M4.9 earthquake 47 km S of Nikolski, Alaska
A magnitude 4.9 earthquake struck 47 km S of Nikolski, Alaska on Tue, Oct 1, 1985, 9:01 AM AKDT (17:01 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
- 1985-10-01 17:01:42 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 52.516° N, 168.881° 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: 5 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.865 km S of Nikolski, Alaska · 14965 days ago · 33 km deep · 20 km away
- 4.877 km S of Nikolski, Alaska · 14963 days ago · 33 km deep · 33 km away
- 4.588 km SSW of Nikolski, Alaska · 14963 days ago · 33 km deep · 45 km away
- 4.999 km SSW of Nikolski, Alaska · 14963 days ago · 33 km deep · 57 km away
- 4.851 km ESE of Nikolski, Alaska · 14949 days ago · 33 km deep · 55 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002kc4. Read Tue, Sep 22, 2026, 10:00 AM UTC.