Search Results for keywords:"1997 8-hour ozone NAAQS"

Found 3 results

Search Results: keywords:"1997 8-hour ozone NAAQS"

💰 Only
Oldest Newest
  • 2021-02558 — Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standards Second Maintenance Plan for the Tioga County Area
    Type:Proposed Rule
    Citation:86 FR 8569
    Reading Time:about 23 minutes

    The Environmental Protection Agency (EPA) is proposing to approve a plan from Pennsylvania to maintain air quality standards for ozone in Tioga County under the Clean Air Act. This plan shows how the area has maintained safe ozone levels and includes measures to ensure it continues through 2027. The EPA is asking for public comments by March 10, 2021, and will consider these before making a final decision. This action is part of efforts to manage and improve air quality to protect public health.

    Simple Explanation

    The EPA wants to say "good job" to Pennsylvania for keeping the air clean from a type of pollution called ozone in a place called Tioga County and plans to help keep it that way until 2027. They're asking people to share their thoughts before they make a final decision.

  • 2025-01110 — Approval and Promulgation of Implementation Plans; State of California; Coachella Valley; Extreme Attainment Plan for 1997 8-Hour Ozone Standards
    Type:Rule
    Citation:90 FR 6823
    Reading Time:about 28 minutes

    The Environmental Protection Agency (EPA) has approved parts of California's plan to meet air quality standards in the Coachella Valley for ozone levels set in 1997. They approved demonstrations showing reasonable progress and efforts to offset vehicle emissions. The decision follows public comments and reviews of the plan, confirming the approach is scientifically valid and doesn't delay attainment of air quality goals. The action is consistent with the Clean Air Act and doesn't add new requirements beyond those already established by California law.

    Simple Explanation

    The EPA is happy with how California is trying to make the air cleaner in the Coachella Valley by reducing smog, especially from cars, and says they are doing a good job following the rules from a while ago.

  • 2021-02582 — Air Plan Approval; Pennsylvania; 1997 8-Hour Ozone National Ambient Air Quality Standard Second Maintenance Plan for the Clearfield/Indiana Area
    Type:Proposed Rule
    Citation:86 FR 8729
    Reading Time:about 23 minutes

    The Environmental Protection Agency (EPA) is proposing to approve a revision to Pennsylvania's state implementation plan (SIP) to ensure that ozone levels in the Clearfield and Indiana Counties meet the 1997 8-hour ground-level ozone standard through 2029. This plan, submitted by the Pennsylvania Department of Environmental Protection, includes steps to maintain air quality, such as regular monitoring, an emissions inventory, and a contingency plan to address potential violations. EPA is inviting public comments on this proposal, which aligns with the requirements of the Clean Air Act.

    Simple Explanation

    The EPA wants to make sure the air in Clearfield and Indiana, Pennsylvania, stays clean by checking it often and having a backup plan if it gets dirty. They are asking people what they think about this idea.