Alaska earthquakes

M2.9 earthquake 271 km WSW of Adak, Alaska

A magnitude 2.9 earthquake struck 271 km WSW of Adak, Alaska on Tue, Sep 15, 2026, 9:24 AM GMT+12 (21:24 UTC), 67 km (42 mi) below the surface.

A larger quake followed: M4.6 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.9 (ml), micro
Local time: Tue, Sep 15, 2026, 9:24 AM GMT+12
UTC: 2026-09-14 21:24:13 UTC
Depth: 67.3 km (41.8 mi), shallow
Epicenter: 51.438° N, 179.510° E
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 9.3 km horizontally, 19.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 162°
Stations used: 20

Nearby

Within 100 km, magnitude 1.5 and up: 23 since this one and 66 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 us7000thkk (also filed as aka2026sgmlbt). Read Wed, Sep 30, 2026, 8:08 AM UTC.