Alaska earthquakes

M4.2 earthquake 40 km WNW of Ninilchik, Alaska

A magnitude 4.2 earthquake struck 40 km WNW of Ninilchik, Alaska on Mon, Dec 31, 1979, 9:53 PM GMT-10 (07:53 UTC), 93 km (58 mi) below the surface.

Ninilchik forecastMore in Alaska

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The earthquake

Magnitude
4.2 (mb), light
Local time
UTC
1980-01-01 07:53:29 UTC
Depth
93.0 km (57.8 mi), intermediate-depth
Epicenter
60.201° N, 152.327° 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
22

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 0 in the 30 days before it.

After

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp00014tm. Read Tue, Sep 22, 2026, 11:33 PM UTC.