Alaska earthquakes

M2.8 earthquake 86 km SE of Akutan, Alaska

A magnitude 2.8 earthquake struck 86 km SE of Akutan, Alaska on Wed, Sep 27, 2023, 3:21 AM AKDT (11:21 UTC), 28 km (17 mi) below the surface.

A larger quake followed: M4.6 76 km SSE of Akutan, 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
2.8 (ml), micro
Local time
UTC
2023-09-27 11:21:41 UTC
Depth
28.2 km (17.5 mi), shallow
Epicenter
53.501° N, 165.023° 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.

Location uncertainty
About 5.3 km horizontally, 14.5 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
204°, poorly surrounded by stations
Stations used
23

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 95 in the 60 days after this one and 73 in the 30 days before it.

After

The first 60 of 95.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000lf6f (also filed as ak023ceps2fi). Read Tue, Sep 29, 2026, 7:56 AM UTC.