Geography

Colorado officials are preparing for a future with less water by developing rules for users to measure how much they're taking from streams.

Water levels could fall so low this winter that the city of Aspemay struggle to generate power, and water owners could see shortages.

Deep below Arizona sit large volumes of water that are less salty than the ocean, but not easily used. If it were all pumped to the surface and purified, this brackish groundwater would supply Arizona’s water needs for a century or more. Problem is, it can’t all be pumped.

The seven states failed to meet a federal deadline of February 1st to agree on a plan to use less water from the Colorado River. Brad Hicks of the...

This page features ground-based photos of Blue Mesa Reservoir, along the Gunnison River in Curecanti National Recreation Area. Created by 390-foot Blue Mesa Dam, the reservoir has a capacity of...

By Stephen R. Miller, Food and Water Reporting Project Photography by Bill Hatcher You could almost visit Arizona without noticing it was a farming state. If you flew into Phoenix in an aisle seat,...

For more than 4½ years, state engineers in Colorado have expressed concerns that a conservancy district has not proven there is a need for the water, which would be stored in the proposed White River reservoir and dam project.

Funding shortfalls are hobbling efforts to clean up watersheds and protect drinking water for more than 1 million Coloradans.

Colorado West Slope water officials turned up the volume on the call for action around water and climate change, calling it a “train wreck.”

Water managers are dealing with the after effects of fire and mudslides in Glenwood Canyon by continuing a water quality monitoring program.