Alaska earthquakes

M1.6 earthquake 56 km SW of Unalaska, Alaska

A magnitude 1.6 earthquake struck 56 km SW of Unalaska, Alaska on Thu, Nov 25, 2021, 4:49 PM AKST (01:49 UTC), 71 km (44 mi) below the surface.

A larger quake followed: M2.9 88 km S of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
1.6 (ml), micro
Local time
UTC
2021-11-26 01:49:44 UTC
Depth
71.1 km (44.2 mi), intermediate-depth
Epicenter
53.472° N, 167.055° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used
20

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 159 in the 60 days after this one and 40 in the 30 days before it.

After

The first 60 of 159.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021f5s8k2t. Read Wed, Sep 23, 2026, 9:19 AM UTC.