Alaska earthquakes

M2.5 earthquake 83 km ENE of Adak, Alaska

A magnitude 2.5 earthquake struck 83 km ENE of Adak, Alaska on Wed, May 11, 2022, 10:44 PM HADT (07:44 UTC), 152 km (94 mi) below the surface.

A larger quake followed: M5.3 Andreanof Islands, Aleutian Islands, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.5 (ml), micro
Local time: Wed, May 11, 2022, 10:44 PM HADT
UTC: 2022-05-12 07:44:29 UTC
Depth: 152.0 km (94.5 mi), intermediate-depth
Epicenter: 52.092° N, 175.477° 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 13.7 km horizontally, 2.2 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 173°
Stations used: 17

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 73 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 us6000i2hy (also filed as ak02262fdc80). Read Mon, Sep 28, 2026, 10:26 PM UTC.