Alaska earthquakes

M2.0 earthquake 82 km SW of Adak, Alaska

A magnitude 2.0 earthquake struck 82 km SW of Adak, Alaska on Sat, Apr 9, 2016, 1:45 PM HADT (22:45 UTC), 39 km (24 mi) below the surface.

A larger quake followed: M4.3 131 km WSW 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: Sat, Apr 9, 2016, 1:45 PM HADT
UTC: 2016-04-09 22:45:16 UTC
Depth: 39.1 km (24.3 mi), shallow
Epicenter: 51.374° N, 177.519° 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: 23

Nearby

Within 100 km, magnitude 1.5 and up: 198 in the 60 days after this one and 69 in the 30 days before it.

After

The first 60 of 198.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0164lr3x60 (also filed as ak13422365). Read Sun, Oct 4, 2026, 12:35 PM UTC.