California’s most terrifying disaster may not be an earthquake, but a massive atmospheric-river flood like the one that ...

In a clear sign that California is not facing water shortages or a drought this summer, Lake Oroville, the state’s ...

Trans-border sewage crisis brings new research on how pollution becomes airborne, while Stantec/PCL team delivers rapid expansion of wastewater treatment plant.

The time-lapse shows years of falling water levels as federal forecasts warn the reservoir could see record-low inflows this ...

California marine heat wave drives seabird die-offs and marine mammal stress as ocean temperatures spike off West Coast. Will ...

Three western U.S. states have announced a new two-year deal to stabilize the Colorado River. California, Nevada and Arizona ...

Officials warn cold water, strong currents remain dangerous on American River ...

Historically warm waters in 2014 caused strandings of malnourished birds, sea lions along beaches, worsened drought ...

From the nation's largest wine-producing region to spectacular desert landscapes to miles upon miles of beaches, California ...

California's Lake Shasta continues to fluctuate near capacity, a level not seen in 15 years, thanks to recent storms after a ...