The 1911 earthquake lies in the stress shadow of the 1906 M=7.8 San Andreas earthquake, the lone anomaly to what was otherwise a 75-year period of seismic sleep for the San Francisco Bay area. From Doser et al. (2009).

The 1911 earthquake lies in the stress shadow of the 1906 M=7.8 San Andreas earthquake, the lone anomaly to what was otherwise a 75-year period of seismic sleep for the San Francisco Bay area. From Doser et al. (2009).

The 1911 earthquake lies in the stress shadow of the 1906 M=7.8 San Andreas earthquake, the lone anomaly to what was otherwise a 75-year period of seismic sleep for the San Francisco Bay area. From Doser et al. (2009).