EPA announced the availability of preliminary work plans for the following chemicals: Aureobasidium pullulans and cyflumetofen. 

EPA denied a petition from American Forest and Paper Association requesting amendments to the Non-Hazardous Secondary Materials regulations under RCRA. 

EPA found that 11 states failed to submit SIP revisions required by the CAA in a timely manner for certain nonattainment areas classified as moderate for the 2015 ozone NAAQS: Arizona, California, Connecticut, Delaware, Illinois, Indiana, Michigan, New Jersey, Nevada, Texas, and Wisconsin. 

EPA announced a 60-day public comment period associated with the release of the draft Integrated Risk Information System toxicological review of inorganic arsenic.

SIP Proposal: California (nonattainment new source review requirements for the 2015 eight-hour ozone NAAQS in the Butte County Air Quality Management District).

SIP Approval: Virginia (second maintenance plan for the 1997 eight-hour ozone NAAQS in the Norfolk-Virginia Beach-Newport News, VA Area).

FWS removed Nelson’s checker-mallow from the Federal List of Endangered and Threatened Plants.

FWS withdrew the proposal to remove Phyllostegia glabra var. lanaiensis from the Federal List of Endangered and Threatened Plants.

FWS removed 21 species from the Federal List of Endangered and Threatened Wildlife due to extinction.

United States v. Dravo Corp., No. 8:01-cv-00500-JFB-TBT (D. Neb. Oct. 10, 2023). Under a proposed consent decree, a settling CERCLA defendant must pay $131,067 for response costs incurred and to be incurred by EPA at the Hastings Groundwater Contamination Superfund site.