This Settlement provides
for the performance by the Respondents of 100% Remedial Design (RD) for the Swan Island Project
Area as further described by the attached Statement of Work and the payment by Respondents of
certain response costs incurred by the EPA pursuant to this Settlement, and by the Oregon
Department of Environmental Quality and the Tribal Governments, pursuant to separate written
agreements, at or in connection with the Work conducted under this Settlement, related to the
selected remedy for the in-river portion of the Portland Harbor Superfund Site (the Site).