Alaska earthquakes

M2.1 earthquake 58 km W of Adak, Alaska

A magnitude 2.1 earthquake struck 58 km W of Adak, Alaska on Wed, Apr 24, 2024, 5:26 AM HADT (14:26 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.6 35 km ESE 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: 2.1 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Wed, Apr 24, 2024, 5:26 AM HADT
UTC: 2024-04-24 14:26:27 UTC
Depth: 13.2 km (8.2 mi), shallow
Epicenter: 51.782° N, 177.475° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.1	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
1.89	ML, local (Richter)	AV	Final · ±0.172504402757495 · 10 stations

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

Reviewed by a seismologist.

Stations used: 21

Nearby

Within 100 km, magnitude 1.5 and up: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 201.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0245afam49 (also filed as av93004124). Read Thu, Oct 1, 2026, 11:00 PM UTC.