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STATE OF CALIFORNIA-EmArwrn*nhl Prc(w • <br /> .� PETE WILSON. Govrmai <br /> CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> 344 FkMXW Rob,"o A <br /> Racran00b,CA 96W-10W <br /> -40NE:M 6)M&MM <br /> 6)255-3015 <br /> 3 February 1997 <br /> Ms. Linda Gonsalves <br /> Pacific Gas and Electric Company <br /> 375 North Wiget Lane, Suite 13o FEB -- 5 1997 <br /> Walnut Creek, CA 94598-2412 I <br /> i✓ <br /> C0%1.MJNITY SERVICES DEPT. <br /> WORK PLAN TO CONDUCT PRELIMINARY SOIL ANrD GRO ` <br /> ELEVEN PACIFIC GAS AND ELECTRIC SITES THROUGHOUT THE CENTRAL V,ALLEy ONS, <br /> I have reviewed the December I996 Workplan to Perform Soil and Groundwater Preliminary <br /> Environmental Assessment at Eleven PG&E Gas Dehydrator Stations throughout the Central Valle}, <br /> area and the 30 January 1997 Addendum to the Work Plan. Figure I (attached) shows the locations of <br /> the 11 sites. The work plan describes the historical activities at each of the sitesand proposes to drill <br /> borings at each site in order to sample sod and groundwater. Temporary wells will be constructed or a <br /> hydropunch-type sampling device will be used to obtain grab groundwater samples at each boring <br /> location. Soil and groundwater will be analyzed for total petroleum hydrocarbons measured as gasoline.,1����; C <br /> and diesel, benzene, toluene, ethylbenzene, xylenes and glycol compounds. <br /> The work plan is hereby approved. In accordance with the proposed schedule, technical reports for the <br /> 11 sites will be submitted by 16 May 19917. Please provide at least 72 hours notice prior to field <br /> activities in case I wish to observe the field methods or obtain split samples. <br /> If you have any questions, you may call me at (916) 255-3077. <br /> oc�� <br /> EI. M. WEISS <br /> Associate Engineering Geologist <br /> JMW:jrnw/lsb <br /> Attachment <br /> cc: Glenn County Department of Environmental Health Services, Willows <br /> Sacramento County Department of Environmental Management, Hazardous Materials Division, <br /> Sacramento <br /> San Joaquin County Department of Public Health Services, Stock--ton <br /> Solaro County Department of Environmental IIealth Management, Fairfield <br /> Sutter County Department of Environmental Health , Yuba City <br /> Tchama County Department of Environmental Health, Red Bluff <br /> Yolo County Department of Environmental Services, Woodland <br />