EarthquakeMajor

M6.9 earthquake - 67 km SW of Unalaska, Alaska

Name: M6.9 earthquake - 67 km SW of Unalaska, Alaska
Start: 1987-02-27T08:31:54.4+00:00
Location: 67 km SW of Unalaska, Alaska

14476 d ago · 27 Feb 1987, 08:31 UTC 67 km SW of Unalaska, Alaska

What happened

A magnitude 6.9 earthquake struck 67 km SW of Unalaska, Alaska on 27 Feb 1987, 08:31 UTC at a depth of 10 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

1.5
M1.5 earthquake - 71 km WSW of Nikolski, Alaska
20 h ago9 km deep
Minor
1.0
M1.0 earthquake - 70 km W of Nikolski, Alaska
22 h ago12 km deep
Minor
1.2
M1.2 earthquake - 71 km WSW of Nikolski, Alaska
22 h ago7 km deep
Minor
2.2
M2.2 earthquake - 72 km WSW of Nikolski, Alaska
22 h ago10 km deep
Minor
3.1
M3.1 earthquake - 95 km SSE of Akutan, Alaska
1 d ago19 km deep
Light
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
2.5
M2.5 earthquake - 60 km SSW of False Pass, Alaska
6 d ago79 km deep
Light
3.1
M3.1 earthquake - 187 km SE of Akutan, Alaska
7 d ago19 km deep
Light