The Ninth Circuit affirmed summary judgment for EPA in a challenge to a compliance order stating that landowners' property in Idaho contained wetlands subject to CWA protection and directing…

The Tenth Circuit denied a motion to hold in abeyance a lawsuit concerning EPA and the U.S. Army Corps of Engineers' 2015 Clean Water Rule. It did decide, however, to consider whether to…

A district court granted a motion for summary judgment in a challenge to EPA and the U.S. Army Corps of Engineers' 2015 Clean Water Rule. States and industry groups argued the rule violated…

A district court denied Ohio's and Tennessee's motion to preliminarily enjoin EPA's 2015 Clean Water Rule that clarified the definition of "waters of the United States"…

A district court vacated nationwide the Applicability Date Rule, which suspended the effect of the Clean Water Rule until February 2020 and required agencies in the interim to apply the pre-Clean…

A North Dakota district court enjoined in Iowa the 2015 Clean Water Rule, which clarifies the definition of "waters of the United States" that are protected under the CWA. The governor…

The court holds a landowner liable under the Federal Water Pollution Control Act (FWPCA) for discharging polluted stormwater without a permit into a stream on his property that flows into ponds on…