Alaska earthquakes

M2.2 earthquake 78 km SSE of Adak, Alaska

A magnitude 2.2 earthquake struck 78 km SSE of Adak, Alaska on Mon, Aug 10, 2026, 12:52 AM HADT (09:52 UTC), 19 km (12 mi) below the surface.

A larger quake followed: M3.8 70 km SSE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.2 (ml), micro
Local time
UTC
2026-08-10 09:52:26 UTC
Depth
19.0 km (11.8 mi), shallow
Epicenter
51.193° N, 176.359° 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 7.0 km horizontally, 5.1 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
250°, poorly surrounded by stations
Stations used
17

Nearby

Within 100 km, magnitude 1.5 and up: 186 since this one and 183 in the 30 days before it.

After

The first 60 of 186.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026psyphj. Read Tue, Sep 29, 2026, 11:28 PM UTC.