Alaska earthquakes

M1.6 earthquake 51 km S of False Pass, Alaska

A magnitude 1.6 earthquake struck 51 km S of False Pass, Alaska on Wed, Mar 17, 2021, 7:41 PM AKDT (03:41 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M2.1 113 km SSW of False Pass, Alaska. This one was a foreshock.

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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
2021-03-18 03:41:49 UTC
Depth
13.2 km (8.2 mi), shallow
Epicenter
54.397° N, 163.275° 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
17

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 57 in the 30 days before it.

After

The first 60 of 105.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0213jeewzy. Read Thu, Sep 24, 2026, 5:43 AM UTC.