M4.2 earthquake 59 km N of Yakutat, Alaska
A magnitude 4.2 earthquake struck 59 km N of Yakutat, Alaska on Thu, Sep 10, 1981, 9:02 PM GMT-8 (05:02 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.5 101 km NW of Yakutat, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.2 (mb), light
- Local time
- UTC
- 1981-09-11 05:02:30 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 60.072° N, 139.565° 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: 7 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.0105 km NW of Yakutat, Alaska · 16448 days ago · 15 km deep · 79 km away
- 3.853 km N of Yakutat, Alaska · 16442 days ago · 23 km deep · 6 km away
- 4.197 km NW of Yakutat, Alaska · 16422 days ago · 15 km deep · 83 km away
- 4.5101 km NW of Yakutat, Alaska · 16412 days ago · 15 km deep · 77 km away
- 3.7101 km NW of Yakutat, Alaska · 16412 days ago · 15 km deep · 80 km away
- 4.4105 km NW of Yakutat, Alaska · 16412 days ago · 15 km deep · 81 km away
- 3.8100 km NW of Yakutat, Alaska · 16412 days ago · 15 km deep · 78 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001fsy. Read Tue, Sep 22, 2026, 8:51 PM UTC.