EPA announced the availability of and seeks comment on the "2023 Draft Supplement to the 1,4-Dioxane Risk Evaluation'' prepared under TSCA that is being submitted to the Science Advisory Committee on Chemicals for peer review.

EPA announced the availability of and seeks comment on the “Examination of Microcosm/Mesocosm Studies for Evaluating the Effects of Atrazine on Aquatic Plant Communities” that is being submitted to the FIFRA Scientific Advisory Panel for peer review.

EPA updated the list of chemicals subject to toxic chemical release reporting under EPCRA and the Pollution Prevention Act, identifying nine per- and polyfluoroalkyl substances that must be reported.

EPA announced the start of the 2024 submission period for the TSCA Chemical Data Reporting rule.

EPA seeks comment on implementation of a plan to ensure that farmworkers have access to bilingual pesticide labeling by December 2025 under the Pesticide Registration Improvement Act of 2022.

EPA proposed to address the unreasonable risk of injury to human health presented by perchloroethylene (PCE) under its conditions of use as documented in the Agency's December 2020 risk evaluation for PCE and December 2022 revised risk determination for PCE prepared under TSCA.

EPA amended the requirements in the National Oil and Hazardous Substances Pollution Contingency Plan that govern the use of dispersants and other chemicals and spill mitigating substances when responding to oil discharges into jurisdictional waters of the United States.

EPA proposed amendments to the new chemicals procedural regulations under TSCA; the amendments would reduce the need to redo all or part of the risk assessment by improving information initially submitted in new chemicals notices, as well as revise the regulations for low volume exemptions and low release and exposure exemptions, which include requiring EPA approval of an exemption notice prior to commencement of manufacture, making per- and polyfluoroalkyl substances categorically ineligible for these exemptions, and providing that certain persistent, bioaccumulative, toxic chemical substances are ineligible for these exemptions.

DOJ, on behalf of DOI, entered into a proposed settlement agreement under OPA that requires the settling party to pay $400,000 for past assessment costs and implementation of natural resource restoration projects related to the January 23, 2010, discharge of sour crude oil into the Sabine-Neches Waterway in the city of Port Arthur, Texas, at or from the T/V Eagle Otome as a result of its collision with the towboat Dixie Vengeance.

EPA proposed measures to address the unreasonable risk of injury to human health presented by methylene chloride under its conditions of use as documented in the Agency's June 2020 Risk Evaluation and November 2022 revised risk determination prepared under TSCA.