M4.9 earthquake 134 km S of False Pass, Alaska
A magnitude 4.9 earthquake struck 134 km S of False Pass, Alaska on Wed, Oct 9, 1985, 1:00 AM AKDT (09:00 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.9 (mb), light
- Local time
- UTC
- 1985-10-09 09:00:58 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 53.647° N, 163.263° 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.
- Depth from
- OPERATOR_ASSIGNED
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.9 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 4.891 km SW of False Pass, Alaska · 14943 days ago · 64 km deep · 99 km away
- 4.8106 km SE of Akutan, Alaska · 14941 days ago · 33 km deep · 84 km away
- 4.7103 km ESE of Akutan, Alaska · 14933 days ago · 33 km deep · 79 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002kmf. Read Mon, Sep 21, 2026, 6:53 PM UTC.