🌍EPA Proposes Delegation of NESHAP Authority to Oklahoma DEQ
The Oklahoma Department of Environmental Quality (ODEQ) has submitted updated regulations for receiving delegation and approval of its program for the implementation and enforcement of certain National Emission Standards for Hazardous Air Pollutants (NESHAP) for all sources, as provided for under previously approved delegation mechanisms. The updated State regulations incorporate by reference certain NESHAP promulgated by the Environmental Protection Agency (EPA), as they existed through June 30, 2023. The EPA is proposing to approve ODEQ's requested delegation update. The proposed delegation of authority under this action applies to sources located in certain areas of Indian country as discussed herein.
Learn More🌍Approval of Air Quality Plans for Oklahoma Incinerators
Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is notifying the public that we have received CAA section 111(d)/129 negative declarations from Oklahoma for existing incinerators subject to the Other Solid Waste Incineration units (OSWI), Hospital/Medical/ Infectious Waste Incinerator units (HMIWI), and Commercial and Industrial Solid Waste Incineration Units (CISWI) Emission Guidelines (EG). These negative declarations certify that existing incinerators subject to the OSWI, HMIWI, and CISWI EG and the requirements of sections 111(d) and 129 of the CAA do not exist within specified jurisdictions in Oklahoma. The EPA is proposing to accept the negative declarations and amend the agency regulations in accordance with the requirements of the CAA. In addition, EPA is withdrawing its prior proposed approval of the Oklahoma CISWI plan revision due to Oklahoma's submission of its negative declaration for incinerators subject to the CISWI EG and its withdrawal of the CISWI plan revision.
Learn More🏺Notice of Inventory Completion
In accordance with the Native American Graves Protection and Repatriation Act (NAGPRA), the Sam Noble Oklahoma Museum of Natural History (SNOMNH), has completed an inventory of human remains and associated funerary objects and has determined that there is a cultural affiliation between the human remains and associated funerary objects and Indian Tribes or Native Hawaiian organizations in this notice.
Learn More🌬️Proposed Amendments to Oklahoma NSPS Delegation by EPA
The Environmental Protection Agency (EPA) is proposing to update federal regulations to reflect Oklahoma's current New Source Performance Standards (NSPS) delegation status and the mailing address for the Oklahoma Department of Environmental Quality (ODEQ). The ODEQ has submitted updated regulations for the delegation of EPA authority for implementation and enforcement of certain NSPS. The updated State regulations incorporate by reference certain NSPS promulgated by EPA, as they existed through June 30, 2023. The delegation of authority for implementation and enforcement applies to sources subject to the delegated NSPS, including those located in certain areas of Indian country as discussed herein.
Learn More🔥Proposed Revisions to Oklahoma Open Burning Regulations
Pursuant to the Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is proposing to approve revisions to the State Implementation Plan (SIP) for Oklahoma submitted by the State of Oklahoma on November 25, 2024. The submittal addresses updates to the Oklahoma SIP, specifically, Oklahoma Administrative Code (OAC) Title 252 Chapter 100 Subchapter 13, Open Burning.
Learn More♻️Oklahoma Emissions Control Plan Approval
Pursuant to the Federal Clean Air Act (CAA or the Act), the Environmental Protection Agency (EPA) is approving the CAA section 111(d) state plan submitted by the State of Oklahoma for sources subject to the Municipal Solid Waste (MSW) Landfills Emission Guidelines (EG). The Oklahoma MSW landfills plan was submitted to fulfill the state's obligations under CAA section 111(d) to implement and enforce the requirements under the MSW Landfills EG. The EPA is approving the state plan and amending the agency regulations in accordance with the requirements of the CAA.
Learn More🗓️Notice of Public Meeting for the Oklahoma Advisory Committee
Notice is hereby given, pursuant to the provisions of the rules and regulations of the U.S. Commission on Civil Rights (Commission) and the Federal Advisory Committee Act (FACA) that the Oklahoma Advisory Committee (Committee) to the U.S. Commission on Civil Rights will hold virtual business meetings via ZoomGov on Wednesday, September 3, 2025 from 2:00 p.m.-3:00 p.m. CT. For the purpose of reviewing and discussing their project proposal.
Learn More📜NAGPRA Notice of Inventory Completion - Sam Noble Museum
In accordance with the Native American Graves Protection and Repatriation Act (NAGPRA), the Sam Noble Oklahoma Museum of Natural History (SNOMNH) has completed an inventory of associated funerary objects and has determined that there is a cultural affiliation between the associated funerary objects and Indian Tribes or Native Hawaiian organizations in this notice.
Learn More🌫️Air Plan Approval in Texas and Oklahoma
The Environmental Protection Agency (EPA) is extending the comment period for the proposed rule "Air Plan Approval; Texas and Oklahoma; Texas Regional Haze Plans for the First and Second Implementation Periods and Five-Year Progress Report; Oklahoma Regional Haze Plan for the First Implementation Period" that was published on May 23, 2025. The proposal provided for a public comment period ending June 23, 2025. The EPA is extending the comment period to July 23, 2025.
Learn More🌍EPA Delegates NESHAP Authority to Oklahoma for Air Quality Management
The Oklahoma Department of Environmental Quality (ODEQ) has submitted updated regulations for receiving delegation and approval of its program for the implementation and enforcement of certain National Emission Standards for Hazardous Air Pollutants (NESHAP) for all sources, as provided for under previously approved delegation mechanisms. The updated State regulations incorporate by reference certain NESHAP promulgated by the Environmental Protection Agency (EPA), as they existed through June 30, 2022. The EPA is providing notice that it is taking final action to approve the delegation of certain NESHAP to ODEQ. The final delegation of authority under this action applies to sources located in certain areas of Indian country as discussed herein.
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