The Colorado River Basin has lost twice as much groundwater since 2003 as water taken out of its reservoirs, according to a ...

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 ...

Kingman’s primary water source, the Hualapai Valley Groundwater Basin, is currently designated as an irrigation non-expansion ...