EarthquakeMajor

M6.6 earthquake - 135 km SW of Nikolski, Alaska

Name: M6.6 earthquake - 135 km SW of Nikolski, Alaska
Start: 1906-12-23T07:01:42.01+00:00
Location: 135 km SW of Nikolski, Alaska

43762 d ago · 23 Dec 1906, 07:01 UTC 135 km SW of Nikolski, Alaska

What happened

A magnitude 6.6 earthquake struck 135 km SW of Nikolski, Alaska on 23 Dec 1906, 07:01 UTC at a depth of 35 km.

Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was a shallow earthquake, which tends to be felt more strongly at the surface.

Timeline

First reported by USGS
16 Oct 2026, 20:46 UTC

Community

Did you feel it?

Nearby in the last 30 days

0.3
M0.3 earthquake - 8 km W of Dutch Harbor, Alaska
15 h ago7 km deep
Minor
1.5
M1.5 earthquake - 71 km WSW of Nikolski, Alaska
21 h ago9 km deep
Minor
1.0
M1.0 earthquake - 70 km W of Nikolski, Alaska
23 h ago12 km deep
Minor
1.2
M1.2 earthquake - 71 km WSW of Nikolski, Alaska
23 h ago7 km deep
Minor
2.2
M2.2 earthquake - 72 km WSW of Nikolski, Alaska
23 h ago10 km deep
Minor
0.3
M0.3 earthquake - 11 km WNW of Dutch Harbor, Alaska
1 d ago5 km deep
Minor
4.7
M4.7 earthquake - 114 km SSW of Nikolski, Alaska
1 d ago10 km deepgreen alert
Moderate
2.6
M2.6 earthquake - 73 km WSW of Nikolski, Alaska
4 d ago12 km deep
Light
4.5
M4.5 earthquake - 101 km WSW of Nikolski, Alaska
26 d ago92 km deep
Moderate
6.5
M6.5 earthquake - 177 km W of Nikolski, Alaska
29 d ago98 km deep Tsunami flag
Major