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Notice Nearby copied this notice onto the public register from Federal Register. It is not a paid Notice Nearby publication, not an Affidavit of Publication, and not a Placement Certificate. Original: https://www.federalregister.gov/documents/2026/10/08/2026-20640/air-plan-approval-oklahoma-interstate-transport-requirements-for-the-2010-so2-naaqs.

  1. The notice titled Air Plan Approval; Oklahoma; Interstate Transport Requirements for the 2010 SO2 NAAQS, publication number NN-2026-09957, was copied onto the Notice Nearby public register from a public government source. It is not a paid Notice Nearby placement.
  2. First public: Oct 7, 2026, 5:00 PM PDT. Last date: October 8, 2026. No Notice Nearby fee.
  3. Register URL: https://noticenearby.com/notices/ingest-9bc8afff8ff646c4
  4. SHA-256:7f082d91 49c10f8e 43585e35 74eb2411 a07db1ca d7534cdf 148c639c e9144f4b

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Air Plan Approval; Oklahoma; Interstate Transport Requirements for the 2010 SO2 NAAQS Pursuant to the Federal Clean Air Act (CAA or the Act), the U.S. Environmental Protection Agency (EPA) is approving portions of the State Implementation Plan (SIP) submittal from the State of Oklahoma demonstrating that the State satisfies the interstate transport requirements of the CAA for the 2010 1-hour sulfur dioxide (SO<INF>2</INF>) primary National Ambient Air Quality Standard (NAAQS). This provision requires each State's implementation plan to contain adequate requirements prohibiting the interstate transport of air pollution in amounts that will contribute significantly to nonattainment, or interfere with maintenance, of a NAAQS in any other State. Agency: Environmental Protection Agency. Document type: Rule. Document number: 2026-20640. Official Federal Register document. Matter furnished by the National Archives Federal Register API. Notice Nearby is not the publisher of record for this item. Source: https://www.federalregister.gov/documents/2026/10/08/2026-20640/air-plan-approval-oklahoma-interstate-transport-requirements-for-the-2010-so2-naaqs

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