• Alameda Creek Alliance
• Aquatic Park EGRET
• Baxter Creek, Friends of
• Codornices Creek, Live Oak/Codornices Creek Neighborhood Association (LOCCNA)
• Save Gateway Valley
• Glen Echo Creek information from the Piedmont Avenue Neighborhood Improvement League website
• Lagunitas Creek, Salmon Protection and Watershed Network (SPAWN)
• Pinole Creek Watershed, Friends of
• San Leandro Creek, Friends of
• San Pablo Watershed Neighbors Education and Restoration Society (SPAWNERS)
• Sausal Creek, Friends of
• Strawberry Creek, Friends of
• Strawberry Creek, University of California at Berkeley
• Temescal Creek, Friends of

Other organizations and agencies with creek-related purposes:

• Alameda Countywide Clean Water Program
• Berkeley Creeks - A Geographic / Photographic Database
• CalFlora Database - provides information on wild California plants for conservation, education, and appreciation.
• The California Coastal Commission provides a Marine, Coastal, and Watershed Resource Directory
• California Invasive Plant Council
• California Native Grass Society
• California Native Plant Society - East Bay Chapter
• The California Watershed Assessment Manual
• Citizens for the Eastshore State Park
• Clean Angling Pledge - Fishermen, sign this pledge to prevent the spread of invasive species
• Contra Costa Watershed Forum
• Friends of El Cerrito Trees
• Keep it Clean! - a Save the Bay Survey and Campaign
• Oakland Museum Guide to San Francisco Bay Area creeks
• Restore America's Estuaries
• San Francisco Bay Regional Water Quality Control Board
• San Francisco Estuary Institute provides a Volunteer Watershed Monitoring Online Database
• San Francisco Estuary Project
• Save the Bay
• San Francisco Bay Joint Venture
• Urban Creek Council of California
• U. S. Environmental Protection Agency - Surf Your Watershed
• U. S. Environmental Protection Agency - River Corridor and Wetland Restoration
• The Watershed Project (formerly Aquatic Outreach Institute)
• West Nile Virus Resources from San Francisco Bay Joint Venture
• Wetland Project Tracker - SF Bay Area Wetlands Regional Monitoring Program
• Your Wetlands - a project of the San Francisco Bay Joint Venture