Alaska earthquakes

M3.4 earthquake 277 km WSW of Adak, Alaska

A magnitude 3.4 earthquake struck 277 km WSW of Adak, Alaska on Wed, Jun 1, 2022, 3:01 PM GMT+12 (03:01 UTC), 25 km (15 mi) below the surface.

A larger quake followed: M4.7 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude: 3.4 (ml), minor
Local time: Wed, Jun 1, 2022, 3:01 PM GMT+12
UTC: 2022-06-01 03:01:13 UTC
Depth: 24.7 km (15.3 mi), shallow
Epicenter: 51.082° N, 179.578° 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 5.1 km horizontally, 12.8 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 228°, poorly surrounded by stations
Stations used: 14

Nearby

Within 100 km, magnitude 1.5 and up: 197 in the 60 days after this one and 124 in the 30 days before it.

After

The first 60 of 197.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i6m7 (also filed as ak0226zfhaoh). Read Tue, Sep 29, 2026, 8:03 AM UTC.