WASHINGTON, Jan. 19 (TNSFR) -- The Environmental Protection Agency (EPA) is proposing to disapprove a revision to West Virginia's State Implementation Plan (SIP) that was submitted by the state's Department of Environmental Protection on August 12, 2022. This revision was aimed at addressing visibility impairment in national parks and wilderness areas, in line with the Clean Air Act and the EPA's Regional Haze Rule (RHR).

If finalized, the disapproval will not trigge . . .

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