Alaska earthquakes

M2.6 earthquake 66 km W of Karluk, Alaska

A magnitude 2.6 earthquake struck 66 km W of Karluk, Alaska on Sat, Feb 10, 2018, 5:54 AM AKST (14:54 UTC), 83 km (52 mi) below the surface.

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

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Map

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

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The earthquake

Magnitude: 2.6 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Sat, Feb 10, 2018, 5:54 AM AKST
UTC: 2018-02-10 14:54:25 UTC
Depth: 82.9 km (51.5 mi), intermediate-depth
Epicenter: 57.623° N, 155.564° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.6	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.6	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed

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: 60

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 35 in the 30 days before it.

After

The first 60 of 82.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0181w1oxc2 (also filed as ak18421091, us2000d531). Read Sat, Oct 3, 2026, 2:44 AM UTC.