M3.9 earthquake 72 km NE of Adak, Alaska
A magnitude 3.9 earthquake struck 72 km NE of Adak, Alaska on Wed, Jan 17, 1973, 6:48 AM GMT-11 (17:48 UTC), 123 km (76 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb), minor
- Local time
- UTC
- 1973-01-17 17:48:07 UTC
- Depth
- 123.0 km (76.4 mi), intermediate-depth
- Epicenter
- 52.363° N, 175.924° 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
- 12
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000006a. Read Tue, Sep 22, 2026, 4:16 PM UTC.