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Controlling Air Pollution from Oil and Natural Gas Operations

  • Reducing pollution to protect public health and tackle the climate crisis 

Announcements

  • August 13, 2025 - EPA will hold a virtual public hearing on September 2, 2025 for the Oil and Natural Gas Interim Final Rule. In addition to this, the comment period will now close 30 calendar days after the public hearing.
  • July 28, 2025 - EPA issued an interim final rule to extend certain compliance deadlines in the 2024 New Source Performance Standards and Emissions Guidelines for oil and natural gas operations - commonly known as OOOOb/c - under sections 111(b) and 111(d) of the Clean Air Act.
  • March 12, 2025 - Trump EPA Announces OOOO b/c Reconsideration of Biden-Harris Rules Strangling American Energy Producers

EPA’s Clean Air Act regulations for oil and natural gas operations help combat climate change and reduce air pollution that harms public health. The regulations apply to equipment and activities used for the onshore oil and natural gas industry.

Actions and Notices

  • Regulatory Actions
  • Control Techniques Guidelines
  • Information Requests

Implementation

Implementation of EPA's 2024 rules (OOOOb and OOOOc)

  • Frequently Asked Questions
  • Summary of Requirements for State Plans
  • Small Business Compliance Guide
  • Alternative Test Method Application
  • Manufacturer-Tested Combustion Control Devices

Implementation of earlier requirements

  • OOOOa Reporting
  • Well Completion Notification Contacts

Basic Information

The oil and natural gas industry is the largest industrial source of the potent greenhouse gas methane and smog-forming volatile organic compounds.

Voluntary Program

Learn about voluntary methane programs for the oil and gas industry

Contact Us about Controlling Air Pollution from Oil and Natural Gas Operations to ask a question, provide feedback, or report a problem.
Last updated on August 14, 2025
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