A powerful storm system known as an atmospheric river is heading for northern California and Oregon, a region in the midst of an historic drought.
A rating agency is warning water shortages in western states reliant on the Colorado River could lead to rate hikes that would be unaffordable for some.
Communities that rely on the Colorado River are facing a water crisis. Lake Mead, the river's largest reservoir, has fallen to levels not seen since it was created by the construction of the Hoover Dam roughly a century ago.
A cooperative effort to restore habitats along the Lower Colorado River Basin is seeing the re-emergence of several threatened and endangered species.
Water projects in Colorado are getting a $7.9 million boost from tax revenue collected during the first fiscal year of legalized sports betting in the state.
Due to a number of reasons including this year drought conditions, water supply is becoming a major concern in western Kansas.
Colorado's rivers and streams supply drinking water and outdoor recreation opportunities, and support biodiversity and wildlife, but less than 4% are fully protected.
Moisture from the former hurricane is expected to surge over Arizona, New Mexico, Utah and Colorado into Thursday. Across far southeastern California, the risk of locally heavy rainfall will be limited to through Tuesday night.
A bipartisan group of lawmakers representing western states sent a letter to President Joe Biden this week echoing governors' recent calls for him to designate a federal drought disaster.