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N _ <br /> PUBLIC HEALTH SERVICES <br /> SAN JOAQUIN COUNTY <br /> ENVIRONMENTAL HEALTH DIVISION <br /> Karen Furst, M.D. , M.P.H. , Health Officer <br /> 304 East Weber Avenue, Third Floor • Stockton, CA 95202 <br /> �'r�rPUlAla`P <br /> 209/468-3420 <br /> ROBERT COC HRAN <br /> CHEVRON PRODUCTS COMPANY <br /> P O BOX 6004 <br /> SANRAMON CA 94583-0904 <br /> RE: 575 GRANT LINE ROAD, TRACY LOP SITE CODE:1408 <br /> WORKPLAN. WORK PLAN for SITE ASSESSMENT former Chevron Station k 9-8632 <br /> DATED: Oct. 21 2001 <br /> PREPARED BY: Secor <br /> APPROVED: <br /> WA "ROVED: <br /> NEEDED: Submit bvby <br /> ADEQUATE AND NE CESSARYELEMENIS OF THE WORK PLAN [H86 25299.3 7,subd(c) (3)]: <br /> 1. To perform additional assessment to determine the full extent of contamination. <br /> 2. To complete 4 additional monitoring wells, two shallow and two deep, to further define lateral and vertical <br /> ground water contamination. <br />�. TO sample and analyrz soiirto-de ' <br /> 4. To analyte samples for TPI- g, TPH d, BTEX, and fuel oxygenates by 8260. <br /> 5. To submit a report of findings to PHS/EHD for review and comment. <br /> COMMENTS AND CONDITIONS: <br /> To applyto PHS/EHS for necessarypemiits and inspections. <br /> The "Tri-Regional Board Staff Recommendations For PreliminatyEvaluation and Investigation of Underground Tank <br /> Saes" along with its "Appendix A" and "Appendix B" should be used as guidance documents. All work and report <br /> which require geological or engineering evaluation must be performed under the direction of an appropriate California <br /> registered or certified professional. <br /> DATED l al�'O 1 BY <br /> Harlin Knoll. Senior REHS 2091468-3442 <br /> cc: Secor <br /> A Division of San Joaquin County Health Care Snvices <br />