Public Notices

March 2, 2023 Flood Protection Zone 1A Advisory Committee Meeting

A special meeting of the Flood Protection Zone 1A Advisory Committee will be held on Thursday, March 2, 2023 from 2:00 to 3:30 p.m. The purpose of the meeting is to discuss flood protection and flood protection planning efforts within the Laguna de Santa Rosa/Mark West Creek Watershed, including the ongoing Central Sonoma Watershed and Matanzas Dam Rehabilitation projects. The meeting is open to the public and will be held in person and offered virtually on Zoom. Persons wishing to participate in person shall check in at the Sonoma Water Administrative Office lobby at 404 Aviation Blvd, Santa Rosa, CA 95403. The meeting agenda, Zoom link, and other information are available here:

If you have questions or comments regarding the meeting, or flood protection zone advisory committees, please email Chase Takajo at 

December 2022 Flood Protection Zone Advisory Committee Meetings

The latest public meetings of the advisory committees for flood protection zones 1A, 2A, and 3A were held on December 8, 15, and 13, 2022 (respectively). The meetings were virtual on Zoom. The meeting agendas and Zoom video recordings, as well as information regarding the flood protection advisory committees, are available here:

Stream Maintenance Program 

As part of our comprehensive Stream Maintenance Program (SMP), each summer and fall Sonoma Water works in and around streams throughout Sonoma County to provide flood protection and improve water quality. For more information regarding the SMP, and the list of streams we plan to maintain, view the SMP webpage:

2022 Temporary Urgency Change Order

On June 17, 2022 the  State Water Resource Control Board (State Water Board) Division of Water Rights issued an order that approved the requested changes of the TUCPs with various terms and conditions.  This change will allow Sonoma Water to continue the minimum instream flows that the river is currently operating under and preserve water supply in both Lake Mendocino and Lake Sonoma. The new minimum flows will be: 25 cfs in the upper river and 35 cfs in the lower river.  

View TUCP webpage for more information

Public Comments at Board of Director Meetings:

2:00 P.M. on days when the Board of Directors meet.

Public comment on matters not listed on the agenda but within the subject matter jurisdiction of the board and on board member reports (Comments are restricted to matters within the Board’s jurisdiction. The Board will hear public comments at this time for up to twenty minutes.  Each person is usually granted time at the discretion of the Chair.  Any additional public comments will be heard at the conclusion of the meeting. While members of the public are welcome to address the Board, under the Brown Act, Board members may not deliberate or take action on items not on the agenda.)

General Comments or Questions:

If you have a question about a Sonoma Water project or issue, please use our Contact Form