Culturally Significant Ore. Harbor Hits New Superfund Phase

By Diamond Naga Siu (February 16, 2021, 8:21 PM EST) -- The U.S. Environmental Protection Agency has reached a new phase for cleaning up the Swan Island Basin portion of the Portland Harbor Superfund site, a culturally significant area to six Native American tribes that has been polluted for decades.

Portland Harbor was federally designated as a national priority Superfund site more than 20 years ago because of its massive size, complexity and the high toxic contamination of its waters that contains chemicals including polychlorinated biphenyls, polycyclic aromatic hydrocarbons and dioxins/furans. It poses potential risks to human health and the environment and requires a long-term plan to clean.

The Friday announcement brings the...

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