Alaska earthquakes

M2.8 earthquake 75 km NE of Adak, Alaska

A magnitude 2.8 earthquake struck 75 km NE of Adak, Alaska on Fri, Jun 17, 2022, 1:18 AM HADT (10:18 UTC), 147 km (91 mi) below the surface.

A larger quake followed: M5.3 Andreanof Islands, Aleutian Islands, Alaska. This one was a foreshock.

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The earthquake

Magnitude: 2.8 (ml), micro
Local time: Fri, Jun 17, 2022, 1:18 AM HADT
UTC: 2022-06-17 10:18:29 UTC
Depth: 146.6 km (91.1 mi), intermediate-depth
Epicenter: 52.265° N, 175.731° 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 15.4 km horizontally, 9.6 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 183°, poorly surrounded by stations
Stations used: 22

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 78 in the 30 days before it.

After

The first 60 of at least 199.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000i9ut (also filed as ak0227q0ck60). Read Tue, Sep 29, 2026, 10:49 AM UTC.