United States v. San Diego, City of, No. 3:23-cv-00541-LL-BGS (S.D. Cal. Apr. 22, 2024). Under a proposed consent decree, settling CERCLA defendants must collectively pay $2,412,029.89 for reimbursement of response costs incurred in connection with the release of hazardous substances at the former Naval Training Center in San Diego, California. 

EPA denied a petition from the Center for Biological Diversity requesting that discarded polyvinyl chloride be listed as a hazardous waste under RCRA. 

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.

NOAA announced the availability of final evaluation findings for seven state and territory coastal management programs and four national estuarine research reserves under the CZMA. 

United States v. General Dynamics Corp., No. 6:24-cv-00722 (M.D. Fla. Apr. 18, 2024). Under a proposed consent decree, settling CERCLA defendants that released and/or threatened releases of hazardous substances into the environment at the General Dynamics Longwood Superfund Site located in Longwood, Florida, must perform a remedial design and remedial action for the site, reimburse EPA for its past response costs for the site, and pay future costs related to the work. 

United States v. PPG Industries, Inc., No. 2:24-04771 (D.N.J. Apr. 11, 2024). Under a proposed consent decree concerning the Riverside Industrial Park Superfund Site in Newark, New Jersey, a settling CERCLA defendant must design and implement the components of the remedy selected for the site in EPA's September 28, 2021, record of decision that relate to waste material, sewer water, soil gas, and soil/fill material; perform groundwater monitoring and implement institutional controls; reimburse the United States $2,883,120 and New Jersey $116,880 for past response costs relating to the site; and pay for future response costs to be incurred.

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. 

The Mine Safety and Health Administration amended its existing standards to better protect miners against occupational exposure to respirable crystalline silica, a significant health hazard, and to improve respiratory protection for miners from exposure to airborne contaminants.

NMFS announced a 90-day finding that a petition to list the whitespotted eagle ray as a threatened or endangered species and to designate critical habitat concurrent with the listing does not present substantial scientific or commercial information indicating that the petitioned action may be warranted. 

FWS announced the updated planning policies for the National Wildlife Refuge System to incorporate landscape conservation plans and consideration of climate change and other anthropogenic forces in refuge management.