Alaska earthquakes

M2.1 earthquake 62 km SSE of Atka, Alaska

A magnitude 2.1 earthquake struck 62 km SSE of Atka, Alaska on Sat, Nov 3, 2018, 11:19 PM HADT (08:19 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M4.3 75 km ENE of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-11-04 08:19:01 UTC
Depth
3.8 km (2.4 mi), shallow
Epicenter
51.678° N, 173.834° 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
14

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 41 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018e5iefnf (also filed as ak20322726). Read Thu, Oct 1, 2026, 7:31 PM UTC.