SITE INFORMATION AND CORRESPONDENCE

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APPENDIX A - REPORTING 30 August 1991 influence and capture are to be submitted in Remedial activity details such as the Final Remediation Plan. The data and number of recovery wells, placement, modeling program will be verified by the pumping rate, soil to be excavated, regulating agency. layout of vent lines, disposal of wastes, biodegradation rates, etc. After the report has been submitted to the LIA Discussion of implementation, including and Regional Board for review, all data a phased schedule if necessary. should be included and no further investiga- - Dates for beginning work stages. tion required by the consultant. (Should more - Site plan with proposed work areas data be needed, it will be necessary to inform defined. the tank owner by letter that the PAR is Soil Aeration On-site requires a com- incomplete and a revision is needed before a plete description of the treatment remedial action plan can be implemented.) A method meeting with the tank owner and consultant may be required to "iron out" any problems in In-situ the report. (With the objective to reduce - Soil stratigraphy and geology meetings and thereby costs, this would be one - Subsurface utility layout of our few meetings; other contacts should - Layout of piping system have been by correspondence, telephone, or - Depth of piping on-site investigations.) - Placement of pumps, blowers, remediation system Upon acceptance of the PAR by the regulatory - Proposed remediation system: agencies, a letter will be sent to the tank owner e.g., Air Tower, Granulated which includes details of the procedure(s) Activated Charcoal, thermal agreed upon by the agencies and tank owner. decomposition, internal The consultant can then prepare the Final combustion engine, etc. Remedial Plan for approval by agencies. - Permits required with time schedule for applications and local turnaround FINAL REMEDIAL PLAN (FRP) - §2835 - Contingency Plan for system failure The FRP is based upon the PAR assessment, discussions and negotiations between the On-Site Regulatory Agencies and the tank owner and - Volume of soil to be treated their consultants, and results of the final field - Treatment method, e.g., aeration, and laboratory tests. Implementation of the bioremediation, chemical, etc. Final Remediation Plan (or any Corrective - Volume and rate of turning Action) shall not begin until the LIA and - Containment or cover required Regional Board approve the plan. - Wet weather contingency plan - Ground Water Treatment remediation The FRP is to include: plans are to include: - Results of hydrogeologic measurements - Zero Line definition or projection and predictions. - Aquifer Pumping Test results and - Results of final field tests and/or projections laboratory pilot studies. - Proposed Remediation system, A-13 .