Alaska earthquakes

M3.0 earthquake 99 km NNW of Karluk, Alaska

A magnitude 3.0 earthquake struck 99 km NNW of Karluk, Alaska on Mon, May 3, 2021, 11:31 PM AKDT (07:31 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.4 73 km NNE of Karluk, Alaska. This one was a foreshock.

Naknek 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: 3.0 (ml), minor
Local time: Mon, May 3, 2021, 11:31 PM AKDT
UTC: 2021-05-04 07:31:51 UTC
Depth: 5.0 km (3.1 mi), shallow
Epicenter: 58.435° N, 154.867° 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: 55

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 84 in the 60 days after this one and 65 in the 30 days before it.

After

The first 60 of 84.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0215p6ztlm (also filed as av91026228, us7000dzy9). Read Wed, Sep 30, 2026, 4:25 PM UTC.