On one side are the states in the river’s lower basin — California, Arizona and Nevada — which have been deadlocked in ...

California, Arizona and Nevada are urging the Trump administration to change the federal government’s approach to Colorado River water shortages. The three states say new rules should include ...

California is one of the states hit ... Meanwhile, Montana, Wyoming, Nevada, Arizona, North Dakota and Utah were in the "moderate" category, while Alaska, Puerto Rico and the Virgin Islands ...

(CNN) — A powerful storm that dropped drenching rain on flood-prone Southern California is raising ... across the highest parts of Nevada, Arizona and Utah, where snow could pile up to 2 feet.

The Northwest’s largest hydropower supplier announced it intends to join a new day-ahead energy market based in Arkansas over ...