Alaska earthquakes

M2.1 earthquake 71 km W of Karluk, Alaska

A magnitude 2.1 earthquake struck 71 km W of Karluk, Alaska on Sun, Feb 4, 2018, 5:39 AM AKST (14:39 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.4 53 km WSW of Akhiok, Alaska. This one was a foreshock.

Naknek forecast More in Alaska

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

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The earthquake

Magnitude: 2.1 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sun, Feb 4, 2018, 5:39 AM AKST
UTC: 2018-02-04 14:39:33 UTC
Depth: 12.9 km (8.0 mi), shallow
Epicenter: 57.602° N, 155.652° 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: 27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 76 in the 60 days after this one and 48 in the 30 days before it.

After

The first 60 of 76.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0181m4dnaj (also filed as ak18326716). Read Fri, Oct 2, 2026, 11:43 PM UTC.