Oregon’s groundwater is being used faster than it’s being replenished, and the state’s aquifers are declining. The Oregon Water Resources Department is proposing new rules in response. The agency ...

New research shows that persistently pumping groundwater has shifted Earth's axis. The reason is that we're moving all that water mass from under the continents to the oceans. Most groundwater ends up ...

The Colorado River basin has lost a Lake Mead’s worth of water in the last 20 years — and scientists say we’re passing a "critical point" where pumping groundwater will become too expensive. When you ...

A new study found that groundwater is rapidly declining—but there were also some bright spots on how it can be replenished. Circular irrigation for growing hay and alfalfa near Corcoran, California—a ...

Whether it’s skiing champagne powder in the mountains or floating down one of the state’s rivers, Coloradans interact with water in more ways than one. But out of view, there’s another part of the ...

SACRAMENTO – We all know the saying about saving something for a rainy day, but in California it's about saving the water for a dry day. As the rain and snow continue to hit our region, what is ...

The Verde River is one of the last free-flowing rivers in Arizona, winding through what’s known as the Verde Valley before feeding into the Salt River. Agriculturally, the valley is relatively fertile ...

Water is the essence of life, and nowhere is that more clear than in hot, dry Arizona. That’s a problem, but an even bigger one lurks beneath the surface of the state. According to a new study, ...

California is at a groundwater management crossroads as legal loopholes threaten to undo the state’s progress toward responsible groundwater sustainability. At the core of this legal conflict are two ...