Alaska earthquakes

M2.9 earthquake 16 km WSW of Unalaska, Alaska

A magnitude 2.9 earthquake struck 16 km WSW of Unalaska, Alaska on Tue, Dec 3, 2024, 10:42 AM AKST (19:42 UTC), 76 km (48 mi) below the surface.

A larger quake followed: M5.6 86 km SSW of Unalaska, 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: 2.9 (ml), micro
Local time: Tue, Dec 3, 2024, 10:42 AM AKST
UTC: 2024-12-03 19:42:35 UTC
Depth: 76.5 km (47.5 mi), intermediate-depth
Epicenter: 53.814° N, 166.767° 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 12.4 km horizontally, 3.4 km in depth
Magnitude uncertainty: ±0.09
Depth from: From location
Station coverage gap: 125°
Stations used: 25

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast17 kmWSW

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 55 in the 30 days before it.

After

The first 60 of 148.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000pgsu (also filed as ak024fjb7m5v). Read Tue, Sep 29, 2026, 10:00 AM UTC.