M3.1 earthquake 28 km W of Anchorage, Alaska
A magnitude 3.1 earthquake struck 28 km W of Anchorage, Alaska on Sat, Oct 6, 1979, 8:59 PM GMT-9 (05:59 UTC), 9 km (6 mi) below the surface.
A larger quake followed: M3.2 36 km SSW of Trapper Creek, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (ml), minor
- Local time
- UTC
- 1979-10-07 05:59:21 UTC
- Depth
- 9.0 km (5.6 mi), shallow
- Epicenter
- 61.217° N, 150.432° 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
- 10
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 0 in the 30 days before it.
After
- 3.236 km SSW of Trapper Creek, Alaska · 17132 days ago · 33 km deep · 90 km away
- 5.16 km WNW of Point MacKenzie, Alaska · 17113 days ago · 57 km deep · 26 km away
- 4.413 km SE of Skwentna, Alaska · 17110 days ago · 112 km deep · 88 km away
- 3.322 km ENE of Skwentna, Alaska · 17108 days ago · 78 km deep · 99 km away
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp000139c. Read Tue, Sep 22, 2026, 6:40 AM UTC.