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LoRa · MeshCore

Mesh Network

A live view of the S.I.E.R.R.A mesh — solar-powered LoRa relays that pass text and telemetry across the foothills when power and cellular service are down. This map is the authoritative live view; the homepage map is an identity visual only.

S.I.E.R.R.ASignal Integrity & Emergency Radio Response Alliance

Signal Integrity & Emergency Radio Response Alliance

P.O. Box 2071, Murphys, CA 95247

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S.I.E.R.R.A is a volunteer organization, not an emergency dispatch service. In a life-threatening emergency, call 911.

Signal Integrity & Emergency Radio Response Alliance