The San Luis Reservoir in Merced County—one of California's largest artificial lakes—not only irrigates Central Valley ...

State Senator Caballero said the bill is aimed at allowing water suppliers to focus on fixing the problem rather than ...

Strange as it is for a senior Democrat in the Legislature to argue for protecting water agencies with contaminated supplies, ...

The advisory is cautionary, and the waterway remains open to swimming, fishing and boating, but the California Department of ...

A mandatory boil water notice was issued for the Five Cities area of California, with residents advised not to drink tap water unless it has been boiled for at least one minute ...

The California Department of Transportation and the North Tahoe Public Utility District have agreed to pay $850,000 in connection with a 2024 wastewater spill that discharged approximately 85,000 ...

California’s weather whiplash has left the Golden State in a place of severe uncertainty about its diminishing water supply and increasing human and environmental demands for water. Research ...

Lake Oroville is seen filled with water in Oroville, California, on April 16, 2023. Lake Oroville is the largest reservoir in the State Water Project.

The hydrological reality of California’s water supply is changing faster than our willingness to deal with it. The outcome of that disparity is perilous. Dan Walters is a CalMatters columnist.

California’s water management system is complicated, and its surrounding political landscape can be treacherous. Yes, fish need water. But people do, too.

President Trump falsely claimed the LA fires were a result of the state’s water policies. DOGE agents flew to California to turn pumps on themselves.