Alaska earthquakes

M2.7 earthquake 233 km W of Adak, Alaska

A magnitude 2.7 earthquake struck 233 km W of Adak, Alaska on Fri, May 13, 2022, 10:06 AM HADT (19:06 UTC), 176 km (110 mi) below the surface.

A larger quake followed: M4.4 258 km W of Adak, Alaska. This one was a foreshock.

Map

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

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The earthquake

Magnitude: 2.7 (ml), micro
Local time: Fri, May 13, 2022, 10:06 AM HADT
UTC: 2022-05-13 19:06:50 UTC
Depth: 176.3 km (109.6 mi), intermediate-depth
Epicenter: 51.922° N, 179.967° E
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 9.7 km horizontally, 4.5 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 161°
Stations used: 15

Nearby

Within 100 km, magnitude 1.5 and up: 155 in the 60 days after this one and 55 in the 30 days before it.

After

The first 60 of 155.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i26v (also filed as ak022649tsbm). Read Tue, Sep 29, 2026, 10:20 PM UTC.