Triangle Park Removal Action Area within the Portland Harbor Superfund Site (Portland, Oregon) Jennifer MacDonald Assi

1. Triangle Park Removal Action Area within the Portland Harbor Superfund Site (Portland, Oregon)Jennifer MacDonald Assistant Regional Counsel Office of Regional Counsel, EPA Region 10

2. Portland Harbor & Triangle Park • Example text • Indented • Third layer

3. 1964

5. Site Cleanup • Project Goals • Characterize, control or eliminate sources of contamination to the groundwater, and to the surface water and sediment of the Willamette River. • Reduce or eliminate human and ecological exposure to contamination • Provide better habitat for wildlife and fish • Allow recreational and other uses that support commerce and jobs

6. Considering Reuse • University of Portland’s Interests • Timely cleanup to enable reuse of Triangle Park for academic and recreation facilities • Potential Reuse Barriers • University of Portland concerned property acquisition and cleanup could make it a liable party

7. The BFPP Solution • University of Portland • Responsible for cleanup design and management • Investigating nature and extent of contamination • Preparing an Engineering Evaluation and Cost Analysis (EE/CA) • Conducting removal action selected by the EPA after public comment • Facilitating sediment cleanup adjacent to the property • Liability concerns addressed • The EPA • Covenant not to sue • Cleanup oversight • Triangle Park LLC • Cleanup funding from previous site owner

8. Triangle Park Cleanup • Cap for contaminated soils exceeding screening levels • Excavation and off-site disposal of “hot spot” areas with elevated contaminant levels • Institutional controls

9. UP Master Plan

10. Master Plan for Triangle Park Area

11. Outcomes