The Colorado River Indian Tribes have approved a resolution granting personhood to the Colorado River under tribal law.

New research on managed aquifer recharge highlights its benefits, physical and economic constraints, legal obstacles, and emerging equity concerns. It also outlines policy options that could help...

Seven states missed the federal deadline to divide the Colorado River, as tensions rise between Upper and Lower Basin negotiators.

Despite heavy rains, Arizona’s Willcox Basin continues to sink from decades of groundwater pumping, a scientist warns at a Geological Society meeting.

SB 72 updates California’s Water Plan to add 9 million acre-feet of supply by 2040 and expand public participation in statewide water planning.

Heavy rain hit the Northwest, but drought lingers across much of the Colorado River Basin as Arizona, New Mexico, and Utah stay mostly dry.