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  2. Ground-level Ozone Pollution

2008 Ozone National Ambient Air Quality Standards (NAAQS) Infrastructure Actions

Findings of Failure to Submit a Section 110 State Implementation Plan (SIP) for Interstate Transport for the 2008 Ozone Standards
July 13, 2015 – EPA finds that 24 states have failed to submit complete “good neighbor” State Implementation Plans (SIPs).  These plans must demonstrate how the state will address air pollution that crosses its border and impacts other states’ ability to attain and maintain the national ambient air quality standard (NAAQS) for ozone established in 2008.

  • Federal Register Notice (PDF) (6pp, 234k)
  • Fact Sheet for Findings of Failure to Submit a Section 110 SIP for Interstate Transport for 2008 Ozone Standards

EPA Makes Findings of Failure to Submit Infrastructure State Implementation Plans - 2008 Ozone Standard
January 15, 2013 - EPA issued findings that 28 states, Washington DC and Puerto Rico missed Clean Air Act deadlines for submitting plans for implementing EPA's 2008 national air quality standards for the ozone.

  • Federal Register Notices (PDF) (11pp, 265k)
  • Fact Sheet for Findings of Failure to Submit Infrastructure State Implementation Plans - 2008 Ozone Standard

The Docket No. EPA-HQ-OAR-2012-0943 contains both of these notices, supporting documents, and public comments.

Ground-level Ozone Pollution

  • Ozone Basics
  • Health Effects
  • Ecosystem Effects
  • Setting and Reviewing Ozone Standards
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  • Ozone Implementation Regulatory Actions
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Contact Us About Ozone Pollution
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on March 19, 2025
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