Alaska earthquakes

M2.9 earthquake 11 km SSE of Susitna North, Alaska

A magnitude 2.9 earthquake struck 11 km SSE of Susitna North, Alaska on Thu, Sep 16, 2021, 1:51 PM AKDT (21:51 UTC), 42 km (26 mi) below the surface.

A larger quake followed: M3.9 35 km NE of Chase, Alaska. This one was a foreshock.

Susitna North 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: 2.9 (ml), micro
Local time: Thu, Sep 16, 2021, 1:51 PM AKDT
UTC: 2021-09-16 21:51:57 UTC
Depth: 42.0 km (26.1 mi), shallow
Epicenter: 62.063° N, 149.778° W
Region: Alaska
Felt reports: 2
Tsunami flag: No
Status: Reviewed by a seismologist

Did you feel it?

2 people 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: 112

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 110 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021bwp01ji (also filed as us7000fby9). Read Sun, Sep 27, 2026, 4:57 AM UTC.