Alaska earthquakes

M2.6 earthquake 26 km W of Susitna, Alaska

A magnitude 2.6 earthquake struck 26 km W of Susitna, Alaska on Fri, Aug 13, 2021, 7:51 PM AKDT (03:51 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M3.4 3 km SE of Big Lake, Alaska. This one was a foreshock.

Big Lake 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: 2.6 (ml), micro
Local time: Fri, Aug 13, 2021, 7:51 PM AKDT
UTC: 2021-08-14 03:51:01 UTC
Depth: 75.2 km (46.7 mi), intermediate-depth
Epicenter: 61.523° N, 151.001° W
Region: Alaska
Felt reports: 1
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located

Reviewed by a seismologist.

Stations used: 73

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 195 in the 60 days after this one and 120 in the 30 days before it.

After

The first 60 of 195.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021adtjo12 (also filed as us6000f607). Read Sun, Sep 27, 2026, 4:56 AM UTC.