M3.6 earthquake 73 km SE of Atka, Alaska
A magnitude 3.6 earthquake struck 73 km SE of Atka, Alaska on Tue, Aug 21, 1979, 1:13 AM GMT-10 (11:13 UTC), 44 km (27 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (mb), minor
- Local time
- UTC
- 1979-08-21 11:13:29 UTC
- Depth
- 44.0 km (27.3 mi), shallow
- Epicenter
- 51.702° N, 173.494° 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
- 8
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00012j3. Read Tue, Sep 22, 2026, 7:33 AM UTC.