M5.2 earthquake 130 km WSW of Adak, Alaska
A magnitude 5.2 earthquake struck 130 km WSW of Adak, Alaska on Thu, Dec 13, 1973, 4:44 PM GMT-11 (03:44 UTC), 54 km (34 mi) below the surface.
A larger quake followed: M5.8 100 km WSW of Adak, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.2 (mb, body-wave), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1973-12-14 03:44:43 UTC
- Depth
- 54.0 km (33.6 mi), shallow
- Epicenter
- 51.324° N, 178.300° 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
- 88
Nearby
Within 100 km, magnitude 2.2 and up: 1 in the 60 days after this one and 3 in the 30 days before it.
After
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00004hq. Read Sat, Oct 3, 2026, 8:55 AM UTC.