Alaska earthquakes

M2.7 earthquake northern Alaska

A magnitude 2.7 earthquake struck in northern Alaska on Mon, Dec 13, 2021, 3:16 AM AKST (12:16 UTC), 6 km (4 mi) below the surface.

Selawik 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: 2.7 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Mon, Dec 13, 2021, 3:16 AM AKST
UTC: 2021-12-13 12:16:41 UTC
Depth: 6.2 km (3.9 mi), shallow
Epicenter: 66.353° N, 157.332° W
Region: Alaska
Tsunami flag: No
Status: Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
2.7	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
2.8	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.038 · 90 stations

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: 79

Nearest places

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

Selawik, AlaskaPopulation 859. Forecast122 kmESE

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 10 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021fy2q5by (also filed as us6000gbv9). Read Thu, Oct 1, 2026, 10:40 AM UTC.