Several operating guidelines and agreements that govern Colorado River management are set to expire this year.

Lake Mead, in the Colorado River system, is an important supplier of water to the Golden State. It is the largest U.S. reservoir by capacity, with the ability to hold over 26 million acre-feet of ...

Arizona's governor says the state will start limiting groundwater pumping in an area where a Saudi farm grows hay and aquifer ...

The Dec. 29 bomb cyclone winter storm brought wind gusts over 50 mph to much of Michigan — and those winds pushed water out of western Lake Erie in a massive way. A group of friends in Luna Pier ...

A new report compiled by the University of Colorado's Colorado River Research Group warns that threats to the river's water supply are now so severe that they pose a significant risk to the water ...

A water district drawing down water from its own reservoir should not be controversial. It should be expected. That is, quite literally, what reservoirs are built for: to store water in wet times and ...

A high-resolution groundwater map shows how underground water varies across the U.S., with new insights for agriculture and ...

TOLEDO, Ohio — Powerful wind gusts from a low pressure system are producing a seiche in Lake Erie and the Maumee River on Monday, a phenomenon that exposes the usually-covered floors of these bodies ...

One of the largest farming businesses in Arizona has agreed to use less water and pay $11 million in a deal that state officials say will help preserve ...

The state Water Resources Control Board has ended its silent treatment of Kings County groundwater managers after one year.

Lake Shasta waters lapped higher after a series of atmospheric rivers dumped up to a foot of rain in the region. Not counting runoff, storms added 12-14 inches of rain to all areas of the lake between ...

Powerful winds over Lake Erie on Dec. 29 caused major shifts in water levels, with waves carrying water so high and far that they exposed some of the lake's floor beneath in a phenomenon known as a ...