A synthesis of groundwater ages in aquifers in the United States indicates that groundwater residence times that are greater than 11,000 years are common 11. Overexploitation of such slowly ...

At a time when climate change is leading to reduced snowpacks and exacerbating drought across the western United ... them to map the volume of the aquifer,” the release states.

The discovered aquifer contains nearly three times the capacity of Lake Mead, the largest artificial reservoir in the United States. This water ... Scientists used drilling data from the 1980s to map ...

Research over the last several years has led a team of scientists more insight on just how large an aquifer is at the crest of the Cascades.