Alaska earthquakes

M2.6 earthquake 45 km SE of Akutan, Alaska

A magnitude 2.6 earthquake struck 45 km SE of Akutan, Alaska on Sat, Feb 10, 2018, 12:24 AM AKST (09:24 UTC), 58 km (36 mi) below the surface.

A larger quake followed: M4.8 134 km SE of Akutan, Alaska. This one was a foreshock.

Akutan 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: 2.6 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Sat, Feb 10, 2018, 12:24 AM AKST
UTC: 2018-02-10 09:24:31 UTC
Depth: 57.9 km (36.0 mi), shallow
Epicenter: 53.836° N, 165.293° W
Region: Alaska
Strongest shaking: I, not felt shaking
PAGER alert: Green
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)	USGS National Earthquake Information Center	Preferred · Reviewed
2.6	ML, local (Richter)	Alaska Earthquake Center	Preliminary

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated: I, not felt shaking
Map: Automatic

USGS ShakeMap: estimated shaking intensity around the epicenter — Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

Estimated impact

The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.

Alert level: Green: little or no damage or loss of life expected

Deaths: estimated chance of each range
Range	Chance
Under 1	69%
1 to 10	29%
10 to 100	2%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

Economic losses: estimated chance of each range
Range, million USD	Chance
Under 1	65%
1 to 10	30%
10 to 100	4%
100 to 1,000	Under 1%
1,000 to 10,000	Under 1%
10,000 to 100,000	Under 1%
100,000 to 10,000,000	Under 1%

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 5.8 km horizontally, 8.2 km in depth
Stations used: 31

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast46 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 89 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 89.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000d09r (also filed as ak0181vyjca7, ak18420225). Read Thu, Oct 1, 2026, 3:26 AM UTC.