M3.7 earthquake 5 km ENE of Ninilchik, Alaska
A magnitude 3.7 earthquake struck 5 km ENE of Ninilchik, Alaska on Sun, Mar 18, 1979, 1:41 AM GMT-10 (11:41 UTC), 83 km (52 mi) below the surface.
A larger quake followed: M4.4 25 km W of Nanwalek, 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
- 1979-03-18 11:41:57 UTC
- Depth
- 83.0 km (51.6 mi), intermediate-depth
- Epicenter
- 60.069° N, 151.586° 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
- 15
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 usp0000zfk. Read Tue, Sep 22, 2026, 8:02 AM UTC.