County Calendar

Canceled | Environmental Review Committee Meeting

October 7, 2025 | 9:00 a.m. | Permit Sonoma

The function of the Environmental Review Committee (ERC) is to review public projects in accordance with the California Environmental Quality Act (CEQA) to determine whether a Mitigated Negative Declaration or an Environmental Impact Report is required.

Senior Saunter

October 7, 2025 | 10:00 a.m. - 12:00 p.m. | Sonoma County Regional Parks | Hunter Creek Trail

Senior Saunters are low-impact hikes designed to connect older adults with beautiful parks and each other.

Aging & Disability Commission: Executive Committee Meeting

October 7, 2025 | 11:00 a.m. - 12:30 p.m. | Department of Human Services

Canceled | Landmarks Commission Meeting

October 7, 2025 | 3:00 p.m. | Permit Sonoma

The Landmarks Commission designates historic landmarks, reviews development proposals involving historic properties, and administers an historic resources preservation program. The Landmarks Commission meets the 1st Tuesday of each month (and as needed).

California Native Plant Society Volunteer Workday

October 8, 2025 | 9:30 a.m. - 12:30 p.m. | Sonoma County Regional Parks | Doran Regional Park

Join the California Native Plant Society for a rewarding volunteer workday at Doran Park! Help us remove invasive ice plant, preserving the natural habitat.

AR-RBA Office Hours

October 8, 2025 | 1:00 - 3:00 p.m. | Upstream Investments

Join staff from the Sonoma County Human Services Department’s Upstream Investments and the Sonoma County Office of Equity for open office hours, offered once each month, for technical assistance on all things Anti-Racist Results-Based Accountability (AR-RBA).

Mark West Area Municipal Advisory Council (MWAMAC) Meeting

October 8, 2025 | 6:00 p.m. | Board of Supervisors Department

The Mark West Area Municipal Advisory Council is an advisory body formed by the Sonoma County Board of Supervisors.

Community Advisory Council (CAC) Meeting

October 8, 2025 | 6:00 p.m. | Independent Office of Law Enforcement Review and Outreach

The Community Advisory Council meets the first Wednesday of each month. Meeting will be held in-person.

Canceled | Springs Municipal Advisory Council Meeting

October 8, 2025 | 6:30 p.m. | Board of Supervisors Department

The Springs Municipal Advisory Council will represent the best interests of the entire community while acting as a bridge for communication between the County and local residents and businesses.

Canceled | Board of Zoning Adjustments Meeting

October 9, 2025 | 1:00 p.m. | Permit Sonoma

Hearing for the Board of Zoning Adjustments, part of the Sonoma County Planning Agency, discussing applications for Use Permits, Zoning Variances, and Coastal Development Permits.