Alaska earthquakes

M2.6 earthquake 213 km W of Adak, Alaska

A magnitude 2.6 earthquake struck 213 km W of Adak, Alaska on Wed, Jul 8, 2020, 4:15 PM HADT (01:15 UTC), 121 km (75 mi) below the surface.

A larger quake followed: M4.9 170 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: Wed, Jul 8, 2020, 4:15 PM HADT
UTC: 2020-07-09 01:15:09 UTC
Depth: 121.2 km (75.3 mi), intermediate-depth
Epicenter: 51.753° N, 179.719° 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 7.2 km horizontally, 7.0 km in depth
Magnitude uncertainty: ±0.12
Depth from: From location
Station coverage gap: 141°
Stations used: 30

Nearby

Within 100 km, magnitude 1.5 and up: 131 in the 60 days after this one and 56 in the 30 days before it.

After

The first 60 of 131.

Before

Earthquakes today Alaska earthquakes Live radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000b52b (also filed as ak0208rwbydd). Read Tue, Sep 29, 2026, 6:21 AM UTC.