7.1mw

The 1923 Humboldt County, California Earthquake

22.01.1923 09:04 UTC Depth 15 km
Sensitivity zones: strong — up to 73.1 km moderate — up to 182.8 km weak — up to 406.3 km

Sensitivity zones

Approximate radii, derived from magnitude and hypocentre depth, within which shaking is typically felt:

  • strong — up to 73.1 km
  • moderate — up to 182.8 km
  • weak — up to 406.3 km

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Earthquakes nearby

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