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Technology · 25/09/2026

EPA Proposes Approval of Kentucky's Air Plan to Meet 2010 SO2 NAAQS

The U.S. Environmental Protection Agency (EPA) is proposing to approve a State Implementation Plan (SIP) revision submitted by the Commonwealth of Kentucky on February 20, 2025, for the purpose of establishing a second 1-Hour SO2 National Ambient Air Quality Standard (NAAQS) limit.

Source: Federal Register — Environmental Protection AgencyOpen original release →