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Atascadero Green Valley Watershed Council

Our mission is to bring together the people who live and work in our watershed in west Sonoma County to help each other in taking responsibility for our impact on the watershed through protection, restoration and education.

California River Watch

Our mission is to strengthen the ability of citizens to protect water quality in rivers, tributary watersheds, oceans, bays, wetlands, surface and groundwater in California.

Community Clean Water Institute

Community Clean Water Institute (CCWI) is dedicated to protecting water quality and public health throughout Northern California by identifying pollution sources through the collection and analysis of water quality data.

Friends of Lake Sonoma

The Friends of Lake Sonoma is a cadre of volunteers that supports the interpretive and educational programs managed by the U.S. Army Corps of Engineers at Lake Sonoma.

Friends of Mark West Watershed

We are a community dedicated to preserving, protecting, and restoring the Mark West Creek and its watershed as a natural and community resource.

Santa Rosa
Laguna de Santa Rosa Foundation

We are a 501(c)3 non-profit with the mission to restore and conserve the Laguna de Santa Rosa, and to inspire public appreciation of this Wetland of International Importance.

Santa Rosa
Petaluma River Council

Our mission: To promote stewardship of the Petaluma River by working throughout its watershed supporting educational and recreational activities, creating and providing celebrations of the cultural and natural history of the River, promoting a community voice for the River and enhancing public access.

Russian Riverkeeper

Russian Riverkeeper, originally Friends of the Russian River, actively pursues conservation and protection of the River’s mainstem, tributaries and watershed through public education, citizen action, scientific research and expert advocacy.

Sierra Club, Redwood Chapter, Sonoma Group

Explore, enjoy, and protect the planet. The Sonoma Group consists of members who live in Sonoma County, while the Redwood Chapter includes parts of 9 counties and covers most of north-west California.

Santa Rosa
Sonoma County Water Coalition

The Sonoma County Water Coalition devotes itself to educating its members, decision-makers and the public, advocating for effective policies to repair ecosystem damage, and working to ensure clean water supplies for future generations.

Santa Rosa