Alaska earthquakes

M3.3 earthquake 35 km NW of Valdez, Alaska

A magnitude 3.3 earthquake struck 35 km NW of Valdez, Alaska on Sun, Dec 26, 2021, 11:00 PM AKST (08:00 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 Southern Alaska. This one was a foreshock.

Valdez forecastMore in Alaska

Map

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

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The earthquake

Magnitude
3.3 (ml), minor
Local time
UTC
2021-12-27 08:00:05 UTC
Depth
10.4 km (6.5 mi), shallow
Epicenter
61.348° N, 146.839° W
Region
Alaska
Felt reports
3
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

3 people reported to the USGS what they felt; the strongest reported shaking was III, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
131

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 110 in the 60 days after this one and 52 in the 30 days before it.

After

The first 60 of 110.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021gl5rrfd (also filed as us6000gfkm). Read Tue, Sep 29, 2026, 12:07 PM UTC.