California water officials are warning that the state "must be prepared for extreme weather events of all kinds," even as ...

As an invasive species in the state, golden mussels can easily outcompete resident species for essential resources. As the ...

With Lake Oroville brimming beyond average, California's water year begins with the threat of extreme weather on its way.

In the heart of California’s Central Valley, generations of farm families are facing a new kind of crisis — too much water one year, not enough the next and mounting regulations that could determine ...

Research shows vast portions of the world are losing fresh water and getting drier. Groundwater depletion accounts for ...

Negotiators representing the seven basin states are working to finalize a new usage agreement before the current framework expires.

However, there is uncertainty about what the winter will bring. The National Oceanic and Atmospheric Administration's Climate ...

The Colorado River could reach dangerously low levels as soon as next year under dry conditions, and environmental groups say ...

“Due to the severity of the drought in the Upper Basin and because we do not have a Lake Powell or Mead above us, even our ...