Frost line depth in White Pine County, NV
How deep the ground freezes in White Pine County, NV
28 in. Dig to 29 in, just below the frost. Nearest NOAA station: Mcgill, 6.8 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.