New research finds vegetation taps groundwater during hot, dry summers, reducing water that would otherwise reach Colorado River headwater streams.

Evacuation orders are lifted in southern New Mexico, but flood hazards remain as Doña Ana County begins recovery efforts.

Crews have removed 17 million tons of uranium mill tailings from beside the Colorado River near Moab, but groundwater cleanup remains.

A flash flood emergency and threat of McLeod Dam failure prompted evacuations in Salem and Garfield, New Mexico, on September 29.

Colorado denies Nebraska’s South Platte claims and counters that Nebraska groundwater pumping is taking water belonging to Colorado.

Colorado voters will decide whether existing sales tax revenue should fund water protection, wildfire prevention and land conservation.