Alaska earthquakes

M2.5 earthquake 68 km W of Adak, Alaska

A magnitude 2.5 earthquake struck 68 km W of Adak, Alaska on Fri, Sep 11, 2026, 5:12 AM HADT (14:12 UTC), 100 km (62 mi) below the surface.

A larger quake followed: M2.6 151 km WSW of Adak, Alaska. This one was a foreshock.

Map

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The earthquake

Magnitude: 2.5 (ml), micro
Local time: Fri, Sep 11, 2026, 5:12 AM HADT
UTC: 2026-09-11 14:12:21 UTC
Depth: 99.7 km (62.0 mi), intermediate-depth
Epicenter: 51.798° N, 177.614° 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, 5.5 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 153°
Stations used: 17

Nearby

Within 100 km, magnitude 1.5 and up: 43 since this one and 120 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 us7000thhz (also filed as aka2026sajyxm). Read Tue, Sep 22, 2026, 8:43 PM UTC.