Alaska earthquakes

M2.8 earthquake 296 km SW of Adak, Alaska

A magnitude 2.8 earthquake struck 296 km SW of Adak, Alaska on Tue, May 17, 2022, 2:25 PM GMT+12 (02:25 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M3.4 277 km WSW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.8 (ml), micro
Local time: Tue, May 17, 2022, 2:25 PM GMT+12
UTC: 2022-05-17 02:25:02 UTC
Depth: 4.5 km (2.8 mi), shallow
Epicenter: 50.266° N, 179.997° E
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 6.3 km horizontally, 6.3 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 281°, poorly surrounded by stations
Stations used: 14

Nearby

Within 100 km, magnitude 1.5 and up: 35 in the 60 days after this one and 16 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 us6000i2xn (also filed as ak0226alys1q). Read Tue, Sep 29, 2026, 2:28 PM UTC.