Frost line depth in Lander County, NV
How deep the ground freezes in Lander County, NV
26 in. Dig to 26 in, just below the frost. Nearest NOAA station: Beowawe 49s - U Of N Rch, 24.4 mi.
Your building department sets the legal frost line depth (IRC Table R301.2(1)); footings must go below it (R403.1.4.1). Call them before you dig.