M6.6 · 135 km SW of Nikolski, Alaska

Sunday, December 23, 1906 · 7:01 AM – 7:11 AM
135 km SW of Nikolski, Alaska

Magnitude 6.6 (mw), 35 km deep, 135 km SW of Nikolski, Alaska — 51.99°N, 170.09°W. December 23, 1906 at 07:01 UTC. https://earthquake.usgs.gov/earthquakes/eventpage/iscgem610548675 Data: US Geological Survey (public domain).