Lava flows, near mile-thick glaciers and ice age floods layered and carved up this landscape.

After months of stalemate, glimmers of hope have emerged for consensus on a new plan to manage the shrinking Colorado River.

Without a modern flood warning system, emergency officials monitor four sensors along the Guadalupe River – including one that was knocked out in the flood.

The Colorado River Basin lost an alarming amount of groundwater over the past 20 years, a new study found. Nearly 28 million acre-feet of water has been depleted from the region, nearly the volume ...

The amount of groundwater that has been pumped out of the Colorado River Basin since 2003 is enough to fill Lake Mead, researchers report in a study published earlier this week.

The Colorado River Basin’s groundwater supplies are dwindling, thanks to a combination of both natural events and human pumping activities, a new study has found. The critical Western system … ...

Utah will give farmers an incentive to leave fields fallow — then hopes to get "credit" for the saved water, in negotiations about the Colorado River.

“We are carefully monitoring the river stages in communities below our storage dams so that when we begin emptying our flood storage, we don’t cause more flooding.

Researchers say over-pumping the Colorado River Basin could have long-lasting impacts for the seven states and Mexico that use this water source.

The Trump administration ruined what should have been a good spring in the Klamath River Basin. By abruptly laying off federal personnel and freezing payments for already authorized programs and ...

The Managing Director of the Ogun-Osun River Basin Development Authority, Dr Deji Ashiru, has cautioned residents of Isheri in the Ifo Local Government Area to stop blaming the Oyan Dam for their ...