Alaska earthquakes

M2.8 earthquake 47 km SSE of Cantwell, Alaska

A magnitude 2.8 earthquake struck 47 km SSE of Cantwell, Alaska on Fri, Oct 8, 2021, 5:14 PM AKDT (01:14 UTC), 67 km (42 mi) below the surface.

A larger quake followed: M4.4 60 km SSE of Cantwell, Alaska. This one was a foreshock.

Healy 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: 2.8 (ml), micro
Local time: Fri, Oct 8, 2021, 5:14 PM AKDT
UTC: 2021-10-09 01:14:50 UTC
Depth: 67.3 km (41.8 mi), shallow
Epicenter: 62.974° N, 148.726° 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: 133

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 160 in the 60 days after this one and 95 in the 30 days before it.

After

The first 60 of 160.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021cye8euj (also filed as us6000ft5r). Read Thu, Sep 24, 2026, 4:08 PM UTC.