US Army Corps of Engineers
San Francisco District Website Website

The San Francisco District is responsible for keeping the shipping lanes in the Bay free of anything that could pose a hazard to the freedom of navigation.
One of the Corps' key missions is disaster response, being prepared to respond to everything from earthquakes, to flooding to wildfires.
Reducing flood risk along the Russian River is the U.S. Army Corps of Engineers' primary mission when retaining and releasing water in Flood Control pools at Lake Sonoma and Lake Mendocino.
Through its regulatory program, the Corps ensures that current and future generations will be able to enjoy our nation’s beautiful natural resources.
Reducing flood risk along the Russian River is the U.S. Army Corps of Engineers' primary mission when retaining and releasing water in Flood Control pools at Lake Sonoma and Lake Mendocino.
A levee at Sears Point in Sonoma County, Calif., is breached as part of a project to restore wetlands and protect the San Francisco Bay Area against anticipated sea level rise. The largest private environmental project in the Bay Area was authorized by the U.S. Army Corps of Engineers San Francisco District under terms of the Clean Water Act.
The U.S. Army Corps of Engineers San Francisco District helps to manage the region's water resources. Watch this video and see how the Corps of Engineers impacts your life!

Latest Releases

New Interactive Tools in Support USACE’s Recreation Areas
6/26/2020
Through the Natural Resources Management (NRM) support team, the U.S. Army Corps of Engineers’ (USACE) Institute for Water Resources (IWR) with the Engineer Research and Development Center’s (ERDC)...
The Corps Environment - May 2020 issue now available
5/18/2020
The Corps Environment May 2020 issue is now available. This edition highlights protecting and preserving the environment, in support of USACE's Environmental Operating Principle #4, and showcases...
COVID 19: San Francisco District to open public boat ramp at Lake Sonoma May 16
5/14/2020 UPDATED
In accordance with a May 12, 2020 update to the Sonoma County Health Order, Lake Sonoma will start opening parts of the park for public use. The plan is to open the Public Boat Ramp and Marina for...
U.S. Army Corps of Engineers building 17 alternate care sites in 8 states
4/7/2020
U.S. Army Corps of Engineers building 17 alternate care sites in 8 states, including New York, California, Colorado, Michigan, New Mexico, Florida, Tennessee, and Illinois...
Listing of USACE Contracts Awarded for Alternate Care Sites
4/1/2020
This listing of USACE contracts awarded to support Alternate Care Facilities will be updated daily. This report is valid as of April 1, 2020. An Alternate Care Site (ACS) is a facility that’s...

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The following documents are made available to the public under the Freedom of Information Act, 5 U.S.C. § 552.