Water events in and around Sonoma County

Workshops, public meetings and comment deadlines about water in Sonoma County and its neighbors. Check each host's page before you go. Details change.

October 2026

Fri, Oct 30 · Noon
Comments due on the state's drinking water fund spending plan
Deadline · State Water Resources Control Board · Online
The draft plan for the Safe and Affordable Drinking Water Fund.

November 2026

Mon, Nov 2 · 9 a.m.
Sonoma Water advisory committees meet
Meeting · Sonoma Water · 35 Stony Point Road, Santa Rosa
The Water Advisory and Technical Advisory Committees of the local water agencies Sonoma Water supplies.

Sat, Nov 14
Public review of the final Matanzas Creek Dam plan ends
Deadline · USDA Natural Resources Conservation Service · Santa Rosa

December 2026

Thu, Dec 3 to Dec 4 · 9 a.m.
North Coast Regional Water Quality Control Board meets in Santa Rosa
Meeting · North Coast Regional Water Quality Control Board · 5550 Skylane Blvd, Suite A, Santa Rosa

Know of a water event we missed? Email hello@thedownspout.com.