EPA Approves Redesignation of Allegheny County, Pennsylvania, to Attainment for SO2 Air Quality Standard
April 27, 2025
April 27, 2025
WASHINGTON, April 27 (TNSFR) -- The U.S. Environmental Protection Agency (EPA) has approved a request from the Commonwealth of Pennsylvania to redesignate the Allegheny County area from nonattainment to attainment for the 2010 1-hour primary sulfur dioxide (SO2) national ambient air quality standard (NAAQS).
This redesignation is part of the final rule issued by the EPA on April 28, 2025, following a formal submission by the Allegheny County Health Department (ACHD). The approval a . . .
This redesignation is part of the final rule issued by the EPA on April 28, 2025, following a formal submission by the Allegheny County Health Department (ACHD). The approval a . . .