Alaska earthquakes

M2.3 earthquake 80 km SW of Atka, Alaska

A magnitude 2.3 earthquake struck 80 km SW of Atka, Alaska on Fri, Sep 15, 2017, 2:07 PM HADT (23:07 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.4 77 km ESE of Adak, Alaska. This one was a foreshock.

Map

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

Open the live map with earthquakes

The earthquake

Magnitude: 2.3 (ML, local (Richter)), micro
Magnitude from: Alaska Earthquake Center
Local time: Fri, Sep 15, 2017, 2:07 PM HADT
UTC: 2017-09-15 23:07:02 UTC
Depth: 12.7 km (7.9 mi), shallow
Epicenter: 51.693° N, 175.046° 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: 13

Nearby

Within 100 km, magnitude 1.5 and up: 92 in the 60 days after this one and 42 in the 30 days before it.

After

The first 60 of 92.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017bv2e0it (also filed as ak16852972). Read Thu, Oct 1, 2026, 10:05 PM UTC.