M3.8 earthquake 67 km WSW of Cantwell, Alaska
A magnitude 3.8 earthquake struck 67 km WSW of Cantwell, Alaska on Sun, Jan 2, 1977, 2:59 AM GMT-10 (12:59 UTC), 113 km (70 mi) below the surface.
A larger quake followed: M4.3 39 km NNE of Petersville, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.8 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1977-01-02 12:59:21 UTC
- Depth
- 113.0 km (70.2 mi), intermediate-depth
- Epicenter
- 63.117° N, 150.138° 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
- 13
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 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 usp0000m1f. Read Sun, Oct 4, 2026, 1:49 PM UTC.