A rocky start to the year has put water flows through America's second-largest reservoir on track to decline, unless ...

The pilot program has paid water users — mostly farmers and ranchers — in the four states in the Colorado River’s Upper Basin to voluntarily use less river water than their water rights allow.

Snowpack in the upper Colorado River basin is slightly less than normal for this time of year, meaning Arizona could see sustained water cuts through 2026. Though trends could change through the ...

The Arizona Game and Fish Department received a $24.5 million award to be used for restoration efforts within the Colorado ...