The SWP is a water storage and delivery system extending more than 700 miles, two-thirds the length of California. According to a map from the DWR, the SWP is made up of five field divisions.

Trump's order is premised on the idea that increasing Delta pumping would make more water available for the rest of California. But experts say its more complicated than that.

Water is tested regularly, and once bacteria no longer exceeds state standards, the warning will be lifted. Update 2/21/25, 5:40 p.m. ET: This article was updated to include comment from the Los ...

Another player in California’s high-stakes water game emerged eight years ago when Donald Trump became president for the first time. He forcefully backed farmers in their conflict with state ...

President Donald Trump’s obsession with California’s water comes from an often overlooked source — Golden State farmers. Typically Republican and clustered in the vast Central Valley, they ...

This map illustrates a particularly intense drought period in California and neighboring states in the summer of 2015. Updated maps available at U.S. Drought Monitor indicate that the state is not ...

California can dramatically increase its usable water supply through investment in new water supply infrastructure. Currently, California’s farmers rely on 30 million acre-feet per year for ...

It would be impossible to overstate the complexity of water supply management in California. Hundreds of federal, state and local agencies decree who or what is supplied with water, when and how ...