Alaska earthquakes

M1.5 earthquake 56 km SW of Cantwell, Alaska

A magnitude 1.5 earthquake struck 56 km SW of Cantwell, Alaska on Sat, May 16, 2020, 7:10 PM AKDT (03:10 UTC), 73 km (45 mi) below the surface.

A larger quake followed: M3.6 60 km ENE of Susitna North, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
1.5 (ml), micro
Local time
UTC
2020-05-17 03:10:40 UTC
Depth
73.2 km (45.5 mi), intermediate-depth
Epicenter
63.022° N, 149.713° 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
37

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 172 in the 60 days after this one and 101 in the 30 days before it.

After

The first 60 of 172.

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0206ca0fc9. Read Thu, Oct 1, 2026, 1:37 AM UTC.