M4.6 earthquake 152 km S of False Pass, Alaska
A magnitude 4.6 earthquake struck 152 km S of False Pass, Alaska on Fri, Jan 31, 1975, 6:52 PM GMT-11 (05:52 UTC), 18 km (11 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1975-02-01 05:52:22 UTC
- Depth
- 18.0 km (11.2 mi), shallow
- Epicenter
- 53.489° N, 163.295° 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
- 33
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.6 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00009re. Read Tue, Sep 22, 2026, 11:13 AM UTC.