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r <br /> Stantec Consulting Services Inc. <br /> 57 Lafayette Circle 2nd Floor <br /> Lafayette CA 94549 <br /> Tel: (925)299-9300 <br /> Fax: (925)299-9302 <br /> Stantec <br /> July 10, 2013 <br /> Mr. Marcus Pierce <br /> California Regional Water Quality Control Board <br /> Central Valley Region <br /> 11020 Sun Center Drive#200 <br /> Rancho Cordova, CA 95670-6114 <br /> RE: MW-2 Well Destruction Work Plan <br /> Olin Chlor Alkali Facility, 26700 South Banta Road, Tracy, California <br /> PN: 185702626.200.0002 <br /> Dear Mr. Pierce: <br /> This Work Plan has been prepared by Stantec Consulting Services Inc. (Stantec) to present the <br /> methods and procedures for the abandonment of monitoring well MW-2 at the former Olin Chlor- <br /> Alkali facility located at 26700 South Banta Road in Tracy, California (the Site; see Figure 1). <br /> On May 30, 2012, the Regional Water Quality Control Board (RWQCB) issued Monitoring and <br /> Reporting Program (MRP) Order R5-2012-1813 which replaced Order No. R5-2008-0819. Per <br /> Stantec's September 26, 2011, letter requesting the revision of MRP No. R5-2008-0819, Olin is <br /> submitting this work plan for abandonment of well MW-2 which is not included in the new MRP. <br /> SCOPE OF WORK—WELL DESTRUCTION <br /> The proposed well abandonment activities consist of four primary tasks including: <br /> ❑ Task 1 — Preliminary Field Activities; <br /> ❑ Task 2 — Monitoring Well Abandonment; <br /> ❑ Task 3— Investigation Derived Waste Disposal; and, <br /> ❑ Task 4 — Reporting. <br /> Each task is further described below. <br /> Task 1 — Preliminary Field Activities <br /> Prior to conducting the proposed investigation, Stantec will obtain a monitoring well abandonment <br /> permit from the San Joaquin County Environmental Health Department (SJCEHD). <br /> One Team.Infinite Solutions. <br /> is\pioneer\pioneer-tracy\2013 well abandonment\work plan\well destruction work plan_071013_fnl.docx <br />