Alaska earthquakes

M2.6 earthquake 157 km SSW of Adak, Alaska

A magnitude 2.6 earthquake struck 157 km SSW of Adak, Alaska on Thu, May 7, 2020, 6:25 AM HADT (15:25 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M5.0 141 km WSW of Adak, 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: 2.6 (ml), micro
Local time: Thu, May 7, 2020, 6:25 AM HADT
UTC: 2020-05-07 15:25:02 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 50.581° N, 177.550° 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 5.4 km horizontally, 2.0 km in depth
Magnitude uncertainty: ±0.12
Depth from: Operator assigned
Station coverage gap: 242°, poorly surrounded by stations
Stations used: 35

Nearby

Within 100 km, magnitude 1.5 and up: 120 in the 60 days after this one and 25 in the 30 days before it.

After

The first 60 of 120.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us70009e4q (also filed as ak0205vxvap6). Read Wed, Sep 30, 2026, 2:47 AM UTC.