Colorado

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.

Can Colorado find a fair way to set aside as much as 500,000 acre-feet of water in Lake Powell to protect the state from future drought?

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.

The operator of Marble’s famed Yule quarry, is facing scrutiny and possible penalties from federal and state regulators after an October diesel spill that shut down operations for nearly two months.

A new bill seeks to resolve the debate over how ranchers and other water users can maintain their historical water use when dry conditions trigger cutbacks.

Water utilities initiated emergency action plans, asking hundreds of employees to work from home to limit the virus’ spread and to help protect the workers needed to operate water treatment and delivery systems.

Cloud seeding disperses dust-sized silver iodide particles into clouds so that ice crystals can form on those particles and fall to the ground as snow.

This page features drone footage and still imagery of the Yampa River near Stagecoach Reservoir and Steamboat Springs, Colorado. View this gallery for high-resolution downloads » DateDecember 22-23,...

With population growth around Denver prompting fierce competition for water, investors want to import a new supply from the San Luis Valley, but many farmers and ranchers who depend on that water are opposed to the plan.

This page features drone-captured imagery of the Blue River, north of Silverthorne, Colorado. A tributary of the Colorado River, the Blue River runs for 65 miles and offers Gold...