Alaska earthquakes

M3.3 earthquake 252 km W of Adak, Alaska

A magnitude 3.3 earthquake struck 252 km W of Adak, Alaska on Thu, Jun 11, 2026, 6:15 PM GMT+12 (06:15 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M5.0 212 km WSW of Adak, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude: 3.3 (ml), minor
Local time: Thu, Jun 11, 2026, 6:15 PM GMT+12
UTC: 2026-06-11 06:15:29 UTC
Depth: 69.2 km (43.0 mi), shallow
Epicenter: 51.575° N, 179.739° 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.

How well it is located

Reviewed by a seismologist.

Location uncertainty: About 11.0 km horizontally, 15.3 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 143°
Stations used: 23

Nearby

Within 100 km, magnitude 1.5 and up: 141 in the 60 days after this one and 46 in the 30 days before it.

After

The first 60 of 141.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ssdc (also filed as aka2026llwbab). Read Wed, Sep 30, 2026, 10:52 PM UTC.