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  • Tuolumne County OES Wildfire Awareness Town Hall

    Motherlode Fairgrounds 220 Southgate Drive, Sonora, CA, United States

    Can you HELP for an hour or two? email info@tcares.net to sign up. TCARES has been invited to have a public information table at the event. We will help the […]

  • OES Emergency Drill

    Featured

    Ham Radio Operators will be assigned to key County locations like Resiliency Centers, Airports, Fairgrounds, Hospitals, etc to check in to prove county wide VHF communications between key operational buildings. […]

  • 2025 Quartzfest Ham Radio Convention

    Quartz AZ Quartz, AZ, United States

    QuartzFest is special in part because it comes to life each year, rising from nothing in a remote area of the Sonoran desert in the southwestern USA. Hundreds of Hams […]

  • Net control operator sitting at the incident command station.

    JAMESTOWN RUN Radio Support – March 15th

    Jamestown CHP 18437 5th Ave, Jamestown, CA, United States

    This year's Jamestown run is on a SUNDAY morning. All radio volunteers will meet at the Jamestown CHP Office at 7:00 am for briefing. The address is given below, with […]

  • 2026 Old Mill Run Radio Support

    Columbia State Park Gazebo 38.035564, -120.400870

    Find the TCARES Communications Trailer in the middle of Columbia state park to check in and get a vest and your assignment. Be there at 7 am for the briefing […]

  • Emergency Siren

    2026 County OES Emergency Siren Test MAY 14 11:00 AM

    Tuolumne County OES and Sheriff will be testing 5 Sirens in the following locations: Groveland, Tuolumne City, Twain Harte, Cold Springs and Strawberry. The County has asked TCARES if we […]

  • 2026 Groveland Grind Bike Event Radio Support

    Yosemite Lakes RV Resort 31191 Hardin Flat Rd, Groveland, California

    The Ultimate Gravel/MTB Cycling Adventure Returns to Groveland, CA! The Groveland Grind is a Yosemite Area Adventure Ride on mixed terrain(pavement, broken pavement, dirt and gravel)on Yosemite National Park’s doorstep! […]

  • 2026 Father’s Day Fly-in

    Columbia Airport California 10723 Airport Road, Columbia, California, United States

    2026 Father’s Day Fly-in Public Info Table TCARES ham radio club will set up a public information and radio demonstration trailer at the 2025 Father’s Day Fly-in with other vendors […]