M5.0 earthquake 42 km S of Adak, Alaska
A magnitude 5.0 earthquake struck 42 km S of Adak, Alaska on Wed, Jan 6, 1982, 1:23 AM GMT-11 (12:23 UTC), 53 km (33 mi) below the surface.
A larger quake followed: M5.3 19 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
- 5.0 (mb), moderate
- Local time
- UTC
- 1982-01-06 12:23:40 UTC
- Depth
- 53.2 km (33.1 mi), shallow
- Epicenter
- 51.496° N, 176.592° 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.
Nearby
Within 100 km, magnitude 2.0 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 usp0001hwv. Read Wed, Sep 30, 2026, 12:14 PM UTC.