It's ridiculous that we know so little about how much water Arizona stands to lose from the Colorado River. But we can ...

Smallmouth bass just lost one of their favorite places to spawn in the Colorado River below Glen Canyon Dam, according to a ...

Tensions over the Colorado River have been red hot, but officials say heads have cooled and progress is resuming toward a shortage-sharing agreement.

Water experts gathered at the University of Colorado, Boulder for talks about the future of the Colorado River. Top ...

Thirty federally recognized tribes lay claim to a fourth of the Colorado River, a vital water source for 40 million people ...

The Bureau of Reclamation has awarded $1.1 million to the Colorado River Indian Tribes to assess irrigation infrastructure ...

The acting assistant secretary for water and science also said the Interior Department could seek changes to the “Law of the ...

A federal project to reshape part of the Colorado River upstream of Lees Ferry aims to stop invasive smallmouth bass from ...

Groundwater is at risk along the parched Colorado River, where a meager amount of melted snowpack is trickling down the river. Here & Now ‘s Peter O’Dowd talks with KUNC’s Alex Hager about the current ...

An 1869 expedition led by John Wesley Powell sailed out of the Grand Canyon on the Colorado River in the first official ...

The Bureau of Reclamation has awarded $1.1 million to the Colorado River Indian Tribes to assess irrigation infrastructure ...