C1-2025-13893: Air Plan Approval; Pennsylvania; Redesignation Request and Associated Maintenance Plan for the Liberty-Clairton Area for the 1997 Annual and 2006 24-Hour Fine Particulate Matter Standard and Maintenance Plan for the Allegheny County Area for the 2012 Annual Fine Particulate Matter Standard

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What this rule does

The regulation involves the approval of air quality plans for the Liberty-Clairton Area and the Allegheny County Area in Pennsylvania, addressing fine particulate matter standards from different years. It includes corrections to specific dates and budget information related to emission levels for fine particulate matter.

Plain-language description generated by AI — not the agency’s official summary, which we have not captured for this rule. Read the official text →

The rule, in full

246 words as published, August 08, 2025. View the original →

Federal Register, Volume 90 Issue 151 (Friday, August 8, 2025) [Federal Register Volume 90, Number 151 (Friday, August 8, 2025)] [Rules and Regulations] [Page 38406] From the Federal Register Online via the Government Publishing Office [www.gpo.gov] [FR Doc No: C1-2025-13893] ======================================================================= ----------------------------------------------------------------------- ENVIRONMENTAL PROTECTION AGENCY 40 CFR Parts 52 and 81 [EPA-R03-OAR-2024-0586; FRL-10536-02-R3] Air Plan Approval; Pennsylvania; Redesignation Request and Associated Maintenance Plan for the Liberty-Clairton Area for the 1997 Annual and 2006 24-Hour Fine Particulate Matter Standard and Maintenance Plan for the Allegheny County Area for the 2012 Annual Fine Particulate Matter Standard Correction In Rule Document 2025-13893, appearing on pages 34770-34773 in the issue of Thursday, July 24, 2025, make the following correction: Sec. 52.2020 Identification of plan [Corrected]. 0

1. On page 34772, in section 52.2020, in the table in paragraph (e)(1),

in the fourth column, in the first row, in the first line, ``7/24/26'' should read ``7/24/25''. 0

2. On page 34772, in section 52.2020, in the table in paragraph (e)(1),

in the fourth column, in the second row, in the first line, ``7/24/26'' should read ``7/24/25''. Sec. 52.2059 Control strategy: Particulate matter [Corrected]. 0

3. On page 34773, in the table titled ``Table 15 to Paragraph (aa)--

Allegheny County Area's Motor Vehicle Emission Budgets for the 2012 Annual PM2.5 NAAQS in Tons Per Year'', in the fifth column, in the first row, in the first line, ``7/24/26]'' should read ``7/24/ 25''. [FR Doc. C1-2025-13893 Filed 8-7-25; 8:45 am] BILLING CODE 0099-10-D

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