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1906 San Francisco Earthquake

18.04.1906 13:12 UTC Depth 11.7 km The 1906 San Francisco, California Earthquake
Sensitivity zones: strong — up to 184 km moderate — up to 460.1 km weak — up to 1022.3 km

About this earthquake

A 477 km rupture of the San Andreas Fault wrecked San Francisco; the fires that followed raged for four days and destroyed 80% of the city. The study of this event produced the elastic rebound theory — the foundation of modern seismology.

Sensitivity zones

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

  • strong — up to 184 km
  • moderate — up to 460.1 km
  • weak — up to 1022.3 km

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