Aspen Journalism

Managing how water moves from one side of the Continental Divide to the other requires cautious timing and accurate forecasting.

Are junior water rights to an oversubscribed river enough to justify two reservoirs on a farm? One Colorado rancher is about to find out.

Endangered fish in the Yampa River may benefit as coal-fired power stations close in the next 10 to 15 years.

Although snowpack in the mountains near Aspen is hovering above normal for this time of year, streamflows in the Roaring Fork River are predicted to be just 85% of normal for April.

A group of ranchers is helping scientists learn more about what happens to pastures that receive less irrigation water.

A multibillion-dollar reservoir and pipeline project may one day pull more than 50,000 acre-feet of water per year from the South Platte River.

Water managers and experts from across Colorado are investigating the feasibility of a voluntary, temporary and compensated water-use-reduction program.

In studying what led to this historic avalanche cycle, snow scientists are identifying some elements — such as warmer temperatures, wetter air and snow, and more-intense storms — that are consistent with a warming climate.

House Bill 1157 would allow water-rights holders to temporarily loan their water to the Colorado Water Conservation Board’s instream-flow program with the goal of improving the natural environment.

The U.S. Army Corps of Engineers has determined that the operators of a marble quarry violated the Clean Water Act when they diverted a tributary of the Crystal River to make way for a mining road.