Alaska earthquakes

M1.9 earthquake 30 km SE of Adak, Alaska

A magnitude 1.9 earthquake struck 30 km SE of Adak, Alaska on Wed, May 13, 2020, 6:04 AM HADT (15:04 UTC), 56 km (35 mi) below the surface.

A larger quake followed: M4.0 100 km SW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2020-05-13 15:04:45 UTC
Depth
56.0 km (34.8 mi), shallow
Epicenter
51.661° N, 176.347° 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: 188 in the 60 days after this one and 138 in the 30 days before it.

After

The first 60 of 188.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02065uyym2. Read Tue, Sep 29, 2026, 4:32 PM UTC.