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Środowisko i energia · 22/11/2010

EPA Partially Approves North Dakota State Implementation Plan Revisions

The US Environmental Protection Agency (EPA) has partially approved the State of North Dakota's revisions to its State Implementation Plan, addressing the 'interference with maintenance' requirement of the Clean Air Act for 1997 PM2.5 and 8-hour ozone NAAQS.

Source: Federal Register — Environmental Protection AgencyOpen original release →