Alaska earthquakes

M1.7 earthquake 24 km SSW of Adak, Alaska

A magnitude 1.7 earthquake struck 24 km SSW of Adak, Alaska on Tue, Jul 14, 2020, 3:43 AM HADT (12:43 UTC), 60 km (37 mi) below the surface.

A larger quake followed: M5.2 52 km WNW of Adak, Alaska. This one was a foreshock.

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The earthquake

Magnitude
1.7 (ml), micro
Local time
UTC
2020-07-14 12:43:49 UTC
Depth
59.6 km (37.0 mi), shallow
Epicenter
51.663° N, 176.726° 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.

Stations used
38

Nearby

Within 100 km, magnitude 1.5 and up: 187 in the 60 days after this one and 109 in the 30 days before it.

After

The first 60 of 187.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02090cqjn1. Read Tue, Sep 29, 2026, 3:12 PM UTC.