Alaska earthquakes

M2.6 earthquake 57 km WSW of Adak, Alaska

A magnitude 2.6 earthquake struck 57 km WSW of Adak, Alaska on Fri, Feb 14, 2020, 5:06 PM HAST (03:06 UTC), 79 km (49 mi) below the surface.

A larger quake followed: M5.0 71 km WNW of Adak, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude: 2.6 (ml), micro
Local time: Fri, Feb 14, 2020, 5:06 PM HAST
UTC: 2020-02-15 03:06:35 UTC
Depth: 79.3 km (49.3 mi), intermediate-depth
Epicenter: 51.761° N, 177.442° 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 7.7 km horizontally, 2.4 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 167°
Stations used: 21

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

After

The first 60 of at least 200.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us600088b1 (also filed as ak020244jmmh). Read Wed, Sep 30, 2026, 3:17 PM UTC.