A new scientific assessment finds California's Sacramento-San Joaquin River Delta is in poor ecological health, and that a ...

Under the Great Salt Lake playa lies a potentially vast reservoir of pressurized freshwater that has accumulated over ...

A new watershed study warns shrinking snowpack and fiercer storms could strain the American, Bear and Cosumnes river systems.

Even as water advocates praised lawmakers’ record funding proposals for aquifer mapping and other water priorities in the ...

As the water crisis in New Mexico deepens, a new report details data gaps, challenges and opportunities to protect the state's declining groundwater.

And here is the uncomfortable reality: future Middle Eastern wars may not begin with rockets. They will begin with shortages.

Recent rainfall has pushed the entire state out of drought conditions for the first time in a quarter century.  The Coachella ...

Across the planet, the same invisible system that fills our taps is now driving some of the most destructive disasters on ...

Scientists are learning more about how water moves through the Grand Canyon, and how what happens above ground affects what ...

How much fresh water is in the United States? It's a tough question, since most of the water is underground, accessible at varying depths. In previous decades, it's been answered indirectly from data ...