Search Results
Use the filters on the left-hand side of this screen to refine the results further by topic or document type.

89 FR 32532

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.

89 FR 31733

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. 

Center for Biological Diversity v. Regan

A district court denied the state of Florida's motion for a limited stay of the court's prior ruling vacating EPA's approval of Florida's application to assume permitting authority under §404 of the CWA. Environmental groups initially sued, arguing EPA and FWS violated the ESA because neither the p...

Sheetz v. El Dorado, California, County of

The U.S. Supreme Court unanimously held that the Takings Clause does not distinguish between legislative and administrative land use permit conditions, in a lawsuit concerning a traffic impact fee as a condition of building a prefabricated home on a parcel of land. The landowner challenged the fee a...

DeVillier v. Texas

The U.S. Supreme Court unanimously held that Texas property owners should be permitted to pursue claims under the Takings Clause through an inverse-condemnation cause of action available under Texas law. Over 120 property owners argued that a Texas highway elevation and expansion project, which buil...

89 FR 28218

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.

89 FR 27502

The National Highway Traffic Safety Administration proposed to establish two new federal motor vehicle safety standards specifying performance requirements for all motor vehicles that use hydrogen as a fuel source. 

89 FR 27288

EPA finalized changes to its test procedures required to be used by industries and municipalities when analyzing the chemical, physical, and biological properties of wastewater and other samples for reporting under the NPDES permit program. 

89 FR 26932

United States v. Villegas, No. 1:24-cv-962 (D. Colo. Apr. 10, 2024). Under a proposed consent decree, settling CWA defendants that discharged pollutants without a permit into waters of the United States must restore impacted areas. 

89 FR 26930

United States v. Lexington-Fayette Urban County Government, No. 5:06-cv-386-KSF (E.D. Ky. Apr. 10, 2024). A proposed material modification to a consent decree concerning alleged violations of the CWA stemming from the settling defendant's operation of its sanitary sewer system and wastewater treatment plant extends the final compliance deadline for remedial projects by four years to December 31, 2030, and makes changes to reporting frequency and methods.