Portland Harbor Superfund Site
This page contains a partial archive of older documents related to the Portland Harbor Superfund site. The most recent documents are available on our Portland Harbor home page.
You can also review electronic copies of many technical documents, fact sheets, and other site documents at Multnomah County Central Library
You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.
Click on the triangle to expand a heading to see a list of documents.
Early Action Cleanup Areas
Links to Documents from Other Agencies
You can also find hard copies of these documents at one of the Information Repository locations for the Portland Harbor Superfund site.
Portland Harbor Sediment Investigation Report ("Weston Report")(PDF) (684 pp, 48MB) - May 1998
Hazard Ranking System (HRS) Documentation Record (PDF) (65 pp, 121K)- Describes the information used to compute the Hazard Ranking System (HRS) score.
NPL Site Narrative at Listing (PDF) (2 pp, 15K) - December 1, 2000
75215 - 75221 Federal Register / Vol. 65, No. 232 (PDF) (8 pp, 240K) - Friday, December 1, 2000 - Proposed Rules
Federal Register Notice - July 27, 2000 (PDF) (7 pp, 235K)