M3.5 earthquake 49 km NW of Ninilchik, Alaska
A magnitude 3.5 earthquake struck 49 km NW of Ninilchik, Alaska on Sat, Apr 12, 1980, 8:31 AM GMT-10 (18:31 UTC), 66 km (41 mi) below the surface.
A larger quake followed: M3.7 52 km W of Happy Valley, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.5 (mb, body-wave), minor
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1980-04-12 18:31:45 UTC
- Depth
- 66.0 km (41.0 mi), shallow
- Epicenter
- 60.318° N, 152.383° 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
- 18
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 2 in the 30 days before it.
After
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00016kc. Read Thu, Oct 1, 2026, 2:55 AM UTC.