M4.1 earthquake 79 km NNW of Aleneva, Alaska
A magnitude 4.1 earthquake struck 79 km NNW of Aleneva, Alaska on Mon, Mar 30, 1981, 7:59 PM GMT-10 (05:59 UTC), 69 km (43 mi) below the surface.
A larger quake followed: M4.6 70 km NNW of Karluk, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.1 (mb), light
- Local time
- UTC
- 1981-03-31 05:59:11 UTC
- Depth
- 68.9 km (42.8 mi), shallow
- Epicenter
- 58.716° N, 153.460° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 4 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.448 km NW of Aleneva, Alaska · 16613 days ago · 76 km deep · 38 km away
- 4.670 km NNW of Karluk, Alaska · 16601 days ago · 91 km deep · 95 km away
- 4.356 km W of Nanwalek, Alaska · 16588 days ago · 129 km deep · 84 km away
- 3.866 km W of Nanwalek, Alaska · 16585 days ago · 115 km deep · 81 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001cym. Read Tue, Sep 29, 2026, 12:42 PM UTC.