As the Colorado River's reservoirs have declined, even larger amounts of groundwater have been drained from aquifers. Using satellite data, scientists have estimated the vast water losses.

The seven states that share the drought-stricken river are aiming for an agreement before a November deadline set by the ...

The Colorado River Basin has seen an extensive loss of groundwater loss over two decades, with more than half of the loss being in Arizona, according to a new map drawn from NASA satellite data ...

Groundwater is rapidly declining in the Colorado River Basin, satellite data show A view of the Colorado River at the base of Hoover Dam Wednesday, Oct. 16, 2024. Photo by: Steve Marcus ...

Scientists at Arizona State University examined more than two decades of satellite measurements and found that since 2003 the quantity of groundwater depleted in the Colorado River Basin is ...