Alaska earthquakes

M3.1 earthquake 80 km SE of Atka, Alaska

A magnitude 3.1 earthquake struck 80 km SE of Atka, Alaska on Thu, Jun 11, 2026, 10:52 AM HADT (19:52 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.8 103 km SE of Atka, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude: 3.1 (ml), minor
Local time: Thu, Jun 11, 2026, 10:52 AM HADT
UTC: 2026-06-11 19:52:54 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 51.706° N, 173.343° 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 5.3 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 210°, poorly surrounded by stations
Stations used: 20

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 31 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ssl7 (also filed as aka2026lmxhsc). Read Wed, Sep 30, 2026, 5:35 PM UTC.