Alaska earthquakes

M3.1 earthquake 46 km WSW of Adak, Alaska

A magnitude 3.1 earthquake struck 46 km WSW of Adak, Alaska on Sun, May 29, 2022, 10:38 PM HADT (07:38 UTC), 102 km (63 mi) below the surface.

A larger quake followed: M5.0 129 km WSW of Adak, Alaska. This one was a foreshock.

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 3.1 (ml), minor
Local time: Sun, May 29, 2022, 10:38 PM HADT
UTC: 2022-05-30 07:38:57 UTC
Depth: 101.8 km (63.3 mi), intermediate-depth
Epicenter: 51.755° N, 177.276° 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 9.2 km horizontally, 3.6 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 180°
Stations used: 28

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 131 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000htfm (also filed as ak0226w70czt). Read Tue, Sep 29, 2026, 5:32 PM UTC.