Carbon monoxide

Air Plan Conditional Approval; Colorado; Revisions to Regulation Number 7 and Oil and Natural Gas RACT Requirements for 2008 8-Hour Ozone Standard for the Denver Metro/North Front Range Nonattainment Area

The Environmental Protection Agency (EPA) is conditionally approving portions of State Implementation Plan (SIP) revisions submitted by the State of Colorado on May 14, 2018 and May 13, 2020.

Publication Date: 
Friday, May 13, 2022 - 4:00am

Air Plan Approval; OR; Air Contaminant Discharge Permit Fee Revision

The Environmental Protection Agency (EPA) is approving a revision to the Oregon State Implementation Plan (SIP) submitted on November 5, 2020. The revision establishes new fees to be paid by stationary sources of air contaminants that submit notices of intent to construct. The revision also adds a new basic air contaminant discharge permit category to allow certain minor sources, that would otherwise be required to obtain a general, simple, or standard permit, the option to qualify for a basic permit.

Publication Date: 
Thursday, May 12, 2022 - 4:00am

Air Quality State Implementation Plans; Approvals and Promulgations: California; San Diego County Air Pollution Control District; Permits

The Environmental Protection Agency (EPA) is proposing to approve four permitting rules submitted as a revision to the San Diego County Air Pollution Control District (SDAPCD or ``District'') portion of the California State Implementation Plan (SIP). These revisions concern the District's New Source Review (NSR) permitting program for new and modified sources of air pollution under section 110(a)(2)(C) and part D of title I of the Clean Air Act (CAA or ``Act'').

Publication Date: 
Thursday, May 12, 2022 - 4:00am

Air Plan Approval; OR; Oakridge PM10

The Environmental Protection Agency (EPA) proposes to redesignate the Oakridge, Oregon nonattainment area (Oakridge NAA or Oakridge area) to attainment for the 1987 National Ambient Air Quality Standard for particulate matter of 10 microns or less (PM<INF>10</INF> NAAQS).

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; SC; 2018 General Assembly Miscellaneous Revisions

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the State of South Carolina, through the South Carolina Department of Health and Environmental Control (SC DHEC or Department), on April 24, 2020. The SIP revision updates the numbering and formatting of South Carolina's regulations applicable to emissions inventories, emissions statements, and credible evidence. EPA is finalizing approval of these changes pursuant to the Clean Air Act (CAA or Act) and implementing Federal regulations.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; Kentucky; Fugitive Emissions Rule

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the Commonwealth of Kentucky (Commonwealth), through the Energy and Environmental Cabinet (Cabinet) on October 15, 2020. The SIP revision updates the Commonwealth's regulation for the control of fugitive emissions. This revision contains minor non-substantive changes, grammatical edits, renumbering, the removal of one provision, the addition of one new requirement, and the incorporation of two definitions to support the new requirement.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; GA; Updates to References to Appendix W Modeling Guidelines

The Environmental Protection Agency (EPA) is finalizing approval of a State Implementation Plan (SIP) revision submitted by the State of Georgia, through the Georgia Environmental Protection Division (GA EPD) on September 1, 2020. Specifically, EPA is finalizing approval of updates to the incorporation by reference of federal prevention of significant deterioration (PSD) new source review (NSR) regulations in the Georgia SIP.

Publication Date: 
Monday, May 9, 2022 - 4:00am

Air Plan Approval; New Hampshire; Env-A 800 Testing and Monitoring Procedures, Env-A 619.03 PSD Program Requirements, and Env-A 1200 VOC RACT

The Environmental Protection Agency (EPA) is approving State Implementation Plan (SIP) revisions submitted by the State of New Hampshire.

Publication Date: 
Friday, May 6, 2022 - 4:00am

Air Plan Approval; OR; Oakridge PM2.5

The Environmental Protection Agency (EPA) proposes to redesignate the Oakridge, Oregon nonattainment area (Oakridge NAA or Oakridge area) to attainment for the 2006 24-hour fine particulate matter (PM<INF>2.5</INF>) National Ambient Air Quality Standard (NAAQS).

Publication Date: 
Thursday, May 5, 2022 - 4:00am

Air Plan Approval; New Hampshire; Boston-Manchester-Portsmouth Area Second 10-Year Limited Maintenance Plan for 1997 Ozone NAAQS

The Environmental Protection Agency (EPA) is approving a State Implementation Plan (SIP) revision submitted by the State of New Hampshire. On July 29, 2021, the State submitted its 1997 ozone national ambient air quality standards (NAAQS) Limited Maintenance Plan (LMP) for the Boston-Manchester-Portsmouth (Portsmouth) area. EPA is approving the Portsmouth area LMP because it provides for the maintenance of the 1997 ozone NAAQS through the end of the second 10- year portion of the maintenance period.

Publication Date: 
Friday, April 22, 2022 - 4:00am

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