M3.9 earthquake 23 km NW of Willow, Alaska
A magnitude 3.9 earthquake struck 23 km NW of Willow, Alaska on Wed, Mar 12, 1975, 5:05 AM GMT-9 (14:05 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.9 (mb), minor
- Local time
- UTC
- 1975-03-12 14:05:31 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 61.915° N, 150.307° 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
- 22
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 6 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.822 km NNE of Petersville, Alaska · 18815 days ago · 122 km deep · 87 km away
- 3.026 km ESE of Skwentna, Alaska · 18797 days ago · 33 km deep · 32 km away
- 3.239 km NNE of Chase, Alaska · 18796 days ago · 31 km deep · 98 km away
- 3.03 km WNW of Susitna, Alaska · 18795 days ago · 11 km deep · 42 km away
- 3.229 km WSW of Skwentna, Alaska · 18786 days ago · 33 km deep · 85 km away
- 3.528 km WNW of Willow, Alaska · 18785 days ago · 41 km deep · 17 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000a70. Read Tue, Sep 22, 2026, 5:29 AM UTC.