Alaska earthquakes

M3.8 earthquake 277 km ESE of Chiniak, Alaska

A magnitude 3.8 earthquake struck 277 km ESE of Chiniak, Alaska on Sun, Feb 26, 2023, 2:05 PM AKST (23:05 UTC), 10 km (6 mi) below the surface.

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Map

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

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The earthquake

Magnitude: 3.8 (ml), minor
Local time: Sun, Feb 26, 2023, 2:05 PM AKST
UTC: 2023-02-26 23:05:48 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.377° N, 148.321° 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, 1.9 km in depth
Magnitude uncertainty: ±0.05
Depth from: Operator assigned
Station coverage gap: 163°
Stations used: 155

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 7 in the 30 days before it.

After

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jrt1 (also filed as ak0232mncxpx). Read Sat, Sep 26, 2026, 6:03 PM UTC.