M3.0 earthquake 65 km WSW of Cantwell, Alaska
A magnitude 3.0 earthquake struck 65 km WSW of Cantwell, Alaska on Thu, Mar 12, 1981, 6:59 PM GMT-10 (04:59 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.5 50 km S of Cantwell, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (ml), minor
- Local time
- UTC
- 1981-03-13 04:59:34 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 63.077° N, 150.043° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 2 in the 30 days before it.
After
- 3.026 km W of Healy, Alaska · 16614 days ago · 33 km deep · 87 km away
- 4.550 km S of Cantwell, Alaska · 16587 days ago · 81 km deep · 59 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001cp6. Read Tue, Sep 22, 2026, 8:02 AM UTC.