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Sent By: RWOCB SACRAMENTO; 916 255 3015; Nov-10-99 11 :08; Paye 1 /1 <br /> 1 <br /> i <br /> Califdrnia Regional Water Quality `o. ol ward <br /> Central Valley Region <br /> ion <br /> Steven T. Butler,Chair <br /> Winston H.Hickoz — Gray Davis <br /> Secretary Jnr Sacramento Main Office Vovernor <br /> enwronntenfrfl i Lnlcrnct Address: http:iJww-,v.swrcb Ca gnv/--rw44cb5 <br /> ProrcGtfnn I 3443 Routter Road,Sutic A.SaCTUMCM0,Celifurtua Q5827-300.3 <br /> Phone(916)255-3(X10-FAX(916)255-3015 <br /> 1 November 199 Post-ir Fax Note 7871 <br /> i To Ff0111 � <br /> Mr. Mel Wong 1 <br /> Co./Dept. C�. <br /> Pacific Gas and ilectric Company3f� <br /> Phone# iPliana 8 <br /> 375 North WigeLane <br /> Walnut Creek, C lifornia 94598-2412 Fax Z -/ Z F <br /> REVIEff"OF WORK PLAN FOR ADDITIONAL HYDRO GEOLOGIC ASSESSMENT,PG&E's <br /> AdaDONALD ISTAND, SAN JOAQUIN COUNTY(Case File # 2288) <br /> 1 <br /> We have complt*ed reviewing the Work Plan for Additional Hydrogeologic Assessment, PG&.E's <br /> McDonald Island, Holt, California, dated October 1999, which was prepared by your consultant, T'ridint <br /> Environmental & Engineering, Inc. Your plan includes installation, development and saanpling of two <br /> new groundwater monitoring wells and submittal of a report documenting the results of the field <br /> investigation, Your plan and proposed schedule are appropriate with the exception of the handling of <br /> the wastewater t1lat will be generated during development of the wells. Your field consultant should <br /> containerize and characterize all wastewater generated at the site. Discharging the development water <br /> without charact Irization would be considered a violation of Waste Discharge Requirement Order No. <br /> 96-176, Prohibi ion number 1. Final disposition of the development and purge water shall be repotted in <br /> the investigatia report. <br /> 1 <br /> Additionally, pi or to constructing the wells, the county should be contacted for a permit,and an"Intent <br /> to Drill" forms ould be filed with the State Department of Water Resources. Upon completion 0 r the <br /> wells, the Dep meet of Water Resources Watcr Well Driller's Report (Form 188)shall be subrt,itted to <br /> the local agenc , the Regional Board, and the State Department of Water Resources. <br /> Please notify mt at least one week prior to conducting the field work. If you have any questions, please <br /> telephone me a (916) 255-3137. <br /> 1 <br /> WENDY W. O <br /> Associate Engi Bering Geologist <br /> 1 <br /> I <br /> i <br /> WW A C:hnydommlGntJSEsnioagwnfpgSZe/cmncsnewwcllb r <br /> � L <br /> 1 <br /> California Envirownental Protection Agency <br />