M2.6 earthquake 53 km S of Cantwell, Alaska
A magnitude 2.6 earthquake struck 53 km S of Cantwell, Alaska on Thu, Oct 23, 1980, 6:34 AM GMT-9 (15:34 UTC), 41 km (25 mi) below the surface.
A larger quake followed: M3.0 Central Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.6 (ml), micro
- Local time
- UTC
- 1980-10-23 15:34:41 UTC
- Depth
- 41.0 km (25.5 mi), shallow
- Epicenter
- 62.914° N, 148.841° 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
- 8
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 4 in the 30 days before it.
After
- 3.0Central Alaska · 16762 days ago · 33 km deep · 99 km away
- 3.019 km ENE of Susitna North, Alaska · 16727 days ago · 33 km deep · 84 km away
- 3.35 km ESE of Talkeetna, Alaska · 16711 days ago · 33 km deep · 90 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001ad7. Read Tue, Sep 22, 2026, 10:31 PM UTC.