Alaska earthquakes

M1.6 earthquake 95 km NNW of Karluk, Alaska

A magnitude 1.6 earthquake struck 95 km NNW of Karluk, Alaska on Fri, Oct 8, 2021, 3:11 AM AKDT (11:11 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M4.3 62 km SE of King Salmon, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

Map

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

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The earthquake

Magnitude: 1.6 (ml), micro
Local time: Fri, Oct 8, 2021, 3:11 AM AKDT
UTC: 2021-10-08 11:11:23 UTC
Depth: 21.9 km (13.6 mi), shallow
Epicenter: 58.362° N, 155.085° 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: 30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 102 in the 60 days after this one and 40 in the 30 days before it.

After

The first 60 of 102.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cwwmp1z (also filed as av91389451). Read Mon, Sep 28, 2026, 1:28 AM UTC.