The Third Circuit dismissed for lack of jurisdiction a chemical company's petition to review EPA's health advisory for HFPO-DA, a chemical found in drinking water. The company argued the…

The D.C. Circuit dismissed five states' petition to review EPA's extension of a compliance deadline for a revised national drinking water regulation, which in turn extended the deadline…

The D.C. Circuit vacated EPA's withdrawal of its determination to regulate perchlorate in drinking water. An environmental group argued EPA lacked the authority to withdraw the determination…

A state court preliminarily enjoined the New Hampshire Department of Environmental Services (DES) from enforcing new rules that tightened allowable limits of per- and polyfluoroalkyl substances (…

A district court held that the city of Flint, Michigan, must choose a long-term water source and gave the city a week in which to do so. After the events of the Flint water crisis, EPA notified…

A district court held that a township's Home Rule Charter prohibiting deposition of any waste from oil and gas extraction within the township and invalidating any state permit to the contrary…

The Sixth Circuit held that residents of Flint, Michigan, may pursue class claims against state actors in state court. In January 2016, several plaintiffs filed a class-action lawsuit in state…

A district court granted state defendant's motion to dismiss in a case involving water contamination in Flint, Michigan. Plaintiffs alleged violations of the SDWA as well as state tort claims…

The Iowa Supreme Court held that a city utility cannot sue upstream drainage districts over excess nitrate pollution in the utility's water source. The utility attempted to sue entities that…

A district court dismissed a case alleging racketeering and civil rights violations against state officials and oil companies in connection with illegal increases in oil production to maximize…