Gavin Newsom hailed as a major milestone, his $20 billion Delta tunnel largely cleared another chokepoint last week -- but it ...

Add Yahoo as a preferred source to see more of our stories on Google. California parks officials will begin another season of herbicide treatments in the Sacramento–San Joaquin Delta later this month, ...

The growing threat of golden mussels — an invasive species harming the Delta ecosystem with a potential to undermine water ...

Add Yahoo as a preferred source to see more of our stories on Google. Public hearings around California have made the stakes unmistakable: environmental groups argue that the Sacramento–San Joaquin ...

SANTA CRUZ — The ongoing debate over a state plan to construct a 36-foot underground tunnel below the Sacramento-San Joaquin River Delta to carry water to a reservoir in Alameda County has now been ...

California has a lot of popular tourist destinations, but you can head to this quiet waterway for a relaxing paddle away from all the crowds.

Federal Bureau updates CVP plan to raise Delta exports, conflicting with California rules. Officials warn increased pumping threatens salmon, water quality, prompts state pushback. California ...

Dredging the San Joaquin River as it meanders through the South Delta could become part of a larger strategy to provide more ...

California Attorney General Rob Bonta is “looking at all available options to respond,” his office said Monday in response to the Bureau of Reclamation’s decision last week that updates the Central ...

New state rules allow more flexibility in pumping Sacramento-San Joaquin River Delta water, particularly during winter and spring, while keeping some safeguards for fish populations. SACRAMENTO, ...

The question of how to protect fish and the ecological health of rivers that feed California's largest estuary is generating heated debate in a series of hearings in Sacramento, as state officials try ...