Alaska earthquakes

M3.8 earthquake 58 km WSW of Nikolski, Alaska

A magnitude 3.8 earthquake struck 58 km WSW of Nikolski, Alaska on Wed, Sep 3, 2025, 5:06 PM AKDT (01:06 UTC), 46 km (29 mi) below the surface.

A larger quake followed: M5.4 81 km SSW 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
3.8 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-09-04 01:06:14 UTC
Depth
46.0 km (28.6 mi), shallow
Epicenter
52.790° N, 169.699° 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.

Location uncertainty
About 9.7 km horizontally, 7.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
170°
Stations used
34

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 22 in the 60 days after this one and 26 in the 30 days before it.

After

  1. 3.880 km SSW of Nikolski, Alaska · 395 days ago · 35 km deep · 57 km away
  2. 5.294 km SSW of Nikolski, Alaska · 394 days ago · 35 km deep · 68 km away · tsunami flag
  3. 5.292 km SSW of Nikolski, Alaska · 394 days ago · 35 km deep · 70 km away · felt by 1 · tsunami flag
  4. 3.584 km SSW of Nikolski, Alaska · 394 days ago · 35 km deep · 65 km away
  5. 3.237 km SSE of Nikolski, Alaska · 394 days ago · 37 km deep · 76 km away
  6. 3.793 km WSW of Nikolski, Alaska · 392 days ago · 63 km deep · 38 km away
  7. 3.764 km WSW of Nikolski, Alaska · 392 days ago · 52 km deep · 10 km away
  8. 5.481 km SSW of Nikolski, Alaska · 392 days ago · 38 km deep · 54 km away · tsunami flag
  9. 4.487 km SW of Nikolski, Alaska · 392 days ago · 35 km deep · 54 km away
  10. 3.838 km NNE of Nikolski, Alaska · 388 days ago · 94 km deep · 89 km away
  11. 3.333 km ESE of Nikolski, Alaska · 384 days ago · 52 km deep · 90 km away
  12. 2.055 km SW of Nikolski, Alaska · 379 days ago · 13 km deep · 20 km away
  13. 3.666 km SW of Nikolski, Alaska · 378 days ago · 35 km deep · 28 km away
  14. 2.857 km SW of Nikolski, Alaska · 370 days ago · 10 km deep · 33 km away
  15. 1.861 km WSW of Nikolski, Alaska · 365 days ago · 8 km deep · 5 km away
  16. 1.662 km WSW of Nikolski, Alaska · 365 days ago · 10 km deep · 4 km away
  17. 1.659 km W of Nikolski, Alaska · 365 days ago · 7 km deep · 7 km away
  18. 1.775 km WSW of Nikolski, Alaska · 358 days ago · 8 km deep · 17 km away
  19. 2.085 km WSW of Nikolski, Alaska · 351 days ago · 8 km deep · 30 km away
  20. 4.4102 km SSW of Nikolski, Alaska · 349 days ago · 10 km deep · 82 km away
  21. 1.571 km WSW of Nikolski, Alaska · 342 days ago · 10 km deep · 13 km away
  22. 1.955 km W of Nikolski, Alaska · 335 days ago · -1 km deep · 22 km away

Before

  1. 4.6100 km SSW of Nikolski, Alaska · 395 days ago · 35 km deep · 76 km away
  2. 3.773 km SW of Nikolski, Alaska · 395 days ago · 39 km deep · 42 km away
  3. 4.492 km SSW of Nikolski, Alaska · 395 days ago · 10 km deep · 67 km away
  4. 5.992 km SSW of Nikolski, Alaska · 395 days ago · 18 km deep · 66 km away · felt by 1 · tsunami flag
  5. 4.2114 km SW of Nikolski, Alaska · 395 days ago · 26 km deep · 74 km away
  6. 1.935 km ESE of Nikolski, Alaska · 396 days ago · 61 km deep · 89 km away
  7. 3.197 km NW of Nikolski, Alaska · 397 days ago · 156 km deep · 81 km away
  8. 4.1132 km SSW of Nikolski, Alaska · 399 days ago · 17 km deep · 97 km away
  9. 2.145 km SW of Nikolski, Alaska · 401 days ago · 19 km deep · 22 km away
  10. 2.7126 km SW of Nikolski, Alaska · 402 days ago · 35 km deep · 79 km away
  11. 2.758 km S of Nikolski, Alaska · 402 days ago · 35 km deep · 65 km away
  12. 2.850 km N of Nikolski, Alaska · 402 days ago · 17 km deep · 86 km away
  13. 2.9129 km WSW of Nikolski, Alaska · 404 days ago · 33 km deep · 71 km away
  14. 2.8106 km S of Nikolski, Alaska · 406 days ago · 10 km deep · 96 km away
  15. 1.872 km SSW of Nikolski, Alaska · 409 days ago · 26 km deep · 64 km away
  16. 1.916 km ENE of Nikolski, Alaska · 409 days ago · 31 km deep · 75 km away
  17. 2.88 km NE of Nikolski, Alaska · 411 days ago · 74 km deep · 67 km away
  18. 2.0118 km SSW of Nikolski, Alaska · 412 days ago · 14 km deep · 91 km away
  19. 2.6120 km SSW of Nikolski, Alaska · 413 days ago · 23 km deep · 93 km away
  20. 2.6126 km SW of Nikolski, Alaska · 414 days ago · 26 km deep · 76 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000rd6w. Read Sat, Oct 3, 2026, 1:51 PM UTC.