6.5
EarthquakeMajorPAGER: green
M6.5 earthquake - 177 km W of Nikolski, Alaska
29 d ago · 17 Sept 2026, 14:19 UTC 177 km W of Nikolski, Alaska
A tsunami flag was raised for this event. This does not mean a tsunami occurred. Always follow official tsunami warning centres and local authorities.
What happened
A magnitude 6.5 earthquake struck 177 km W of Nikolski, Alaska on 17 Sept 2026, 14:19 UTC at a depth of 98 km.
Earthquakes of this size are classed as Strong. Can cause damage in populated areas up to tens of kilometres away. This was an intermediate-depth earthquake, so shaking is spread over a wider, gentler area.
Timeline
First reported by USGS
16 Oct 2026, 18:31 UTC