /> PO BOX 831 <br /> MANTECA CA 95336 <br /> RE: TED PETERS TRUCKING CO, INC SITE CODE: 1427 <br /> 1985 YOSEMITE <br /> MANTECA CA 95336 <br /> San Joaquin County Public Health Services Environmental Health Division (PHSIEHD) <br /> has reviewed the "1998 Modified Soil Boring Work P an" dated November 10, 1998 <br /> prepared by Del-Tech Geotechnical Support (Del-Tech) and Geological Technics, Inc. <br /> The scope of the work proposed has been significan ly modified from the original work <br /> proposed in the "1998 Soil Boring /Temp. Monitorin Well Work Plan" dated June 10, <br /> . <br /> 1998 prepared by Del-Tech and Geological Technics. PHSIEHD recommends the <br /> following changes to the work plan: ' <br /> 1) Provide a contingency for converting one or mor soil borings to monitoring wells <br /> based on field data and observations. Include monitoring well design in the work <br /> plan addendum. <br /> 2) Analytical detection limits for oxygenate analysiE of for water samples should be <br /> lowered to 5 parts per billion as recommended in the PHSIEHD comment letter <br /> dated September 21, 1998. <br /> Submit an addendum to the referenced work plan no later than January 20, 1999. <br /> If you have any questions, please feel free to contact Jeff Wong at (209) 468-0335. <br /> Donna Heran, REHS, Director <br /> Environmental Health Division <br /> Jeffrey Wong, EHS Margaret Lagorio, REHS <br /> LOP/Site Mitigation Unit IV Supervisor <br /> Jc: Del-Tech Geotechnical Support Services- Can Light <br /> c: RWQCB, Central Valley Region - Mark list <br /> c: Ray Kablanow Geological Technics, Inc. <br /> A Division of San Joaquin Covnry ealth Care Scrvices <br />