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After two decades of drought, parts of Lake Mead that were once under water have been exposed as the lake falls to historically low levels.

A trio of bills affecting water rights and infrastructure for Arizona tribes took a step closer to becoming law Wednesday, a move one official said his tribe has been waiting for since being forced onto the reservation. Read more»

Lake Powell at sunrise.

Discussions about the Colorado River basin - facing a make-or-break moment when arid states begin to reckon with a drier future - are filled with technical jargon and unfamiliar acronyms, but an understanding of key terms can demystify the language. Read more»

Glen Canyon Dam holds back the waters of Lake Powell, a sprawling recreational reservoir that provides storage and power for residents along the Colorado River.

In a sign of how dire drought conditions have become in the American West, the Bureau of Reclamation will keep water in Lake Powell and add more water from the Flaming Gorge Reservoir upstream to stave off dropping water levels. Read more»

The April 1, 2021 snow survey at Phillips Station in the Sierra Nevada Mountains.

The West is on track for a future with little to no snow - if greenhouse gas emissions aren’t reduced, models show significant reductions in snowpack in the West’s mountains over the next 35 to 60 years - with far-reaching implications for ecosystems, agriculture and communities. Read more»

For the first time, the August 24-Month Study showed Lake Mead’s surface below 1,075 feet, triggering a Tier 1 shortage that will deprive low-priority users of some of their water, said Tanya Trujillo, assistant Interior secretary for water and science.

Arizona, Nevada and Mexico will get less Colorado River water next year after the Bureau of Reclamation on Monday released a key monthly report that determines river water allocations for the coming year. Read more»

The 'bathtub ring' around Lake Mead is visible from the Mike O'Callaghan-Pat Tillman Memorial Bridge near Hoover Dam. After years of drought, the water level is down more than 140 feet from what hydrologists considered 'full pool.'

The U.S. Drought Monitor recently reported that, for the first time in its nearly 20-year history, none of the contiguous states — including Arizona — was showing symptoms of severe or exceptional drought. Read more»

Boats cruise on the Colorado River’s Lake Havasu, where part of the local economy is reliant on the tourism and boating industries the river attracts.

A new report claims that property values could decline along with projected decreases in the level of the Colorado River, as demand on the river outpaces supply of water in it. Read more»

The Colorado River watershed spans several Western states, but recent studies have indicated that demands from growing populations could outstrip the river’s supply, putting the river at risk.

A new ranking lists the Colorado River as the most-endangered river in the country, as increased demands on its water supply have put the river “at a breaking point.” Read more»