Alaska earthquakes

M2.5 earthquake 130 km SE of Akutan, Alaska

A magnitude 2.5 earthquake struck 130 km SE of Akutan, Alaska on Tue, May 23, 2017, 11:22 PM AKDT (07:22 UTC), 80 km (50 mi) below the surface.

A larger quake followed: M4.2 162 km S of False Pass, 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: 2.5 (ML, local (Richter)), micro
Magnitude from: USGS National Earthquake Information Center
Local time: Tue, May 23, 2017, 11:22 PM AKDT
UTC: 2017-05-24 07:22:27 UTC
Depth: 80.4 km (50.0 mi), intermediate-depth
Epicenter: 53.324° N, 164.347° 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
2.5	ML, local (Richter)	USGS National Earthquake Information Center	Preferred · Reviewed
2.5	ML, local (Richter)	Alaska Earthquake Center	Preliminary

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 9.0 km horizontally, 10.0 km in depth
Stations used: 17

Nearest places

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

Akutan, AlaskaPopulation 1,040. Forecast130 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 51 in the 30 days before it.

After

The first 60 of 115.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us20009p5k (also filed as ak16214387, ak0176m9os8j). Read Fri, Oct 2, 2026, 8:50 PM UTC.