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Multnomah, County of v. Exxon Mobil Corp.

A district court adopted a magistrate judge's findings and recommendations to remand to state court a climate liability lawsuit brought by an Oregon county against oil and gas companies. The county initially sued in state court, arguing the companies failed to warn consumers about the negative effec...

Puget Soundkeeper Alliance v. Port of Tacoma

The Ninth Circuit reversed in part summary judgment for the operators of a marine cargo terminal on Puget Sound in a CWA citizen suit concerning stormwater discharges. An environmental group argued the operators were liable for discharges from the facility's entire footprint, including an area known...

Center for Environmental Health v. Regan

The Fourth Circuit affirmed dismissal of a TSCA citizen suit concerning EPA's decision on a petition to require testing for 54 per- and polyfluoroalkyl substances (PFAS). Four citizen groups argued that EPA's decision, which granted the petition and agreed to require testing on PFAS as a class throu...

89 FR 51372

United States v. Santolubes, LLC, No.24-cv-807 (E.D. Mo. June 10, 2024). Under a proposed consent decree, settling CERCLA defendants must pay $300,000 for response costs incurred at the Findett/Hayford Bridge Road Groundwater Superfund site in St. Charles County, Missouri.

89 FR 50543

SIP Proposal: Nevada (revisions concerning particulate matter emissions from woodburning devices in Washoe County).

89 FR 51134

EPA proposed to address the unreasonable risk of injury to human health presented by n-methylpyrrolidone (NMP) under its conditions of use as documented in the Agency's risk evaluation and risk determination for NMP pursuant to TSCA.

89 FR 50325

EPA announced the availability of acute freshwater aquatic life screening values for 6PPD and its transformation product 6PPD-quinone. 

89 FR 50410

EPA established requirements for commercial refrigerating appliances and commercial ice machines, safe use of flammable refrigerants, and safe design, construction, installation, and operation of refrigeration systems; and listed several substitutes as acceptable for retail food refrigeration, commercial ice machines, industrial process refrigeration, cold storage warehouses, and ice skating rinks, pursuant to the Agency's significant new alternatives policy program.

89 FR 50245

SIP Proposal: Arizona (partial approval and partial disapproval of revisions concerning implementation, maintenance, and enforcement of the 2012 fine particulate matter NAAQS).

89 FR 50231

SIP Approval: West Virginia (second 10-year limited maintenance plans for the 2006 24-hour fine particulate matter NAAQS for the Charleston area and the West Virginia portion of the Steubenville-Weirton, Ohio-West Virginia area).