M4.1 earthquake 35 km NW of Atka, Alaska
A magnitude 4.1 earthquake struck 35 km NW of Atka, Alaska on Fri, Dec 14, 1973, 2:23 AM GMT-11 (13:23 UTC), 208 km (129 mi) below the surface.
A larger quake followed: M4.5 97 km N of Atka, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1973-12-14 13:23:44 UTC
- Depth
- 208.0 km (129.2 mi), intermediate-depth
- Epicenter
- 52.390° N, 174.610° 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
- 17
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 usp00004hw. Read Tue, Sep 22, 2026, 8:55 AM UTC.