The U.S. Supreme Court agreed June 29, 2026, to hear Nebraska's lawsuit against Colorado over South Platte River water rights and a long-delayed canal project.
Category: Research and Legal News
Arizona governor vetoes ‘public nuisance’ water lawsuit bill
Arizona Governor Katie Hobbs vetoed House Bill 2167, a proposal that could have exposed the state to costly damages in water-related lawsuits. The decision comes as groundwater disputes, including a...
The Colorado Supreme Court ruled January 26, 2026 that private landowners cannot sue under the state’s water waste statute, clarifying enforcement, jurisdiction, and future water disputes.
The Supreme Court declined to hear a California water case tied to the 2014 drought, leaving lower court rulings on Central Valley Project contracts intact.
Utah Supreme Court upholds denial of Green River export plan
Utah’s high court ruled that state law, not the Upper Basin Compact, governs water exports in a case over piping Green River water to Colorado.
New Mexico, Texas, Colorado, and the U.S. reach a settlement to end a decade-long Rio Grande water dispute, pending Supreme Court approval.