Alaska earthquakes

M2.6 earthquake 154 km WSW of Adak, Alaska

A magnitude 2.6 earthquake struck 154 km WSW of Adak, Alaska on Mon, Jun 22, 2026, 7:55 AM HADT (16:55 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.3 122 km SW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Mon, Jun 22, 2026, 7:55 AM HADT
UTC: 2026-06-22 16:55:49 UTC
Depth: 33.0 km (20.5 mi), shallow
Epicenter: 51.424° N, 178.750° 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.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 4.7 km horizontally, 10.3 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 197°, poorly surrounded by stations
Stations used: 12

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 105 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000t8bz (also filed as aka2026mgzqmj). Read Wed, Sep 30, 2026, 8:12 PM UTC.