M3.6 earthquake 58 km N of Chase, Alaska
A magnitude 3.6 earthquake struck 58 km N of Chase, Alaska on Tue, Jan 20, 1981, 5:05 AM GMT-10 (15:05 UTC), 100 km (62 mi) below the surface.
A larger quake followed: M4.8 62 km SE of Denali National Park, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.6 (mb), minor
- Local time
- UTC
- 1981-01-20 15:05:41 UTC
- Depth
- 100.0 km (62.1 mi), intermediate-depth
- Epicenter
- 62.978° N, 150.081° 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
- 17
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 3 in the 30 days before it.
After
- 4.862 km SE of Denali National Park, Alaska · 16653 days ago · 123 km deep · 41 km away
- 4.325 km E of Denali National Park, Alaska · 16640 days ago · 25 km deep · 85 km away
- 3.065 km WSW of Cantwell, Alaska · 16629 days ago · 33 km deep · 11 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001bu4. Read Tue, Sep 22, 2026, 2:05 AM UTC.