M3.7 earthquake 63 km NNE of Aleneva, Alaska
A magnitude 3.7 earthquake struck 63 km NNE of Aleneva, Alaska on Sun, Apr 22, 1979, 7:05 AM GMT-10 (17:05 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.3 27 km SE of Seldovia, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.7 (mb), minor
- Local time
- UTC
- 1979-04-22 17:05:06 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 58.578° N, 152.441° 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
- Stations used
- 15
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
- 4.327 km SE of Seldovia, Alaska · 17285 days ago · 59 km deep · 97 km away
- 3.74 km WNW of Kodiak, Alaska · 17266 days ago · 60 km deep · 86 km away
- 3.047 km SSW of Nanwalek, Alaska · 17260 days ago · 33 km deep · 45 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000107w. Read Tue, Sep 22, 2026, 4:50 PM UTC.