Community preparedness — California
From UC Extension offices in all 58 counties to CERT teams trained for earthquakes, wildfires, and mudslides, California's preparedness network is as diverse as the state itself. Here's how to connect with yours.
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Community calendar
CERT trainings, canning workshops, ham radio exams, garden workdays, first aid classes. Events from local organizations that build community resilience.
58
County extension offices
6
NWS forecast offices
150+
Amateur radio clubs
5
Red Cross regions
Where to plug in
California faces more types of natural hazards than almost any other state: earthquakes, wildfires, mudslides, flooding, tsunamis, extreme heat. The organizations below train people for the specific risks where they live. A CERT volunteer in Ventura County trains for wildfire evacuation. A SKYWARN spotter in the Sacramento Valley watches for atmospheric rivers. Start local.
UC Cooperative Extension (UCCE) is the outreach arm of UC Agriculture and Natural Resources, with offices in all 58 California counties. Over 150 advisors conduct research and education on everything from drought-tolerant gardening and fire-safe landscaping to nutrition, pest management, and youth development through 4-H. In a state where growing conditions range from coastal fog to desert heat to mountain snow, the county-level specificity of extension programming is irreplaceable.
The UC Master Gardener program trains thousands of volunteers statewide who then offer free garden advice through plant clinics, workshops, and demonstration gardens. The UC Master Food Preserver program teaches safe canning, dehydrating, and fermenting. Both programs are taught through your county UCCE office. Urban counties like Los Angeles, Alameda, and San Diego run specialized programming for city residents, including community garden coordination, composting education, and nutrition outreach.
The California Governor's Office of Emergency Services (Cal OES) coordinates the state's emergency management program and provides training, certification, and grant funding for CERT programs statewide. Cal OES also operates the California Specialized Training Institute (CSTI), which offers emergency management credentialing programs for professionals and volunteers. The Listos California initiative specifically funds preparedness outreach to underserved communities.
CERT programs operate at the city and county level throughout California. Los Angeles, San Francisco, San Diego, San Jose, Oakland, Sacramento, and dozens of smaller cities run active programs with regular training cohorts. California's CERT training emphasizes the state's unique hazard mix: earthquake response, wildfire evacuation support, and post-disaster neighborhood organization. Training is free and typically runs 6 to 8 sessions.
Multiple Red Cross regions serve California's 40 million residents. The Los Angeles Region is one of the largest in the country, responding to a home fire nearly every day. The Bay Area Region, Central California Region, Gold Country Region, and Northern California Coastal Region cover the rest of the state. Each offers first aid, CPR, AED, lifeguarding, babysitter training, and water safety classes year-round.
During the Camp Fire in 2018, Red Cross opened shelters across Northern California and served over 1.1 million meals and snacks to displaced residents from Paradise and surrounding communities. During the 2025 Palisades and Eaton fires in Los Angeles, Red Cross sheltered thousands and deployed hundreds of trained disaster workers. California's year-round fire season means the Red Cross volunteer pipeline here never closes. Entry points include shelter operations, disaster assessment, blood drives, and home fire response.
California has over 150 amateur radio clubs across seven ARRL sections: Sacramento Valley, San Francisco, San Joaquin Valley, Los Angeles, Orange, San Diego, and Santa Barbara, all within the Pacific Division. In a state where a major earthquake could knock out cell networks, internet, and landlines simultaneously, ham radio is the only communication system guaranteed to keep working. California's ARES teams have been activated for every major wildfire season, providing communications for evacuation coordination and shelter operations.
Getting licensed costs $15 for the exam and $35 for a basic handheld radio. Study at hamstudy.org, then find a local exam session. Clubs in Los Angeles, San Francisco, San Diego, Sacramento, San Jose, Fresno, and the Inland Empire host exams monthly. Smaller clubs in places like Santa Cruz, Chico, Redding, and the Eastern Sierra run sessions regularly. The Pacificon ham radio convention in San Ramon draws operators from across the western states each year.
Six NWS forecast offices serve California: Eureka (North Coast and northwest mountains), Sacramento (northern Central Valley and Sierra foothills), San Francisco Bay Area/Monterey (Bay Area and Central Coast), Hanford (San Joaquin Valley and southern Sierra), Los Angeles/Oxnard (Southern California), and San Diego (far south and Imperial Valley). The Reno, NV office also covers parts of the eastern Sierra. Each office runs SKYWARN spotter training.
California's weather hazards aren't just wildfires. Atmospheric rivers can dump catastrophic rain, triggering floods and debris flows. The Central Valley gets dense tule fog. The deserts produce extreme heat and flash floods. Trained spotters report real-time conditions that help the NWS issue timely warnings for all of these. Training is free, runs about 2 hours, and is offered both in-person and online through your local forecast office, typically before the wet season begins in fall.
California has over 1,100 public library branches administered by the California State Library. Systems like Los Angeles Public Library, San Francisco Public Library, and San Diego County Library run extensive community programming: seed libraries, tool lending libraries (the Oakland Public Library's is legendary), maker spaces, gardening workshops, financial literacy classes, and emergency preparedness events. Many libraries partner with their county UCCE office for joint programming.
The California Community Colleges system is the largest higher education system in the country, with 116 colleges across 73 districts. Colleges throughout the state offer affordable continuing education in EMT certification, fire science, welding, automotive repair, electronics, culinary arts, and other practical trades. Whether you're in downtown LA or rural Humboldt County, there's a community college within reach offering skills that matter.
Why this matters
On the morning of November 8, 2018, a wildfire ignited in Butte County's Feather River Canyon and exploded through the town of Paradise. Within hours, the Camp Fire had leveled nearly 19,000 structures and killed 85 people. It remains the deadliest and most destructive wildfire in California history. A town of 27,000 was essentially erased.
In the chaos of evacuation, the people who made the difference were the ones who had prepared. CERT-trained residents went door to door in their neighborhoods, helping elderly and mobility-impaired neighbors evacuate before the fire reached their streets. Ham radio operators provided communication links when cell towers burned and landlines melted. Volunteer firefighters from surrounding counties self-dispatched to assist with evacuation traffic. The Red Cross opened shelters in Chico and Oroville and eventually served over 1.1 million meals to displaced families.
In the years since, Butte County has rebuilt its community preparedness infrastructure from the ground up. CERT enrollment surged. The county's emergency alert system was overhauled. Neighborhoods that had never organized before now hold annual evacuation drills. Extension agents helped residents replant with fire-resistant native species. The lesson Paradise taught California was this: the moment the fire starts, it's too late to get organized.
Every organization on this page exists so that your community doesn't have to learn that lesson the hard way.
The foundation
Community resilience begins with a household that can take care of itself. Cover the first 72 hours, then extend outward to your street, your neighborhood, your town.
Start with the first 72 hours