🌫️EPA Defers Sanctions in Colorado Ozone Nonattainment Area
In the Proposed Rules section of this Federal Register, EPA is proposing approval of portions of State Implementation Plan (SIP) submissions from the State of Colorado dated June 26, 2023, May 23, 2024, May 30, 2024, and April 2, 2025. The submissions relate to Colorado Air Quality Control Commission Regulation Number 7 (Reg. 7) and Regulation Number 26 (Reg. 26), and address Colorado's SIP obligations for the Reasonably Available Control Technology (RACT) Serious ozone nonattainment area requirement for the 2008 ozone National Ambient Air Quality Standard (NAAQS). In this action, the EPA is making an interim final determination based on that proposed approval. The effect of this interim final determination is that the imposition of sanctions that were triggered by the EPA's December 8, 2023 disapproval are now deferred. Although this action is effective on publication, the EPA will take comment on this interim final determination.
Learn More🌫️EPA Proposes Finding of Failure to Attain SO2 Standards in Indiana
The Environmental Protection Agency (EPA) is proposing to find that the Huntington County, Indiana nonattainment area failed to attain the 2010 Sulfur Dioxide (SO<INF>2</INF>) National Ambient Air Quality Standard (NAAQS) by the applicable attainment date of April 9, 2023. EPA is also proposing to approve revisions into the Indiana State Implementation Plan (SIP) intended to provide for attainment of the 2010 SO<INF>2</INF> NAAQS for the Huntington County nonattainment area. These SIP submissions include Indiana's attainment demonstration and other planning elements required under the Clean Air Act (CAA), and a Commissioner's Order containing enforceable emission limits. Further, EPA is proposing to find that the provisions of Indiana's SIP submittal adequately provide for attainment of the NAAQS and that the plan meets all other applicable CAA requirements.
Learn More🌫️EPA Proposes Approval of Michigan's Regional Haze Implementation Plan
The Environmental Protection Agency (EPA) is proposing to approve the Regional Haze State Implementation Plan (SIP) revision submitted by the Michigan Department of Environment, Great Lakes, and Energy (EGLE) on August 23, 2021, and supplemented on April 3, 2025, as satisfying applicable requirements under the Clean Air Act (CAA) and EPA's Regional Haze Rule (RHR) for the program's second implementation period. EGLE's SIP submission addresses the requirement that States must periodically revise their long-term strategies for making reasonable progress towards the national goal of preventing any future, and remedying any existing, anthropogenic impairment of visibility, including regional haze, in mandatory Class I Federal areas. The SIP submission also addresses other applicable requirements for the second implementation period of the regional haze program. EPA is taking this action pursuant to sections 110 and 169A of the CAA.
Learn More🌬️Guam Air Quality Regulation Proposal
The Environmental Protection Agency (EPA) is proposing approval of a revision to the Guam State Implementation Plan (SIP). This revision governs the Guam Environmental Protection Agency's (GEPA's) issuance of permits for stationary sources and focuses on the preconstruction review and permitting of major sources and major modifications under part D of title I of the Clean Air Act (CAA or "the Act"). We are taking comments on this proposal and plan to follow with a final action.
Learn More💰2025 Adjustment of Civil Monetary Penalties by HUD
This rule provides for 2025 inflation adjustments of civil monetary penalty amounts required by the Federal Civil Penalties Inflation Adjustment Act of 1990, as amended by the Federal Civil Penalties Inflation Adjustment Act Improvements Act of 2015 (the 2015 Act). This rule also removes an obsolete regulation relating to the imposition of civil monetary penalties.
Learn More🌬️Corrections to Arizona Air Quality Implementation Plan by EPA
On January 16, 2025, the Environmental Protection Agency (EPA) published a final rule in the Federal Register approving revisions to the Maricopa County Air Quality Department (MCAQD or "County") portion of the Arizona State Implementation Plan (SIP). In that rulemaking, the EPA inadvertently published numbering errors in the regulatory text codifying the approval in the Code of Federal Regulations (CFR). This document corrects the errors in the final rule's regulatory text.
Learn More🚗Delaware's EPA Proposal for Vehicle Emissions Inspection Program
The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the State of Delaware. This SIP revision addresses Clean Air Act (CAA) requirements for the enactment of a Basic vehicle emissions inspection and maintenance (I/M) program for the Delaware portion (i.e., New Castle County) of the Philadelphia-Wilmington-Atlantic City, Pa-NJ-MD- DE Nonattainment Area (Philadelphia NAA) for the 2015 8-hour ozone National Ambient Air Quality Standards (NAAQS).
Learn More♻️Utah's Revised Hazardous Waste Management Program Authorization
The Solid Waste Disposal Act, as amended, commonly referred to as the Resource Conservation and Recovery Act (RCRA), allows the Environmental Protection Agency (EPA) to authorize States to operate their hazardous waste management programs in lieu of the Federal program. Utah has applied to EPA for final authorization of the changes to its hazardous waste program under RCRA. The EPA has determined that these changes satisfy all requirements needed to qualify for final authorization and is authorizing Utah's changes through this final action. Additionally, the EPA will finalize the codification and incorporation by reference of the State's authorized hazardous waste program.
Learn More🌬️Proposed Updates to West Virginia's Air Quality Standards by EPA
The Environmental Protection Agency (EPA) is proposing to approve a state implementation plan (SIP) revision submitted by the State of West Virginia. This revision updates West Virginia's incorporation by reference (IBR) of EPA's national ambient air quality standards (NAAQS) and the associated monitoring reference and equivalent methods. This action is being taken under the Clean Air Act (CAA).
Learn More🌊Amendments to Rename Gulf of Mexico to Gulf of America
The Bureau of Ocean Energy Management (BOEM) is amending its regulations that implement the Outer Continental Shelf Lands Act (OCSLA) to revise language reading "Gulf of Mexico" or the associated acronym "GOM" to read "Gulf of America" or the associated acronym "GOA." Executive Order 14172 directs agencies to make this change. This final rule ensures that these regulations comply with this order.
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