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E a . _ <br /> ?' _ _ _ <<: 5, Corporate Office: <br /> 21663 Brian Lane, P.O.Box 3905 <br /> Sonora,CA 95370 <br /> CONDOR EARTH TECHNOLOGIES INC. (209) 532-0361 • FAX(209)532-0773 <br /> 5651 N. Pershing Avenue, Suite C-3 <br /> Stockton, CA 95207 <br /> (209) 474-1492 - FAX (209) 478-1716 <br /> September 7, 1995 <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 3443 Routier Road, Suite A <br /> Sacramento, CA 95827-3098 <br /> Attn: Ms. Polly Lowry - Associate Engineering Geologist <br /> RE: ASSESSMENT OF CONTAMINATION NORTH OF MW-7 <br /> ADDENDUM TO REVISED WORK PLAN, TRIPLE E PRODUCE, TRACY <br /> On behalf of Triple E Produce Corporation, Condor Earth Technologies, Inc. is pleased to <br /> submit this addendum to the Revised Wak Plan and Evaluation of Alternatives for Containment <br /> of The Chloroform Plume in Groundwater. <br /> This addendum has been prepared to comply with the conditions of acceptance of the Revised <br /> Work Plan as stated by the California Regional Water Quality Control Board in its letter to <br /> Triple E dated 31 July 1995. In the Revised Work Plan, Triple E indicated its intent not to <br /> perform any characterization work of the chloroform plume north (downgradient) of monitoring <br /> well MW-7, since chloroform concentrations detected in MW-7 are still within the range of <br /> chloroform from other potential sources in the area north of MW-7. <br /> In its letter, the Regional Board requested Triple E to provide additional information to support <br /> its position. This addendum addresses the Regional Board's requests and provides responses to <br /> _. each request. <br /> Triple E is prepared to move ahead with the Revised Work Plan including installation of the <br /> _ extraction well (XW-1). Your prompt reply will be appreciated. <br /> If you have any questions, please call Mr. Nate Esformes or Mr. Tom Guido at (209) 835-5123. <br /> ENVIRONMENTAL GEOLOGICAL • ENGINEERING • GEOTECHNICAL <br />