SITE INFORMATION AND CORRESPONDENCE

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CLEANUP AND ABATEMENT ORDER NO. R5-2007-XXX 12 April 2007 DOLLY MADISON/LANG ENDORF BAKERY 1426 S. LINCOLN ST., STOCKTON SAN JOAQUIN COUNTY -10- SITE ASSESSMENT 7. By 1 September 2007 submit a Site Investigation Workplan (Workplan) to collect a sufficient number of soil, soil vapor and groundwater samples to determine the lateral and vertical extent of waste constituents and the complete site characterization. The work plan shall contain the information in Appendix A, which is made part of this Order. 8. Within 30 days of staff concurrence with the Workplan, but no later than 1 November 2007, implement the work plan in accordance with the approved time schedule, which shall become part of this Order. 9. Submit results of the site investigation in a Preliminary Investigation and Evaluation n Report (PIER) in accordance with the approved time schedule, but no later than A 1 November 2007. The PIER shall include recommendations and, if needed, a second Workplan for additional investigation. If additional investigation is necessary, the F Workplan shall include a time schedule for completing the work and submitting the T results. 10.Within 30 days of staff concurrence with the Workplan for additional site assessment, and in accordance with the approved time schedule, implement the Workplan. 11. Upon defining the extent of wastes, but no later than 1 March 2008, submit a Problem Assessment Report (PAR) which includes information from the implementation of the Workplan and sufficient detail on the nature and extent of the release to provide a basis for future decisions regarding subsequent cleanup and abatement actions. FEASIBILITY STUDY 12.By 1 May 2008, submit a Feasibility Study that provides a summary of remedial alternatives evaluated to address applicable cleanup levels for the affected or threatened human health and/or waters of the State. The Feasibility Study shall propose at least two remedial technologies that have a substantial likelihood to achieve cleanup of all impacted soils and groundwater and shall include a schedule for achieving cleanup. The remedial technologies must be evaluated with respect to their ability to be implemented, cost, and effectiveness. The Feasibility Study shall include the rationale for selecting the preferred remedial alternative. The Discharger shall attempt to clean up each constituent to background concentrations, or to the lowest level that is technically and economically achievable and which complies with all applicable WQOs of the Basin Plan and promulgated water quality criteria.