Alaska earthquakes

M5.0 earthquake 139 km SW of Nikolski, Alaska

A magnitude 5.0 earthquake struck 139 km SW of Nikolski, Alaska on Wed, Dec 24, 1980, 1:10 AM GMT-11 (12:10 UTC), 33 km (21 mi) below the surface.

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The earthquake

Magnitude
5.0 (mb), moderate
Local time
UTC
1980-12-24 12:10:58 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
51.919° N, 170.043° 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.

Depth from
OPERATOR_ASSIGNED
Stations used
76

Nearby

Within 100 km, magnitude 2.0 and up: 3 in the 60 days after this one and 2 in the 30 days before it.

After

  1. 4.7166 km SW of Nikolski, Alaska · 16706 days ago · 33 km deep · 51 km away
  2. 4.8104 km SSW of Nikolski, Alaska · 16687 days ago · 21 km deep · 41 km away
  3. 4.4209 km SW of Nikolski, Alaska · 16655 days ago · 53 km deep · 72 km away

Before

  1. 4.890 km WSW of Nikolski, Alaska · 16729 days ago · 50 km deep · 75 km away
  2. 4.694 km SW of Nikolski, Alaska · 16736 days ago · 48 km deep · 59 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001beh (also filed as iscgemsup634468). Read Tue, Sep 22, 2026, 9:19 AM UTC.