1120 SW 5th Avenue, Room 1000, Portland, OR 97204
Portland Harbor has a long history of shipping, industrial, and commercial activity because of its key location on the Willamette River. This area of the river also has historical, natural and cultural resource significance.
A joint U.S. Environmental Protection Agency (EPA) and Oregon Department of Environmental Quality (DEQ) study in 1997 showed that river sediments in Portland Harbor are contaminated with DDT and other pesticides, polychlorinated biphenyls (PCBs), and petroleum. Based on this information, EPA designated Portland Harbor as a Superfund Site in December 2000.
This is an unusually complicated Superfund site, one of the most complex in the EPA Superfund program. The site:
How the City of Portland is involved in the Portland Harbor Superfund investigation
How to learn more about the Portland Harbor Superfund site