Delta

About the Delta Section

The Sacramento-San Joaquin Delta is the largest estuary on the West Coast of the Americas, a rich fishery, a boater's paradise and California's most important water supply. Environmental decline and natural disasters threaten to change the Delta forever. Stay on top of the changes here as policymakers debate the Delta's future.

Thursday meeting will air Delta water tunnel plans

By Matt Weiser - Updated: Tuesday, April 2 2013 - 7:53 am

The public is invited Thursday to a meeting in Sacramento on the state's proposal to build two giant water diversion tunnels in the Sacramento-San Joaquin Delta.

Bay Delta Conservation Plan documents reveal details, stir concerns

By Matt Weiser - Updated: Thursday, March 28 2013 - 6:33 am

The state's $23 billion plan to restore native fish in the Delta would continue killing some of those fish at the same rate in drought years, according to a new pile of documents released Wednesday on the project.

California voters, lawmakers have no say in OK of major river diversion plan - Mar 25
Public meeting today on Delta water tunnels - Mar 20
State begins spraying invasive water weed - Mar 19
California officials unveil Delta water tunnel plan - Mar 17
Smelt threat eases, so pumping is increased - Feb 14
Delta water diversions reduced to protect smelt - Feb 10
National Heritage Area status sought for Delta - Feb 6
Earlier start planned in fight against waterway-clogging Delta weeds - Jan 27
Jerry Brown's water plan faces mixed reviews - Feb 26
Counts drop for all six imperiled Sacramento-San Joaquin Delta fish species in latest survey - Jan 8
Feds to evaluate rates charged for Delta water - Nov 7
Warring parties agree on some levee, habitat fixes in Sacramento-San Joaquin Delta - Oct 16
$11 million Delta Science Center debuts in Oakley - Oct 14
Greater sandhill cranes glide into California's Central Valley early this year - Sep 2
Website set up to focus on Delta water project - Nov 1

Coming Next

Interactive Map

Explore our interactive map to learn more about Delta islands, sample reader videos and read past articles about the region.

Special Report

Research and Reports

Delta Vision Blue Ribbon Task Force
Final strategic plan (Nov. 2008): recommendations to governor and legislature on restoration, water plumbing
Public Policy Institute of California
Comparing Futures for the Sacramento-San Joaquin Delta (July 2008): recommendations on restoration, water plumbing
Calif. Department of Water Resources
Environmental studies underway on Delta canal options (ordered by Gov. Schwarzenegger Feb. 2008)
Bay-Delta Conservation Plan
Multi-agency effort to prepare habitat conservation plan, including new plumbing (expected late 2010)
CalFed Bay-Delta Science Program
Links to many Delta research topics