The Pipeline and Hazardous Materials Safety Administration amended the Hazardous Materials Regulations to update, clarify, improve the safety of, or streamline various regulatory requirements.

NMFS gave notice that all Middle Columbia River steelhead occurring in all accessible reaches upstream of Round Butte Dam on the Deschutes River in Oregon will be designated as threatened under the ESA when the nonessential experimental population designation and accompanying protective measures expire on January 15, 2025.

EPA announced the availability of and seeks comment on the draft document titled "Technical Documentation for the Framework for Evaluating Damages and Impacts (FrEDI)," which provides technical documentation of a framework used to analyze future climate change-related impacts to the United States, projected to occur across multiple impact sector categories, geographic regions, and populations, under any custom temperature scenario.

NMFS listed the Atlantic humpback dolphin as endangered under the ESA. 

EPA announced the availability of and seeks comment on a document that describes its draft approach for implementation of the EPA label program for low embodied carbon construction materials.

FWS determined threatened species status under the ESA for the silverspot butterfly from Colorado, New Mexico, and Utah, and issued a rule under §4(d) under the Act to provide for the conservation of the species. 

EPA announced the availability of and seeks comment on the Draft Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2022. 

NMFS listed the queen conch as a threatened species under the ESA.