US Army Corps of Engineers
San Francisco District

Suisun Channel (Slough)

SUISUN CHANNEL (SLOUGH)
OPERATIONS AND MAINTENANCE


PROJECT LOCATION AND DESCRIPTION

The Suisun Channel connects Suisun City to Grizzly Bay, which borders Suisun Bay. Suisun City is approximately 30 miles northeast of San Francisco and abuts the southern border of Fairfield, California. Project Operations and Maintenance (O&M) provides for maintenance dredging of an entrance channel in Grizzly Bay that is 200 feet wide to a depth of -8 feet Mean Lower Low Water (MLLW), a channel to the head of navigation at Suisun City that is 100-125 feet wide and 13 miles long to a depth of -8 feet MLLW, and a turning basin. This shallow draft channel is infrequently maintained.

 

 

TOTAL FUNDING

 

TOTAL COST

            N/A

FEDERAL COST

            N/A

NON-FEDERAL COST

            N/A

 

 

FISCAL YEAR 2019 ALLOCATION

            $0

FY 2020 BUDGET

            $0

COST TO COMPLETE

            N/A

 

FY 19 AND FY 20 ACCOMPLISHMENTS (based on the availability of funds)

  • Continue geospatial analysis.
  • Continue with Contributing funding to RDMMP work.

ISSUES AND OTHER INFORMATION

  • The City of Suisun City is the Non-Federal Sponsor (NFS).
  • The project was last dredged in FY 90 and was last surveyed in FY 04.
  • The controlling depth as of 2004 was -7 feet MLLW.
  • The NFS is responsible for providing a suitable upland placement site for future dredging, but no adequate disposal options are presently available.

CONGRESSIONAL INTEREST

  • 3rd District, Rep. John Garamendi
  • 5th District, Rep. Mike Thompson

POINT OF CONTACT

  • Deputy for Project Management, Edwin S. Townsley, (415) 503-6593.

Updated on 31 January 2019

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Contact

General Questions
415-503-6708
450 Golden Gate
San Francisco, CA 94102