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Colorado River near Page AZ
Photo courtesy of Tom Fournier.
Lower Basin States Cooperate
Arizona, California, and Nevada have reached a landmark agreement to reduce water use from the Colorado River. The plan calls for conserving more than 3.2 million acre-feet of water through 2028. In addition, it highlights the Lower Basin states’ commitment to addressing ongoing drought conditions across the West.
The agreement provides near-term stability for the Colorado River system and helps protect water levels in Lake Mead, Lake Powell, and Lake Havasu. State leaders believe these conservation measures will strengthen long-term water security for the 40 million people and countless businesses that depend on the river.
Under the proposal, California will reduce its water use by about 13%. Furthermore, Arizona and Nevada will continue contributing significant conservation efforts. The agreement presents a collaborative solution from the Lower Basin states and offers an alternative to deeper federal water reductions that could have disproportionately impacted Arizona.
Leaders from the Greater Phoenix business and economic development community are applauding a landmark three-state agreement between Arizona, California, and Nevada to proactively reduce water consumption from the Colorado River. This collaborative proposal, aimed at conserving an additional 3.2 million-plus acre-feet of water through 2028, demonstrates that the Lower Basin remains solution-driven in the face of unprecedented Western drought.
The agreement serves as a vital “bridge,” providing immediate stability to the river system and protecting the long-term viability of Lake Mead and Lake Powell. By taking these proactive steps now, the Lower Basin states are ensuring that the 40 million people who rely on this water and the economies they support have can count on a secure future.
The proposal includes significant conservation commitments across the board, with California agreeing to reduce usage by approximately 13% and Arizona and Nevada continuing their history of substantial, measurable contributions to the system’s health. This unified front from the Lower Basin provides a clear alternative to the drastic and inequitable reductions to Arizona’s water supply previously proposed by the federal government. It also serves as a roadmap for the type of conservation that should take place in all seven basin states while federal and interstate negotiations continue for post-2026 operating rules.
While the Lower Basin has moved forward with this critical short-term fix, the agreement highlights the importance of continued cooperation across the entire river system. By prioritizing stability over conflict, Arizona, California, and Nevada have set a standard for proactive governance that ensures the Colorado River remains a lifeblood for the American West.
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About the Greater Phoenix Chamber
The Greater Phoenix Chamber catalyzes regional prosperity with forward-thinking public policy, intentional economic growth, and diverse, prepared talent. The Chamber pursues this mission by collaborating with business, political, and community leaders to grow the regional talent pool, create a regional approach to economic development, and drive a pro-Arizona agenda.































