WASHINGTON, May 17 (TNSFR) -- The U.S. Environmental Protection Agency (EPA) is approving Michigan's revised State Implementation Plan (SIP) to address sulfur dioxide (SO2) pollution in the Detroit non-attainment area. The EPA's action follows previous findings that Michigan had not fully met Clean Air Act requirements for the area. This approval pertains to the 2010 sulfur dioxide primary national ambient air quality standard (NAAQS). Michigan submitted its revised plan on December 20, 2022,   more

WASHINGTON, May 17 (TNSFR) -- The U.S. Environmental Protection Agency EPA has issued a final rule approving a revision to California's State Implementation Plan affecting the Mojave Desert Air Quality Management District, specifically addressing emissions of oxides of nitrogen (NOX) and carbon monoxide from industrial, institutional, and commercial boilers, steam generators, and process heaters. The agency approved Rule 1157, titled "Boilers and Process Heaters," as amended by the local air di  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Environmental Protection Agency EPA has issued a final rule approving revisions to the Texas State Implementation Plan submitted by the Texas Commission on Environmental Quality on July 9, 2021. The revisions incorporate updates to the state's Prevention of Significant Deterioration and Nonattainment New Source Review permitting programs, aligning them with the federal Project Emissions Accounting rule finalized by the EPA in November 2020. The changes allo  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Environmental Protection Agency has proposed a rule to grant the State of Arizona primary enforcement authority for all six classes of underground injection wells under the federal Safe Drinking Water Act. If finalized, this action would allow the Arizona Department of Environmental Quality to implement the state's Underground Injection Control (UIC) program and assume regulatory control over Class I through Class VI injection wells within its borders, excl  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Environmental Protection Agency has formally revoked its 2024 final rule establishing a waste emissions charge (WEC) for petroleum and natural gas systems, following a joint resolution of disapproval enacted under the Congressional Review Act. The final rule, initially designed to enforce compliance under the Clean Air Act's Methane Emissions Reduction Program, is now without legal effect and is being removed from the Code of Federal Regulations. This reg  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Transportation Federal Aviation Administration (FAA) has issued a final rule amending Very High Frequency Omnidirectional Range (VOR) Federal Airways V-161, V-163, and V-568, alongside establishing a new United States Area Navigation (RNAV) Route T-545 in the vicinity of Three Rivers, Texas. This regulatory change stems from the planned decommissioning of the VOR portion of the Three Rivers VOR/Tactical Air Navigation (VORTAC) navigational ai  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Transportation Federal Aviation Administration (FAA) has issued a proposed rule to adopt a new airworthiness directive (AD) targeting all Gulfstream Aerospace Corporation Model G650 and G650ER airplanes. This action follows the FAA's identification of errors in previous revisions of the airworthiness limitations section within the aircraft maintenance manuals for these models. Gulfstream Aerospace Corporation, headquartered in Savannah, Georg  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Transportation Federal Aviation Administration has issued a supplemental notice of proposed rulemaking (SNPRM) to revise the Class E airspace configuration at Battle Mountain Airport in Battle Mountain, Nevada. This action updates a previous proposal published earlier this year, aiming to enhance the safety and management of instrument flight rules (IFR) operations at the airport. The modifications involve expanding, realigning, and reducing   more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Transportation Federal Aviation Administration (FAA) has issued a new notice of proposed rulemaking to supersede Airworthiness Directive 2020-06-18, expanding safety measures to additional Airbus SAS aircraft models and reinforcing restrictions on trimmable horizontal stabilizer actuator (THSA) components. The proposal, published on May 19, 2025, would continue the requirements set forth in the 2020 directive while revising the scope to includ  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Transportation Federal Aviation Administration (FAA) has issued a final rule revoking Colored Federal Airway Amber 16 (A-16) in the northern United States, effective August 7, 2025, at 0901 UTC. This action results from the decommissioning of the White Rock Nondirectional Radio Beacon (NDB) located in White Rock, British Columbia, Canada, which previously served as a key navigational aid for the airway. The route extended between the White Ro  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Health and Human Services Food and Drug Administration has issued a final rule amending regulations to permit the use of zinc L-selenomethionine as a source of selenium in complete feed for broiler chickens. This amendment follows the approval of a food additive petition submitted by Zinpro Corporation, headquartered in Eden Prairie, Minnesota. The FDA concluded that the data provided by Zinpro Corp. sufficiently demonstrated the safety and e  more

WASHINGTON, May 17 (TNSFR) -- The U.S. Department of Health and Human Services Administration for Children and Families (ACF) has issued a request for public comment on proposed updates to its methodological framework guiding the Pathways to Work Evidence Clearinghouse. The notice, published on May 19, 2025, outlines draft changes in Version 2.0 of the "Protocol for the Pathways to Work Evidence Clearinghouse: Methods and Standards." These updates are designed to expand and refine the standards  more

WASHINGTON, May 17 (TNSFR) -- The Nuclear Regulatory Commission officials have issued the final Supplemental Environmental Impact Statement (SEIS) supporting the subsequent license renewal for the Virgil C. Summer Nuclear Station, Unit 1, located in Fairfield County, South Carolina. Operated by Dominion Energy South Carolina, Inc., the facility's Renewed Facility Operating License No. NPF-12 is now under consideration for an additional 20-year extension. The final SEIS, designated as NUREG-143  more