Alaska earthquakes

M3.1 earthquake 59 km NE of Yakutat, Alaska

A magnitude 3.1 earthquake struck 59 km NE of Yakutat, Alaska on Sun, Aug 29, 2021, 11:10 AM AKDT (19:10 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.1 51 km NNW of Yakutat, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude: 3.1 (ml), minor
Local time: Sun, Aug 29, 2021, 11:10 AM AKDT
UTC: 2021-08-29 19:10:39 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 59.883° N, 138.897° 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.

Location uncertainty: About 3.3 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 129°
Stations used: 18

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 196 in the 60 days after this one and 30 in the 30 days before it.

After

The first 60 of 196.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000f5hl (also filed as ak021b2vw3le). Read Mon, Sep 28, 2026, 9:21 AM UTC.