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OK047 Oklahoma Revised Certification of Transport Prongs I & 2 SIP Elements for the 2010 Primary SO2 NAAQS under Clean Air Act Section 110(a)(2) submitted to EPA May 28, 2021 (OK-78)

EPA · Rulemaking · Modified 2026-03-16T18:07:35Z

Docket

Docket ID

EPA-R06-OAR-2025-2270

Agency

EPA

Type

Rulemaking

Last modified

2026-03-16T18:07:35Z

Object ID

0b000064b8fe19f6

Public engagement

Authoritative

regulations.gov docket page

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