SITE INFORMATION AND CORRESPONDENCE_2004-2019

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ADMINISTRATIVE CIVIL LIABILITY ORDER NO. R5-2006-XXX - 5 - MR. FRANK GUNITA, SHERRI GUINTA MR. JAMES RAMSEY AND MRS. MARILYN RAMSEY FRANK'S ONE STOP SAN JOAQUIN COUNTY 17. In March 2003, the Regional Board obtained lead agency status from SJCEHD, and issued a draft CAO on 3 April 2003, tentatively identifying Frank Guinta and Guinta Enterprises as responsible parties. 18. Subsequently, in a meeting with Frank Guinta's representatives (son John Guinta and Don Thompson, acting on Frank Guinta's behalf in his absence), Frank Guinta's consultant AquaScience Engineers Inc. and SJCEHD staff on 9 April 2003, Regional Board staff discussed the draft CAO. Frank Guinta's representatives stated that James and Marylin Ramsey, as owners of the property at the time of the discharge, should also UR be named as Dischargers. Staff reviewed the record and agreed to send a second draft CAO, issued to the Guinta's and the Ramsey's on 30 April 2003. On 18 August 2003, the Regional Board Executive Officer issued CAO No. R5-2003-0713, which required the Dischargers to complete the following tasks. 1. Continue maintenance and testing of wellhead treatment systems for twelve (12) domestic water supply wells impacted by polluted groundwater with MtBE. Analytical results from water samples collected from an existing on-site domestic water supply well system must be included in future reports. 2. Continue required testing of all nearby domestic and irrigation wells, and any additional wells deemed necessary in the future, as required by revisions to the Regional Board Monitoring and Reporting Program. 3. Continue operation of the on-site soil vapor extraction/air sparging system to treat the polluted groundwater. 4. By 15 September 2003, submit a workplan (Workplan) to complete the delineation of the lateral and vertical extent of pollution. 5. By 15 November 2003, submit an Interim Effectiveness Report (IER) evaluating the existing soil vapor extraction/air sparging (SVE/AS) system in the source area. 6. By 1 February 2004, submit an Additional Site Characterization Report (ASCR) providing information from the implementation of the approved Workplan assessing the vertical and lateral extent of the groundwater pollution in all impacted aquifer zones. 7. By 1 April 2004, submit a Final Corrective Action Plan (CAP). 8. Within 60 days of Executive Officer approval of the Final Corrective Action Plan, the Dischargers shall implement the approved remedial actions. 9. Within 120 days of Executive Officer approval of the Final Corrective Action Plan, submit a report describing the status and results of the cleanup work (Cleanup Implementation Report). 10.Conduct monitoring of the existing wells and any additional wells in accordance with attached MRP No. R5-2003-0713 or any revised MRP issued by the Executive Officer.