Alaska earthquakes

M3.3 earthquake 221 km SE of Chiniak, Alaska

A magnitude 3.3 earthquake struck 221 km SE of Chiniak, Alaska on Tue, Sep 8, 2026, 10:19 AM AKDT (18:19 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.7 240 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: 3.3 (ml), minor
Local time: Tue, Sep 8, 2026, 10:19 AM AKDT
UTC: 2026-09-08 18:19:08 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 56.457° N, 149.304° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 8.4 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.12
Depth from: Operator assigned
Station coverage gap: 255°, poorly surrounded by stations
Stations used: 20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 6 since this one and 12 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 us7000tfxt (also filed as aka2026rvedom). Read Tue, Sep 22, 2026, 3:15 AM UTC.