A district court dismissed a Native American tribe's lawsuit challenging a proposed sulfide mine along the banks of the Menominee River, which forms the border between Wisconsin and Michigan's Upper Peninsula. The tribe argued, pursuant to the Act's citizen suit provision, that EPA and the U.S. Army...

In an unpublished opinion, a state appellate court affirmed a lower court's ruling that a Wisconsin landowner violated state law by discharging fill material into a wetland on his property. The lower court found that the landowner had filled waters of the state without obtaining a permit, in violati...

The Arizona Supreme Court vacated a ruling that a Native American tribe sufficiently alleged standing to bring a public nuisance claim against a resort using reclaimed wastewater to make artificial snow on the San Francisco Peaks in northern Arizona. Before the lower court, the tribe argued that the...