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SECOR www secor com <br /> INTERNATIONAL 3017 Kilgore Road Suite 100 <br /> S E C ® R INCORPORATED Rancho Cordova 95670 <br /> �L <br /> 916-861-0400 <br /> ff `i 916-861-0430 FAx <br /> 10 11 i f i <br /> tfjr, ,1 <br /> AL <br /> I, <br /> May 26, 2004 04 JUN — 1 pm 3: 52 <br /> Mr Harlin Knoll <br /> San Joaquin County <br /> Environmental Health Division <br /> 304 East Weber Avenue, Third Floor r � <br /> Stockton, CA 95202 <br /> RE Amendment to Site Assessment Report <br /> Chevron Service Station 9-3232 <br /> Stockton, California ,��, <br /> SECOR Project No 77CH 43603 00 0203 fl <br /> Dear Mr Knoll �It <br /> �$J <br /> SECOR International Incorporated (SECOR), on behalf of Chevron Environmental Management ' <br /> Company (Chevron), has prepared this letter to submit the revised boring log and well completion <br /> details for well MW-5D The boring log was previously submitted in SECOR's Site Assessment <br /> Report(Report), dated January 17, 2003, for the above-referenced site <br /> Following the submittal of the Report an error was found on page 2 of the boring log Two photo <br /> ionization detection (PID) readings were reported in the sample from 39 5 feet below ground surface !" <br /> (bgs) The two detections denoted on the boring log were 0 8 and 11 parts per million (ppm) The <br /> second reading (11 ppm) is Incorrect and was not recorded during field measurements of the <br /> sample A revised boring log and well completion detail Is Included In Attachment 1 Please replace <br /> the boring log for MW-5D originally submitted in the Report with the amended boring log <br /> If you have any questions or comments regarding the contents of this letter, please contact either <br /> Bob Cochran of Chevron at (925) 842-9655 or Bob Jackson of SECOR at (916) 861-0400 extension <br /> 283 <br /> Sincerely, <br /> SECOR International Incorporated 4V <br /> Y��Zs <br /> Carryl H dy � <br /> Staff Scientist <br /> �i <br /> CGH <br /> Enclosures ; <br /> is <br /> Attachment 1 Revised Boring Log and Well Completion Details , <br /> cc Bob Cochran, Chevron Environmental Management Company, San Ramon, CA l <br /> Jim Barton, Central Valley Regional Water Quality Control Board, Sacramento, CA <br /> Richard Berger, Berger and Company, Turlock, CA { <br /> �^I <br /> �a <br /> I IChevron1932321CorrespondencelAmendment 93232 Borehole Log Rev A doe <br /> I <br /> j <br />