Issues

Though many agricultural interests and water utilities support the new Waters of the U.S. (WOTUS) rule, as it is known, Colorado Attorney General Phil Weiser and Patrick Pfaltzgraff, director of the state’s Water Quality Control Division, said they will take legal action to protect streams that are no longer subject to federal oversight.

By Kurt Repanshek, National Parks Traveler From the high country in Rocky Mountain National Park a muddy flush of water rushes downstream, through western Colorado. It turns left, going south...

By Kurt Repanshek, National Parks Traveler By mid-century, annual runoff into the Colorado River could be reduced by nearly a third as declining snowpack leads to greater evaporation of snowmelt,...

Years of drought, upstream diversions and impoundments, and an overly optimistic forecast of Colorado River flows, have sapped the river once literally called Grand.

A warming climate has been linked to human activity around the world, and has affected the Colorado River System as well. The impacts are substantial, from reduced water flows, threats to indigenous species and the influx of new invasive species along the river system.

A synthetic chemical’s appearance in public water supply wells raises questions of how to protect the public from unknown health hazards.

The Zuni tribe's homeland is one of the most parched sections of the country. The tribe has already declared three drought emergencies in the last 15 years. Will it survive the next one?

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

A new thawing technology aims to help restaurants cut their water use, reduce their operating costs and shrink their carbon footprint.