Alaska earthquakes

M2.9 earthquake 101 km SSW of Unalaska, Alaska

A magnitude 2.9 earthquake struck 101 km SSW of Unalaska, Alaska on Sat, May 9, 2026, 2:42 AM AKDT (10:42 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M5.0 83 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: Sat, May 9, 2026, 2:42 AM AKDT
UTC: 2026-05-09 10:42:26 UTC
Depth: 31.5 km (19.6 mi), shallow
Epicenter: 52.983° N, 166.879° 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 6.4 km horizontally, 16.7 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 225°, poorly surrounded by stations
Stations used: 19

Nearest places

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

Unalaska, AlaskaPopulation 4,491. Forecast102 kmSSW

Nearby

Within 100 km, magnitude 1.5 and up: 177 in the 60 days after this one and 56 in the 30 days before it.

After

The first 60 of 177.

Before

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ssbe (also filed as aka2026jdgfsg). Read Tue, Sep 29, 2026, 9:48 PM UTC.