Alaska earthquakes

M1.6 earthquake 49 km E of Whittier, Alaska

A magnitude 1.6 earthquake struck 49 km E of Whittier, Alaska on Sat, Jan 23, 2021, 11:43 AM AKST (20:43 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M3.4 30 km NW of Valdez, Alaska. This one was a foreshock.

Girdwood 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
1.6 (ml), micro
Local time
UTC
2021-01-23 20:43:30 UTC
Depth
12.3 km (7.6 mi), shallow
Epicenter
60.696° N, 147.798° 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
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 77 in the 60 days after this one and 38 in the 30 days before it.

After

The first 60 of 77.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02112dixm2. Read Sun, Sep 27, 2026, 5:11 AM UTC.