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
---
identifier: "/us/fr/C1-2025-13893"
source: "fr"
legal_status: "authoritative_unofficial"
title: "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"
title_number: 0
title_name: "Federal Register"
section_number: "C1-2025-13893"
section_name: "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"
positive_law: false
currency: "2025-08-08"
last_updated: "2025-08-08"
format_version: "1.1.0"
generator: "[email protected]"
agency: "Environmental Protection Agency"
document_number: "C1-2025-13893"
document_type: "rule"
publication_date: "2025-08-08"
agencies:
- "Environmental Protection Agency"
cfr_references:
- "40 CFR Part 52"
- "40 CFR Part 81"
fr_citation: "90 FR 38406"
fr_volume: 90
docket_ids:
- "EPA-R03-OAR-2024-0586"
- "FRL-10536-02-R3"
---
# Control strategy: Particulate matter [Corrected].
**Correction**
In Rule Document 2025-13893, appearing on pages 34770-34773 in the issue of Thursday, July 24, 2025, make the following correction:
§ 52.2020
**40 CFR Part 52**
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”.
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”.
§ 52.2059
**40 CFR Part 52**
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 PM <sub>2.5</sub> 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”.