Alaska earthquakes

M1.9 earthquake 62 km NW of Karluk, Alaska

A magnitude 1.9 earthquake struck 62 km NW of Karluk, Alaska on Sun, Apr 11, 2021, 7:25 AM AKDT (15:25 UTC), 97 km (60 mi) below the surface.

A larger quake followed: M3.7 85 km ESE of Egegik, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-04-11 15:25:54 UTC
Depth
96.9 km (60.2 mi), intermediate-depth
Epicenter
57.930° N, 155.268° 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
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 82 in the 60 days after this one and 58 in the 30 days before it.

After

The first 60 of 82.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0214nad10w. Read Mon, Sep 28, 2026, 2:13 PM UTC.