M4.8 earthquake 136 km ESE of Nikolski, Alaska
A magnitude 4.8 earthquake struck 136 km ESE of Nikolski, Alaska on Thu, Sep 2, 1982, 5:39 PM GMT-9 (02:39 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M5.9 133 km ESE of Nikolski, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1982-09-03 02:39:47 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 52.569° N, 166.928° 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 1.8 and up: 18 in the 60 days after this one and 0 in the 30 days before it.
After
- 5.9133 km ESE of Nikolski, Alaska · 16082 days ago · 33 km deep · 8 km away
- 4.8134 km S of Unalaska, Alaska · 16082 days ago · 33 km deep · 13 km away
- 5.1102 km SSW of Unalaska, Alaska · 16082 days ago · 33 km deep · 51 km away
- 4.8162 km ESE of Nikolski, Alaska · 16082 days ago · 33 km deep · 34 km away
- 4.7120 km SSW of Unalaska, Alaska · 16082 days ago · 33 km deep · 29 km away
- 4.5152 km ESE of Nikolski, Alaska · 16082 days ago · 33 km deep · 21 km away
- 4.7157 km ESE of Nikolski, Alaska · 16082 days ago · 33 km deep · 30 km away
- 5.2138 km S of Unalaska, Alaska · 16082 days ago · 33 km deep · 10 km away
- 4.5148 km ESE of Nikolski, Alaska · 16081 days ago · 33 km deep · 12 km away
- 5.5122 km SSW of Unalaska, Alaska · 16081 days ago · 33 km deep · 29 km away
- 4.6151 km ESE of Nikolski, Alaska · 16081 days ago · 33 km deep · 19 km away
- 4.6155 km ESE of Nikolski, Alaska · 16081 days ago · 33 km deep · 24 km away
- 4.8136 km ESE of Nikolski, Alaska · 16081 days ago · 33 km deep · 2 km away
- 4.7129 km SSW of Unalaska, Alaska · 16081 days ago · 33 km deep · 18 km away
- 5.0107 km SSW of Unalaska, Alaska · 16078 days ago · 33 km deep · 43 km away
- 4.7Fox Islands, Aleutian Islands, Alaska · 16075 days ago · 33 km deep · 77 km away
- 4.8133 km ESE of Nikolski, Alaska · 16074 days ago · 33 km deep · 13 km away
- 4.5123 km SSW of Unalaska, Alaska · 16073 days ago · 33 km deep · 26 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001pcq. Read Tue, Sep 22, 2026, 11:33 PM UTC.