EPA Region 4 reissued the NPDES general permit for existing and new sources and new dischargers in the offshore subcategory of the oil and gas extraction point source category located and discharging to the outer continental shelf of the eastern Gulf of Mexico.

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

NOAA proposed to designate marine portions of Papahānaumokuākea Marine National Monument in the Pacific Ocean waters surrounding the Northwest Hawaiian Islands as Papahānaumokuākea National Marine Sanctuary. 

EPA proposed to remove polytetrafluoroethylene from the current list of inert ingredients approved for use in food use and nonfood use pesticide products because it has been identified as a per- and polyfluoroalkyl substance that is no longer used in any registered pesticide product.

The National Science Foundation seeks input to inform the development of an implementation plan to advance a key recommendation of the Ocean Climate Action Plan regarding marine carbon dioxide removal research.

EPA amended the 2018 final rule that established fees for the administration of TSCA. 

EPA seeks comment on draft guidance to clarify and inform future NPDES permitting actions for communities with combined sewer systems. 

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.

The Army Corps of Engineers proposed to establish agency specific procedures for its implementation of principles, requirements, and guidelines for water resources investments in response to congressional direction provided in authorizing language in the Water Resources Development Act of 2020.