Alaska earthquakes

M3.2 earthquake 174 km ENE of Atka, Alaska

A magnitude 3.2 earthquake struck 174 km ENE of Atka, Alaska on Mon, May 18, 2026, 2:27 PM HADT (23:27 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.6 172 km ENE of Atka, Alaska. This one was a foreshock.

Map

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The earthquake

Magnitude: 3.2 (ml), minor
Local time: Mon, May 18, 2026, 2:27 PM HADT
UTC: 2026-05-18 23:27:41 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 52.550° N, 171.704° 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 7.0 km horizontally, 1.8 km in depth
Magnitude uncertainty: ±0.08
Depth from: Operator assigned
Station coverage gap: 180°
Stations used: 24

Nearby

Within 100 km, magnitude 1.5 and up: 42 in the 60 days after this one and 12 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 us6000symw (also filed as aka2026juvyuh). Read Thu, Oct 1, 2026, 1:34 AM UTC.