M4.0 earthquake 45 km SSE of Cantwell, Alaska
A magnitude 4.0 earthquake struck 45 km SSE of Cantwell, Alaska on Sat, Oct 13, 1979, 4:58 AM GMT-9 (13:58 UTC), 90 km (56 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb), light
- Local time
- UTC
- 1979-10-13 13:58:16 UTC
- Depth
- 90.0 km (55.9 mi), intermediate-depth
- Epicenter
- 63.014° N, 148.619° 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
- 18
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 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 usp00013d4. Read Tue, Sep 22, 2026, 7:00 AM UTC.