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BaP Risk Review Unlikely To Prompt Revised Cleanups At Many Sites

November 06, 2018
EPA is proposing to ease stringent sediment cleanup levels at a high-profile Oregon Superfund site due to an updated risk review for the chemical benzo(a)pyrene (BaP), but the risk revisions are unlikely to trigger modifications to cleanups at many other, if any, Superfund sites, according to an EPA official. EPA Region 10 last month proposed to pare back sediment cleanup levels at the costly Portland Harbor Superfund site in Portland, OR, prompted by an updated Integrated Risk Information System (IRIS)...


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