M4.8 earthquake 159 km E of Atka, Alaska
A magnitude 4.8 earthquake struck 159 km E of Atka, Alaska on Fri, Mar 28, 1980, 10:12 AM GMT-11 (21:12 UTC), 55 km (34 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1980-03-28 21:12:08 UTC
- Depth
- 55.0 km (34.2 mi), shallow
- Epicenter
- 51.965° N, 171.906° 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
- 61
Nearby
Within 100 km, magnitude 1.8 and up: 0 in the 60 days after this one and 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00016aa. Read Tue, Sep 22, 2026, 8:10 AM UTC.