Federal Register - "Air Plan Approval; Pennsylvania; Allegheny County Area Attainment Plan for the 2012 Fine Particulate Matter National Ambient Air Quality Standard"

Title: Air Plan Approval; Pennsylvania; Allegheny County Area Attainment Plan for the 2012 Fine Particulate Matter National Ambient Air Quality Standard Source: Federal Register Data/Action: Environmental Protection Agency (Final Rule) Date: 5/14/2021 Text Preview: ...ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA-R03-OAR-2020-0157; FRL-10023-27-Region 3] Air Plan Approval; Pennsylvania; Allegheny County Area Attainment Plan for the 2012 Fine Particulate Matter National Ambient Air Quality Standard AGENCY: Environmental Protection Agency (EPA). ACTION: Final rule. ----------------------------------------------------------------------- SUMMARY: The Environmental Protection Agency (EPA)... ...Environmental Protection Agency, Region III, 1650 Arch Street, Philadelphia, Pennsylvania 19103. The telephone number is (215) 814-2176. Mr. Rehn can also be reached via electronic mail at [email protected] . SUPPLEMENTARY INFORMATION: Throughout this document, ``we,'' ``us,'' and ``our'' refer to EPA. Table of Contents I. Background II. Summary of SIP Revision and EPA... ...EPA is approving this revision to the Pennsylvania SIP in accordance with the requirements of the CAA. DATES: This final rule is effective on June 14, 2021. ADDRESSES: EPA has established a docket for this action under Docket ID Number EPA-R03-OAR-2020-0157...