Alaska earthquakes

M3.0 earthquake 76 km SE of Atka, Alaska

A magnitude 3.0 earthquake struck 76 km SE of Atka, Alaska on Wed, Aug 19, 2026, 1:33 AM HADT (10:33 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M3.7 89 km SE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 3.0 (ml), minor
Local time: Wed, Aug 19, 2026, 1:33 AM HADT
UTC: 2026-08-19 10:33:29 UTC
Depth: 35.0 km (21.7 mi), shallow
Epicenter: 51.681° N, 173.466° 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 9.4 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.10
Depth from: Operator assigned
Station coverage gap: 297°, poorly surrounded by stations
Stations used: 8

Nearby

Within 100 km, magnitude 1.5 and up: 46 since this one and 180 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 us6000tly8 (also filed as aka2026qjqeaw). Read Wed, Sep 30, 2026, 11:25 PM UTC.