Alaska earthquakes

M3.3 earthquake 91 km S of False Pass, Alaska

A magnitude 3.3 earthquake struck 91 km S of False Pass, Alaska on Fri, Mar 11, 2022, 11:36 PM AKST (08:36 UTC), 21 km (13 mi) below the surface.

A larger quake followed: M3.9 44 km WSW of False Pass, Alaska. This one was a foreshock.

King Cove 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: 3.3 (ml), minor
Local time: Fri, Mar 11, 2022, 11:36 PM AKST
UTC: 2022-03-12 08:36:44 UTC
Depth: 20.5 km (12.8 mi), shallow
Epicenter: 54.032° N, 163.422° 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.

Location uncertainty: About 3.5 km horizontally, 12.5 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 190°, poorly surrounded by stations
Stations used: 71

Nearest places

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

King Cove, AlaskaPopulation 1,009. Forecast135 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 171 in the 60 days after this one and 102 in the 30 days before it.

After

The first 60 of 171.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000h1wf (also filed as ak02239k4x8l). Read Mon, Sep 28, 2026, 7:22 PM UTC.