Alaska earthquakes

M4.6 earthquake 76 km S of Nikolski, Alaska

A magnitude 4.6 earthquake struck 76 km S of Nikolski, Alaska on Fri, Jun 4, 1982, 12:25 AM GMT-9 (09:25 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M4.7 80 km SSE of Nikolski, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
4.6 (mb), light
Local time
UTC
1982-06-04 09:25:56 UTC
Depth
33.0 km (20.5 mi), shallow
Epicenter
52.259° N, 168.749° 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 1.6 and up: 11 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.568 km S of Nikolski, Alaska · 16182 days ago · 33 km deep · 9 km away
  2. 4.780 km SSE of Nikolski, Alaska · 16182 days ago · 33 km deep · 11 km away
  3. 4.766 km S of Nikolski, Alaska · 16181 days ago · 33 km deep · 12 km away
  4. 5.284 km SSE of Nikolski, Alaska · 16180 days ago · 33 km deep · 12 km away
  5. 4.4104 km SSE of Nikolski, Alaska · 16178 days ago · 33 km deep · 32 km away
  6. 4.479 km S of Nikolski, Alaska · 16136 days ago · 33 km deep · 4 km away
  7. 5.075 km S of Nikolski, Alaska · 16136 days ago · 33 km deep · 1 km away
  8. 4.976 km SW of Nikolski, Alaska · 16134 days ago · 33 km deep · 61 km away
  9. 4.483 km SSW of Nikolski, Alaska · 16128 days ago · 33 km deep · 50 km away
  10. 4.690 km SSW of Nikolski, Alaska · 16128 days ago · 33 km deep · 35 km away
  11. 5.090 km SSW of Nikolski, Alaska · 16128 days ago · 33 km deep · 44 km away

Before

  1. 4.7104 km SSE of Nikolski, Alaska · 16182 days ago · 33 km deep · 32 km away
  2. 5.381 km S of Nikolski, Alaska · 16182 days ago · 33 km deep · 9 km away
  3. 4.5122 km SSW of Nikolski, Alaska · 16187 days ago · 33 km deep · 80 km away
  4. 3.8101 km SSW of Nikolski, Alaska · 16204 days ago · 33 km deep · 48 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001mpd. Read Wed, Sep 23, 2026, 2:54 AM UTC.