Alaska earthquakes

M3.2 earthquake 58 km SE of Unalaska, Alaska

A magnitude 3.2 earthquake struck 58 km SE of Unalaska, Alaska on Wed, Feb 28, 2024, 8:28 PM AKST (05:28 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.6 87 km SSW of Unalaska, 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
3.2 (ml), minor
Local time
UTC
2024-02-29 05:28:33 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
53.512° N, 165.886° 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 2.9 km horizontally, 1.9 km in depth
Magnitude uncertainty
±0.12
Depth from
Operator assigned
Station coverage gap
196°, poorly surrounded by stations
Stations used
26

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 74 in the 30 days before it.

After

The first 60 of 127.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mjcg (also filed as ak0242rbe2e2). Read Tue, Sep 29, 2026, 9:02 PM UTC.