The hidden water reservoir is shockingly larger than previously thought—holding more than half the volume of Lake Tahoe.

A team of researchers with the University of Oregon on Monday announced they have found a massive amount of water under the Cascade Mountains in Oregon.

Oregon’s Cascade Range mountains might not hold gold, but they store another precious resource in abundance: water.

An enormous body of water has been found in volcanic rocks below the peak of the Oregon Cascade Range. The volume is so large, the push to use it to address regional water shortages is likely to come quickly,