Alaska earthquakes

M2.6 earthquake 28 km SE of Unalaska, Alaska

A magnitude 2.6 earthquake struck 28 km SE of Unalaska, Alaska on Sat, Aug 15, 2026, 5:40 AM AKDT (13:40 UTC), 74 km (46 mi) below the surface.

A larger quake followed: M4.3 70 km SSE of Akutan, Alaska. This one was a foreshock.

Unalaska forecast More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 2.6 (ml), micro
Local time: Sat, Aug 15, 2026, 5:40 AM AKDT
UTC: 2026-08-15 13:40:47 UTC
Depth: 74.3 km (46.1 mi), intermediate-depth
Epicenter: 53.727° N, 166.184° 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 9.8 km horizontally, 15.8 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 194°, poorly surrounded by stations
Stations used: 33

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Unalaska, AlaskaPopulation 4,491. Forecast28 kmSE

Nearby

Within 100 km, magnitude 1.5 and up: 146 since this one and 90 in the 30 days before it.

After

The first 60 of 146.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000tl94 (also filed as aka2026qcmicv). Read Mon, Sep 28, 2026, 5:50 AM UTC.