Alaska earthquakes

M2.0 earthquake 90 km ESE of Adak, Alaska

A magnitude 2.0 earthquake struck 90 km ESE of Adak, Alaska on Thu, Dec 12, 2019, 1:39 AM HAST (11:39 UTC), 35 km (21 mi) below the surface.

A larger quake followed: M4.7 87 km SW of Atka, 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
2019-12-12 11:39:42 UTC
Depth
34.6 km (21.5 mi), shallow
Epicenter
51.439° N, 175.528° 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
17

Nearby

Within 100 km, magnitude 1.5 and up: 144 in the 60 days after this one and 178 in the 30 days before it.

After

The first 60 of 144.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019fweq8vd. Read Thu, Oct 1, 2026, 3:38 AM UTC.