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Among California’s most iconic waterways, the Sacramento River offers a front-row seat to some of California’s most breathtaking vistas.

Since golden mussels were recently identified in the Sacramento-San Joaquin Delta, waterways in parts of Northern California and the Bay Area have introduced new rules for boaters.

Watch the Threshold Map Overview Trailer for Delta Force, a free-to-play first-person action shooter developed by Team Jade. Players will fight in the modern coastal city of Threshold for the ...

A new plan to reroute how water moves from wetter Northern California to drier Southern California would ferry some of it through a single, 45-mile (72-kilometer) underground tunnel.

Since golden mussels were recently identified in the Sacramento-San Joaquin Delta, waterways in parts of Northern California and the Bay Area have introduced new rules for boaters.

A Delta water-delivery project — one tunnel or two — has been touted by Jerry Brown and Newsom’s teams as a way of correcting a fundamental problem with California’s delivery system that ...

The Delta is also the center of California’s already over-taxed water supply system. Critics of the project worry adding more development will further harm the already threatened ecosystem.

The most important piece of California’s water puzzle is the Sacramento-San Joaquin Delta, the 1,100-square-mile estuary where the state’s two most important rivers meet.

Raymond Zhong, a climate reporter, and the photographer Nathan Weyland traveled up and down California to get inside the state’s water battles. Data analysis and graphics by Mira Rojanasakul.

The most important piece of California’s water puzzle is the Sacramento-San Joaquin Delta, the 1,100-square-mile estuary where the state’s two most important rivers meet.

Among California’s most iconic waterways, the Sacramento River offers a front-row seat to some of California’s most breathtaking vistas.