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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CFR References

Document Details

Type

Final Rule

Document #

C1-2025-13893

Citation

90 FR 38406

Publication Date

Aug 8, 2025

Federal Register Pages

Vol. 90, pp. 38406–38406

Page Views

127

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