Jump to main content.
Region 10: the Pacific Northwest
Serving the people of Alaska, Idaho, Oregon, Washington and Native Tribes
Contact Us Search: All EPA Region 10
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. Cleanup Investigation Early Action Cleanup Areas Upland Sites Cleanup Technologies Administrative Documents Links to Documents from Other Agencies Background Pre-Listing Documents You can find hard copies of these documents at one of the Information Repository locations for the Portland Harbor Superfund site.