NOAA approved a boundary expansion for the South Slough National Estuarine Research Reserve in Charleston, Oregon. 

The president issued Proclamation No. 10746 of May 2, 2024, expanding the boundaries of the San Gabriel Mountains National Monument.

The president issued Proclamation No. 10745 of May 2, 2024, expanding the boundaries of the Berryessa Snow Mountain National Monument.

DOE announced the availability of the preliminary list of potential national interest electric transmission corridors, the designation of which would focus public and policymaker attention on the areas of greatest transmission need and unlock valuable federal financing and permitting tools to advance transmission development.

BLM finalized a rule that applies land health standards to all Bureau-managed public lands and uses, codifies conservation tools to be used within FLPMA's multiple-use framework, revises existing regulations concerning designation and protection of areas of critical environmental concern, and provides an overarching framework to facilitate ecosystem resilience on public lands. 

EPA finalized a CWA regulation to revise the technology-based effluent limitations guidelines and standards for the steam electric power generating point source category applicable to flue gas desulfurization wastewater, bottom ash transport water and legacy wastewater at existing sources, and combustion residual leachate at new and existing sources. 

EPA updated the regulatory framework governing the management and protection of environmental, fish and wildlife, other surface resources, and special areas in the National Petroleum Reserve in Alaska.

EPA withdrew from Agency regulation and management two designated ocean dredged material disposal sites, the Nome East and Nome West Sites, located near Nome, Alaska, pursuant to the Marine Protection, Research, and Sanctuaries Act.

United States v. Sunoco Pipeline, L.P., No. 1:24-cv-00238-SJD (S.D. Ohio Apr. 29, 2024). Under a proposed consent decree, a settling CWA defendant must pay a civil penalty of $550,000 in addition to $1,250,000 to compensate for harm to natural resources in connection with crude oil escaping from a ruptured pipeline, contaminating waters of the United States, and causing damage to natural resources.

DOE amended its regulations for the timely coordination of federal authorizations for proposed interstate electric transmission facilities pursuant to the Federal Power Act.