1. Site Completion Preliminary Assessment Site Inspection Remedial Investigation Feasibility Study Remedial Design Remedial Action LTRA O&M Site Identified Optimization National Strategy to Expand Superfund Optimization from Remedial Investigation to Site Completion Workgroup Definition Systematic site review by a team of independent technical experts, at any phase of a cleanup process, to identify opportunities to improve remedy protectiveness, effectiveness and cost efficiency, and to facilitate progress toward site completion. Superfund 1-3 Resource Slide

2. Site Completion Preliminary Assessment Site Inspection Remedial Investigation Feasibility Study Remedial Design Remedial Action LTRA O&M Site Identified Optimization National Strategy to Expand Superfund Optimization from Remedial Investigation to Site Completion OPTIMIZATION AS Defined in Strategy “Efforts at any phase of the removal or remedial response to identify and implement specific actions that improve the effectiveness and cost-efficiency of that phase. Such actions may also improve the remedy’s protectiveness and long- term implementation which may facilitate progress towards site completion. To identify these opportunities, regions may use a systematic site review by a team of independent technical experts, apply techniques or principles from Green Remediation or Triad, or apply other approaches to identify opportunities for greater efficiency and effectiveness.” http://www.epa.gov/superfund/cleanup/postconstructio n/092012strategy.pdf Superfund 1-3 Resource Slide

3. Site Completion Preliminary Assessment Site Inspection Remedial Investigation Feasibility Study Remedial Design Remedial Action LTRA O&M Site Identified Optimization Data Management Monitoring Remedy Components Exit Strategy Green Remediation CSM National Strategy to Expand Superfund Optimization from Remedial Investigation to Site Completion Superfund 1-3 Resource Slide