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eotogia 7`ec�C�tccs Inc. <br /> 1101 7"Street <br /> Modesto,CA 95354 <br /> 209.522.4119 <br /> 209.522.4227(fax) <br /> gti@geologicaltechni*cs.com <br /> December 13, 2004 <br /> Project No: 724.2 D <br /> Project Name: Morita Bros. (Charter) <br /> Q E C 15 2004 <br /> Frank Morita ' ENVIRONMENT HEALTH <br /> 6622 Belmont Place PERMIT/SERVICES <br /> Stockton, CA 95207 <br /> I RE: Upcoming•activities at Morita Brothers, 814 E Charter Way, Stockton, CA <br /> I Dear Mr. Frank Morita, <br /> Geological Technics Inc. received and reviewed the letter: Morita'Brothers, 814 E Charter Way,_ <br /> Stockton, CA dated November 24, 2004 from San Joaquin County'iEHD. Based on the GTI <br /> recommendations and the approvals from San Joaquin County EHb, GTI will be doing the <br /> following activities for/at Morita Brothers, 814 E Charter Way, Stockton, CA: <br /> 1) All the old and new monitoring wells will be analyzed for the Fuel Oxygenates and lead <br /> scavengers in the next quarterly monitoring report (1St Quarter''2005). <br /> 2) Quarterly monitoring schedule will be maintained. a <br /> 3) After the 1St Quarter 2005,the sampling frequency for monitoring wells MW-1,MW-3, MW- <br /> 4, MW=5, MW-6 and MW-104 will be reduced from quarterlyJto semi-annually. <br /> 4) The file of EHD records will be reviewed for the two up-gradient LUFT sites to determine if a <br /> co m ngled plume exists <br /> 5)` A work plan addandurn to advance the CPT borings will be submitted. <br /> 6) A site conceptual model will be prepared/updated which will incorporate the fate and <br /> transportmodel for the sorbed and dissolved contaminants. ' <br /> r <br /> If you have any questions, please call me at 209-522-4119 or a-mail me at <br /> msingh@geologicaltechnics.com. <br /> Thank you: <br /> an�ngh <br /> Project Engineer 4 <br /> Cc. Nuel Henderson—SJC PHS/EDH <br /> James,L Barton-CVRWQCB = <br /> i <br /> w�^ <br /> • i <br /> I <br /> I <br />