Alaska earthquakes

M2.3 earthquake 106 km E of Chignik, Alaska

A magnitude 2.3 earthquake struck 106 km E of Chignik, Alaska on Thu, Oct 2, 2025, 11:21 PM AKDT (07:21 UTC), 54 km (34 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M4.3 120 km E of Chignik, Alaska. This one was a foreshock.

Naknek forecastMore in Alaska

Map

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

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The earthquake

Magnitude
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-10-03 07:21:13 UTC
Depth
54.1 km (33.6 mi), shallow
Epicenter
56.411° N, 156.700° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
9

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 27 in the 30 days before it.

After

  1. 3.1112 km E of Chignik, Alaska · 359 days ago · 37 km deep · 10 km away
  2. 2.557 km SE of Ugashik, Alaska · 359 days ago · 0 km deep · 78 km away
  3. 2.239 km SSE of Ugashik, Alaska · 358 days ago · 35 km deep · 90 km away
  4. 2.653 km ESE of Chignik, Alaska · 358 days ago · 70 km deep · 62 km away
  5. 2.9112 km E of Chignik, Alaska · 349 days ago · 35 km deep · 10 km away
  6. 2.1103 km E of Chignik, Alaska · 340 days ago · 63 km deep · 27 km away
  7. 2.5101 km W of Akhiok, Alaska · 333 days ago · 0 km deep · 82 km away
  8. 2.391 km SW of Karluk, Alaska · 333 days ago · 11 km deep · 99 km away
  9. 1.953 km SSE of Ugashik, Alaska · 331 days ago · 33 km deep · 78 km away
  10. 2.5108 km E of Chignik, Alaska · 327 days ago · 13 km deep · 5 km away
  11. 2.338 km SE of Ugashik, Alaska · 327 days ago · 10 km deep · 93 km away
  12. 2.133 km SSE of Ugashik, Alaska · 327 days ago · 21 km deep · 97 km away
  13. 2.563 km ESE of Ugashik, Alaska · 325 days ago · 14 km deep · 91 km away
  14. 2.577 km SW of Akhiok, Alaska · 323 days ago · 9 km deep · 99 km away
  15. 2.6109 km E of Chignik, Alaska · 322 days ago · 11 km deep · 7 km away
  16. 1.9101 km W of Akhiok, Alaska · 322 days ago · 131 km deep · 85 km away
  17. 2.286 km W of Akhiok, Alaska · 322 days ago · 16 km deep · 83 km away
  18. 2.198 km W of Akhiok, Alaska · 322 days ago · 22 km deep · 80 km away
  19. 2.493 km W of Akhiok, Alaska · 322 days ago · 10 km deep · 82 km away
  20. 2.4102 km W of Akhiok, Alaska · 318 days ago · 9 km deep · 70 km away
  21. 3.393 km WSW of Karluk, Alaska · 317 days ago · 13 km deep · 97 km away
  22. 3.9122 km SW of Akhiok, Alaska · 314 days ago · 55 km deep · 61 km away
  23. 2.561 km SSW of Ugashik, Alaska · 314 days ago · 3 km deep · 90 km away
  24. 2.173 km ESE of Ugashik, Alaska · 313 days ago · 3 km deep · 92 km away
  25. 4.3120 km E of Chignik, Alaska · 313 days ago · 31 km deep · 21 km away
  26. 2.382 km SE of Chignik, Alaska · 312 days ago · 7 km deep · 94 km away
  27. 2.2114 km WSW of Akhiok, Alaska · 311 days ago · 16 km deep · 52 km away
  28. 2.385 km W of Akhiok, Alaska · 309 days ago · 16 km deep · 85 km away
  29. 2.380 km W of Akhiok, Alaska · 309 days ago · 70 km deep · 92 km away
  30. 2.9105 km SSE of Ugashik, Alaska · 309 days ago · 43 km deep · 36 km away · felt by 1
  31. 2.256 km SE of Ugashik, Alaska · 308 days ago · 6 km deep · 79 km away
  32. 2.583 km ENE of Chignik, Alaska · 305 days ago · 75 km deep · 43 km away
  33. 2.8117 km E of Chignik, Alaska · 304 days ago · 20 km deep · 12 km away

Before

  1. 2.992 km ESE of Chignik, Alaska · 365 days ago · 76 km deep · 63 km away
  2. 1.778 km ESE of Ugashik, Alaska · 365 days ago · 21 km deep · 93 km away
  3. 2.544 km S of Ugashik, Alaska · 366 days ago · 3 km deep · 91 km away
  4. 1.629 km NNE of Chignik, Alaska · 366 days ago · 85 km deep · 97 km away
  5. 2.064 km SSE of Ugashik, Alaska · 367 days ago · 14 km deep · 69 km away
  6. 1.844 km SE of Ugashik, Alaska · 367 days ago · 8 km deep · 89 km away
  7. 1.947 km SE of Ugashik, Alaska · 367 days ago · 7 km deep · 87 km away
  8. 2.036 km SE of Ugashik, Alaska · 367 days ago · 15 km deep · 95 km away
  9. 2.452 km SSE of Ugashik, Alaska · 370 days ago · 2 km deep · 79 km away
  10. 3.3114 km E of Chignik, Alaska · 371 days ago · 10 km deep · 9 km away
  11. 2.3116 km E of Chignik, Alaska · 371 days ago · 15 km deep · 13 km away
  12. 2.274 km S of Ugashik, Alaska · 372 days ago · 124 km deep · 73 km away
  13. 2.172 km SSW of Ugashik, Alaska · 373 days ago · 112 km deep · 84 km away
  14. 2.7127 km E of Chignik, Alaska · 373 days ago · 50 km deep · 22 km away
  15. 2.6129 km E of Chignik, Alaska · 373 days ago · 50 km deep · 23 km away
  16. 3.1128 km E of Chignik, Alaska · 373 days ago · 50 km deep · 22 km away
  17. 4.6114 km E of Chignik, Alaska · 373 days ago · 45 km deep · 11 km away · felt by 2
  18. 1.871 km SSW of Ugashik, Alaska · 373 days ago · 3 km deep · 90 km away
  19. 2.146 km SE of Ugashik, Alaska · 377 days ago · 6 km deep · 87 km away
  20. 2.344 km SSW of Ugashik, Alaska · 377 days ago · 5 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025cokmcl8. Read Fri, Oct 2, 2026, 3:41 AM UTC.