Alaska earthquakes

M3.0 earthquake 15 km NW of Atka, Alaska

A magnitude 3.0 earthquake struck 15 km NW of Atka, Alaska on Wed, May 6, 2020, 9:02 PM HADT (06:02 UTC), 187 km (116 mi) below the surface.

A larger quake followed: M4.1 19 km SSE of Atka, Alaska. This one was a foreshock.

Map

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

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The earthquake

Magnitude: 3.0 (ml), minor
Local time: Wed, May 6, 2020, 9:02 PM HADT
UTC: 2020-05-07 06:02:20 UTC
Depth: 186.9 km (116.1 mi), intermediate-depth
Epicenter: 52.289° N, 174.376° 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 15.3 km horizontally, 5.7 km in depth
Magnitude uncertainty: ±0.10
Depth from: From location
Station coverage gap: 124°
Stations used: 51

Nearby

Within 100 km, magnitude 1.5 and up: 87 in the 60 days after this one and 40 in the 30 days before it.

After

The first 60 of 87.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70009e4g (also filed as ak0205vsdid5). Read Wed, Sep 30, 2026, 9:59 PM UTC.