M6.3 earthquake 226 km SSE of False Pass, Alaska
A magnitude 6.3 earthquake struck 226 km SSE of False Pass, Alaska on Fri, Feb 5, 1965, 2:40 PM GMT-11 (01:40 UTC), 22 km (13 mi) below the surface.
A larger quake followed: M6.3 210 km S of King Cove, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 6.3 (mw), strong
- Local time
- UTC
- 1965-02-06 01:40:33 UTC
- Depth
- 21.7 km (13.5 mi), shallow
- Epicenter
- 52.998° N, 162.013° 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.
- Magnitude uncertainty
- ±0.22
- Depth from
- From location
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 2 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 iscgem859637 (also filed as ushis2771). Read Tue, Sep 22, 2026, 3:45 PM UTC.