M4.4 earthquake 48 km NW of Ninilchik, Alaska
A magnitude 4.4 earthquake struck 48 km NW of Ninilchik, Alaska on Fri, Dec 8, 1978, 2:50 PM GMT-10 (00:50 UTC), 117 km (73 mi) below the surface.
A larger quake followed: M5.5 66 km E of Port Alsworth, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.4 (mb), light
- Local time
- UTC
- 1978-12-09 00:50:48 UTC
- Depth
- 117.0 km (72.7 mi), intermediate-depth
- Epicenter
- 60.362° N, 152.287° 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
- 52
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 2 in the 30 days before it.
After
- 3.87 km E of Nikiski, Alaska · 17424 days ago · 85 km deep · 72 km away
- 3.823 km SSE of Funny River, Alaska · 17422 days ago · 63 km deep · 97 km away
- 5.566 km E of Port Alsworth, Alaska · 17407 days ago · 105 km deep · 53 km away
- 4.868 km WNW of Ninilchik, Alaska · 17400 days ago · 109 km deep · 33 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000xu9. Read Tue, Sep 22, 2026, 7:24 AM UTC.