Alaska earthquakes

M2.6 earthquake 66 km SSW of Atka, Alaska

A magnitude 2.6 earthquake struck 66 km SSW of Atka, Alaska on Sat, Feb 15, 2020, 12:56 PM HAST (22:56 UTC), 69 km (43 mi) below the surface.

A larger quake followed: M4.8 117 km SSW of Atka, Alaska. This one was a foreshock.

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The earthquake

Magnitude
2.6 (ml), micro
Local time
UTC
2020-02-15 22:56:01 UTC
Depth
69.4 km (43.1 mi), shallow
Epicenter
51.661° N, 174.633° 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.

Location uncertainty
About 10.4 km horizontally, 21.9 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
250°, poorly surrounded by stations
Stations used
17

Nearby

Within 100 km, magnitude 1.5 and up: 85 in the 60 days after this one and 71 in the 30 days before it.

After

The first 60 of 85.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600088b7 (also filed as ak02024g5eee). Read Wed, Sep 30, 2026, 9:30 PM UTC.