Alaska earthquakes

M2.3 earthquake 160 km S of False Pass, Alaska

A magnitude 2.3 earthquake struck 160 km S of False Pass, Alaska on Thu, Jan 19, 2023, 4:48 AM AKST (13:48 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.6 Unimak Island region, 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
2.3 (ml), micro
Local time
UTC
2023-01-19 13:48:38 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
53.416° N, 163.493° 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 6.6 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.16
Depth from
Operator assigned
Station coverage gap
258°, poorly surrounded by stations
Stations used
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 113 in the 60 days after this one and 77 in the 30 days before it.

After

The first 60 of 113.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jl3g (also filed as ak023vn8lhi). Read Mon, Sep 28, 2026, 7:33 PM UTC.