As Lake Powell and Lake Mead near critical elevations, federal planners face narrowing operational options that could reshape ...

Arizona Gov. Katie Hobbs said a meeting among most governors fighting over declining Colorado River water has put them “on a ...

Grundfos joined global water advocate Mina Guli to launch "Keep the River Running," a national campaign focused on protecting the Colorado River.

Negotiators for seven states remain deeply divided over how to cut water use along the Colorado River. The chances of a court ...

WASHINGTON – Arizona Gov. Katie Hobbs joined other Colorado River basin leaders in Washington for talks aimed at averting a ...

Arizona and the six other states face a Feb. 14 deadline to strike a new water sharing agreement. Cuts are surely coming.

Six of the seven Colorado River governors met in Washington with Interior Secretary Doug Burgum and emerged with some ...

With another federal deadline only weeks away and record-low snowfall further drying out the watershed, states have begun talking about whether they are prepared for litigation.

No matter which alternative the federal government picks to manage the depleted Colorado River, there's a very good chance of ...

Arizona and Colorado officials are building war chests for possible future litigation over Colorado River water rights even ...

Hydropower output at Hoover Dam is down by about half since 2000. Lakes Mead and Powell are approaching critical thresholds below which hydropower generation would be severely curtailed or cease.

In late May, as the outside temperature approached 100 degrees, Arizona’s top water policy officials gathered in an air-conditioned Phoenix conference room. Their purpose that day was to decide ...