Alaska earthquakes

M2.3 earthquake 96 km ESE of Ugashik, Alaska

A magnitude 2.3 earthquake struck 96 km ESE of Ugashik, Alaska on Wed, Aug 25, 2021, 4:26 AM AKDT (12:26 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M6.9 112 km E of Chignik, Alaska. This one was a foreshock.

Naknek forecastMore in Alaska

Map

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

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The earthquake

Magnitude
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-08-25 12:26:22 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
57.107° N, 155.985° 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
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 184 in the 60 days after this one and 107 in the 30 days before it.

After

The first 60 of 184.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021aw5o2o2. Read Thu, Oct 1, 2026, 8:15 PM UTC.