SIP Proposal: Delaware (public notice requirements for new source review and outer continental shelf permit programs). 

SIP Approval: Kentucky (revisions to rules regarding major stationary sources that are located within or have emissions that impact nonattainment areas, and revisions to nonattainment new source review planning requirements for the 2015 eight-hour ozone NAAQS in Jefferson County). 

EPA announced the availability of and seeks comment on the 2024 draft risk evaluation for formaldehyde prepared under TSCA. 

FWS proposed to list the pygmy three-toed sloth as a threatened species under the ESA, with a rule issued under §4(d) of the Act. 

The National Telecommunications and Information Administration (NTIA) announced that it will follow the First Responder Network Authority’s NEPA procedures on an interim basis with modifications to account for NTIA's internal organization and establish 30 new categorical exclusions in compliance with NEPA, CEQ regulations, and other related authorities. 

FWS and NMFS finalized revisions to portions of their regulations that implement §4 of the ESA, concerning procedures and criteria used for listing, reclassifying, and delisting species on the lists of endangered and threatened wildlife and plants and designating critical habitat.

SIP Proposal: Georgia (removal of requirement for enhanced Stage I gasoline vapor recovery systems at existing gasoline dispensing facilities in Catoosa, Richmond, and Walker Counties). 

NMFS announced its intent to conduct a five-year review of the endangered western distinct population segment of the Steller sea lion. 

FWS announced a 12-month finding on a petition to list the lake sturgeon as an endangered or threatened species under the ESA, finding that listing is not warranted at this time. 

EPA finalized national primary drinking water regulations for six per- and polyfluoroalkyl substances (PFAS): perfluorooctanoic acid (PFOA), perfluorooctane sulfonic acid (PFOS), perfluorohexane sulfonic acid (PFHxS), perfluorononanoic acid (PFNA), hexafluoropropylene oxide dimer acid (HFPO-DA), and perfluorobutane sulfonic acid (PFBS); the Agency also finalized a Hazard Index of 1 as the maximum contaminant level goal and maximum contaminant level for any mixture containing two or more of PFHxS, PFNA, HFPO-DA, and PFBS.