M3.0 earthquake 2 km NW of Point MacKenzie, Alaska
A magnitude 3.0 earthquake struck 2 km NW of Point MacKenzie, Alaska on Wed, Dec 14, 1977, 3:29 PM GMT-10 (01:29 UTC), 38 km (24 mi) below the surface.
A larger quake followed: M4.6 3 km NE of Sunrise, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.0 (ml), minor
- Local time
- UTC
- 1977-12-15 01:29:22 UTC
- Depth
- 38.0 km (23.6 mi), shallow
- Epicenter
- 61.374° N, 150.007° 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
- 9
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 0 in the 30 days before it.
After
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000s2p. Read Tue, Sep 29, 2026, 8:36 AM UTC.