Alaska earthquakes

M4.6 earthquake 59 km SE of Cantwell, Alaska

A magnitude 4.6 earthquake struck 59 km SE of Cantwell, Alaska on Fri, May 4, 1979, 9:50 PM GMT-9 (06:50 UTC), 77 km (48 mi) below the surface.

Healy forecastMore in Alaska

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

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The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
1979-05-05 06:50:38 UTC
Depth
77.0 km (47.8 mi), intermediate-depth
Epicenter
62.974° N, 148.231° 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
64

Nearest places

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

Nearby

Within 100 km, magnitude 1.6 and up: 3 in the 60 days after this one and 4 in the 30 days before it.

After

Before

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00010ex. Read Tue, Sep 22, 2026, 8:24 AM UTC.