Alaska earthquakes

M2.6 earthquake 56 km SSW of Unalaska, Alaska

A magnitude 2.6 earthquake struck 56 km SSW of Unalaska, Alaska on Mon, Apr 15, 2024, 5:38 PM AKDT (01:38 UTC), 85 km (53 mi) below the surface.

A larger quake followed: M4.4 117 km E of Nikolski, 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.

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Mon, Apr 15, 2024, 5:38 PM AKDT
UTC: 2024-04-16 01:38:52 UTC
Depth: 84.8 km (52.7 mi), intermediate-depth
Epicenter: 53.391° N, 166.805° 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 6.0 km horizontally, 16.4 km in depth
Magnitude uncertainty: ±0.13
Depth from: From location
Station coverage gap: 213°, poorly surrounded by stations
Stations used: 14

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast57 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 127.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000mye2 (also filed as ak0244wzbtnf). Read Tue, Sep 29, 2026, 7:45 AM UTC.