Alaska earthquakes

M2.8 earthquake 250 km SE of Chiniak, Alaska

A magnitude 2.8 earthquake struck 250 km SE of Chiniak, Alaska on Sat, Feb 8, 2025, 11:05 AM AKST (20:05 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 265 km SE of Chiniak, Alaska. This one was a foreshock.

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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: 2.8 (ml), micro
Local time: Sat, Feb 8, 2025, 11:05 AM AKST
UTC: 2025-02-08 20:05:12 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.388° N, 148.814° 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 8.7 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.06
Depth from: Operator assigned
Station coverage gap: 224°, poorly surrounded by stations
Stations used: 34

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 8 in the 60 days after this one and 7 in the 30 days before it.

After

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000px4i (also filed as ak0251stwb6d). Read Tue, Sep 29, 2026, 2:18 AM UTC.