California and the U.S.

The latest news and analysis covering water issues in Caliornia and the rest of the United States.

U.S. Supreme Court Rejects Challenge To EPA Water Regulation

The U.S. Supreme Court on Monday turned away a challenge led by states and environmental groups to an Environmental Protection Agency regulation that lets government agencies transfer water between different bodies, such as rivers and lakes, without needing to protect against pollution. The nine justices left in place a lower court ruling upholding the EPA’s […]

Hidden ‘Rock Moisture’ Possible Key To Forest Response To Drought

A little-studied, underground layer of rock may provide a vital reservoir for trees, especially in times of drought, report scientists funded by the National Science Foundation (NSF) and affiliated with The University of Texas (UT) at Austin and the University of California, Berkeley. The study, published today in the journal Proceedings of the National Academy of […]

U.S. Supreme Court Rejects Challenge To EPA Water Regulation

The U.S. Supreme Court on Monday turned away a challenge led by states and environmental groups to an Environmental Protection Agency regulation that lets government agencies transfer water between different bodies, such as rivers and lakes, without needing to protect against pollution. The nine justices left in place a lower court ruling upholding the EPA’s […]

‘Cloud Seeding’ May Make It Snow, But Will It Reduce Droughts In The West?

Machines that prod clouds to make snow may sound like something out of an old science fiction movie. But worsening water scarcity, combined with new evidence that “cloud seeding” can work, is spurring states, counties, water districts and power companies across the thirsty West to use the strategy. Last month, a study funded by the National […]

Bill Beefing Up Dam Inspections Signed Into Law

Gov. Jerry Brown signed a bill into law Monday that will increase the frequency of inspections at the state’s most at-risk dams and require the Department of Water Resources to update dam safety protocols. Assemblyman James Gallagher, R-Yuba City, authored Assembly Bill 1270 following the Lake Oroville spillway crisis last February that saw more than […]

Rain, Snow And Hail Pound Northern California At End Of Bone-Dry February

Finally, rain. And snow. Some hail, even. Plus there’s more to come. A storm doused Northern California on Monday, ending Sacramento’s month-plus dry spell and setting the table for a heavy pounding that could dump up to 4 feet of snow on the Sierra Nevada range later this week. After a pause in the weather […]