SIP Approval: Arizona (revisions addressing reasonably available control technology obligations for the Phoenix-Mesa 2008 moderate ozone nonattainment area).

SIP Proposal: Illinois (attainment plan for the Alton Township 2010 primary sulfur dioxide nonattainment area).

EPA proposed applicable volumes and percentage standards for 2023 through 2025 for cellulosic biofuel, biomass-based diesel, advanced biofuel, and total renewable fuel; a second supplemental standard addressing the remand of the 2016 standard-setting rulemaking; and several regulatory changes to the Renewable Fuel Standard program, including regulations governing the generation of qualifying renewable electricity and other modifications intended to improve the program's implementation.

FWS announced findings that the Bone Cave harvestman is not warranted for delisting, and that seven species—Brandegee’s buckwheat, Chowanoke crayfish, Cisco milkvetch, stage station milkvetch, Isely’s milkvetch, Columbia Oregonian, and Rye Cove cave isopod—are not warranted for listing as threatened or endangered under the ESA.

EPA announced a proposed settlement comprised of two administrative agreements in which settling CERCLA defendants must pay $1.2 million in reimbursement of past response costs paid by the United States in connection with an ongoing removal action at the Wells G&H Superfund site in Woburn, Massachusetts.

EPA approved the CAA §111(d) state plan submitted by Arkansas for sources subject to the municipal solid waste landfills emission guidelines.

EPA determined that the Plumas County, California, nonattainment area failed to attain the 2012 annual fine particulate matter NAAQS by the December 31, 2021, “moderate” area attainment date, and reclassified the area to "serious".

The Census Bureau announced the list of areas that qualified as urban based on the results of the 2020 Census for the United States, Puerto Rico, and the Island Areas.

The Bureau of Reclamation announced that it plans to consult with federally recognized Indian tribes in the agency's 17 western states on implementation of the Inflation Reduction Act as it applies to tribes.

NMFS designated and authorized the release of a nonessential experimental population of Central Valley spring-run Chinook salmon in the upper Yuba River and its tributaries upstream of Englebright Dam, California, and under the ESA, established a limited set of take exceptions for the experimental population.