Alaska earthquakes

M2.0 earthquake 95 km ESE of Adak, Alaska

A magnitude 2.0 earthquake struck 95 km ESE of Adak, Alaska on Wed, Oct 11, 2023, 3:54 AM HADT (12:54 UTC), 38 km (23 mi) below the surface.

A larger quake followed: M4.1 63 km SSE of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.0 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-10-11 12:54:36 UTC
Depth
37.6 km (23.4 mi), shallow
Epicenter
51.589° N, 175.336° 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.

Stations used
22

Nearby

Within 100 km, magnitude 1.5 and up: 118 in the 60 days after this one and 75 in the 30 days before it.

After

The first 60 of 118.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023d1w3f8d. Read Fri, Oct 2, 2026, 5:09 PM UTC.