Keeping Our Community Connected
When traditional systems fail during wildfires, storms, or earthquakes, our volunteer radio network maintains vital communication links.
For emergencies, always call 911 first. If phone lines are down, learn how to get help.
Join the Net
Get your GMRS license and radio to join our emergency communications network.
Get Started GuidePrepare for Disasters
Learn how to prepare your family and property for wildfires, earthquakes, and power outages.
Emergency PreparationGMRS Practice Nets
Join us for weekly equipment testing and community updates. All licensed operators welcome.
Latest Updates
Thank You from the Firewise Calaveras Festival
ERSN volunteers staffed a table at the second annual Firewise Calaveras Festival at Ironstone Vineyards in Murphys on Saturday, October 17. Thanks to Alan, Dennis, Mike, Kenny, and Marlaine for representing us.
Potluck at Meadowmont Lodge & Our Goals Heading Into Winter
Thanks to the owners of Meadowmont Lodge in Arnold for hosting a great ERSN potluck, a happy birthday to Ken, and a look at our three goals as we head into what may be another hard winter.
Introducing S.I.E.R.R.A., a new foothills emergency comms nonprofit
ERSN member Jay, who runs our Murphys net, has founded S.I.E.R.R.A., a volunteer nonprofit that grew out of ERSN and builds layered, off-grid emergency communications for the Calaveras and Tuolumne foothills.
Calaveras County Ratifies State of Emergency After Winter Storm
The Calaveras County Board of Supervisors unanimously ratified a local state of emergency following the severe winter storm that brought heavy snow, downed trees, and widespread power outages to the Arnold, Dorrington, Avery, and West Point areas.
Storm Updates: Arnold Summit Repeater & Road Conditions
Ongoing updates on the Arnold Summit repeater outage, road conditions, and net operations. Hwy 4 has reopened but many roads remain unplowed and trees continue to fall. Members with programmed radios should use simplex channels for check-ins.
Coverage Area
Our repeater network covers areas of the Highway-4 corridor. There are two repeaters, one on Arnold Summit and one in Murphys.