Joe LombardoJohn EntsmingerAnne CastleBrandon GebhartDavid FeldmanScott OhmAlex RoseRachel HultinDepartment of the InteriorSouthern Nevada Water AuthorityWheat Ridge Police DepartmentUniversity of Colorado Law SchoolUniversity of California, IrvineU.S. District Court of NevadaBureau of Reclamation

Nevada sues feds over Colorado River plan, fearing 'catastrophic impacts' as Las Vegas could lose over 70% of its water allocation

Nevada has filed a lawsuit against the federal government over a Colorado River plan that could drastically reduce the state's water allocation by over 70%, threatening the economy and livelihoods of southern Nevada residents, according to officials from the Southern Nevada Water Authority.

The New York Times The New York Times+1 source25 August 2026 · 01:35 UTC
CuriousCats Full Story

Nevada's lawsuit against the federal Bureau of Reclamation challenges a Colorado River plan that threatens to cut the state's water allocation by over 70%.

John Entsminger, general manager of the Southern Nevada Water Authority, stated that these reductions could have catastrophic impacts on the economy and residents' lives.

“This is a matter of survival for a community that represents about two-thirds of our state’s citizens and the lion’s share of its economy,” said Nevada Governor Joe Lombardo.

The lawsuit argues that the plan violates existing agreements and unfairly targets Nevada while exempting other states from mandatory cuts.

“This is a statewide issue in terms of the economic impacts that would be felt if these sorts of arbitrary and draconian cuts were imposed upon us,” Entsminger added.

The Colorado River is crucial, providing 90 percent of the water supply for 76 percent of Nevada’s population.

Historical data shows that the river's natural flow averages only 14.7 million acre-feet, below the 17.5 million acre-feet assumed in the 1922 compact.

While Nevada has engaged in discussions with California and Arizona regarding the river, it filed the lawsuit independently, with indications that those states may join the legal action.4

Key Insight
“The lawsuit, filed in U.S. District Court, argues the plan violates the 'Law of the River' and unfairly burdens three states while sparing four. Nevada Governor Joe Lombardo called it 'a matter of survival' for a community representing two-thirds of the state's citizens.”
CuriousCats studied:
1
The New York TimesThe New York Times
“City leaders in Wheat Ridge, Colorado, are beginning discussions about possible new regulations for e-bikes and other high-powered electric two-wheelers as concerns grow about safety, particularly among young riders.”
The New York Times →
2
Inside Climate News
“Three days was all it took for the Trump administration’s Colorado River plan to see a legal challenge from, somewhat ironically, Nevada.”
Inside Climate News →
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