Alaska earthquakes

M2.6 earthquake 10 km S of Adak, Alaska

A magnitude 2.6 earthquake struck 10 km S of Adak, Alaska on Sun, Aug 30, 2026, 3:49 AM HADT (12:49 UTC), 98 km (61 mi) below the surface.

A larger quake followed: M2.9 71 km SSE of Adak, Alaska. This one was a foreshock.

Map

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Sun, Aug 30, 2026, 3:49 AM HADT
UTC: 2026-08-30 12:49:12 UTC
Depth: 97.7 km (60.7 mi), intermediate-depth
Epicenter: 51.784° N, 176.638° 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 10.4 km horizontally, 7.3 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 187°, poorly surrounded by stations
Stations used: 15

Nearby

Within 100 km, magnitude 1.5 and up: 82 since this one and 117 in the 30 days before it.

After

The first 60 of 82.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000td6d (also filed as aka2026recxxp). Read Wed, Sep 23, 2026, 3:20 AM UTC.