Alaska earthquakes

M2.6 earthquake 158 km S of Atka, Alaska

A magnitude 2.6 earthquake struck 158 km S of Atka, Alaska on Tue, Sep 8, 2026, 8:11 AM HADT (17:11 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 109 km SE of Atka, Alaska. This one was a foreshock.

Map

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Tue, Sep 8, 2026, 8:11 AM HADT
UTC: 2026-09-08 17:11:36 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 50.772° N, 174.013° 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 5.2 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 290°, poorly surrounded by stations
Stations used: 12

Nearby

Within 100 km, magnitude 1.5 and up: 20 since this one and 24 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 us6000tx56 (also filed as aka2026rvbwkq). Read Wed, Sep 30, 2026, 10:28 PM UTC.