Alaska earthquakes

M2.5 earthquake 48 km ESE of Chignik, Alaska

A magnitude 2.5 earthquake struck 48 km ESE of Chignik, Alaska on Sun, Apr 21, 2024, 1:50 AM AKDT (09:50 UTC), 0 km (0 mi) below the surface.

A larger quake followed: M3.6 112 km ENE of Chignik, Alaska. This one was a foreshock.

Sand Point forecast More in Alaska

Map

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

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The earthquake

Magnitude: 2.5 (ml), micro
Local time: Sun, Apr 21, 2024, 1:50 AM AKDT
UTC: 2024-04-21 09:50:05 UTC
Depth: 0.3 km (0.2 mi), shallow
Epicenter: 56.198° N, 157.643° 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.

Stations used: 44

Nearest places

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

Sand Point, AlaskaPopulation 1,064. Forecast203 kmENE

Nearby

Within 100 km, magnitude 1.5 and up: 65 in the 60 days after this one and 35 in the 30 days before it.

After

The first 60 of 65.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02455dui22 (also filed as us7000mdmi). Read Wed, Sep 30, 2026, 11:18 PM UTC.