Alaska earthquakes

M1.8 earthquake 4 km S of Salcha, Alaska

A magnitude 1.8 earthquake struck 4 km S of Salcha, Alaska on Thu, Sep 25, 2025, 12:49 AM AKDT (08:49 UTC), 6 km (4 mi) below the surface.

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

A larger quake followed: M3.4 0 km WNW of Salcha, Alaska. This one was a foreshock.

Salcha 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-09-25 08:49:16 UTC
Depth
6.0 km (3.7 mi), shallow
Epicenter
64.485° N, 146.915° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 61 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 1.73 km S of Salcha, Alaska · 373 days ago · 1 km deep · 1 km away
  2. 3.40 km WNW of Salcha, Alaska · 372 days ago · 10 km deep · 5 km away · felt by 4
  3. 1.62 km S of Salcha, Alaska · 372 days ago · 0 km deep · 2 km away · felt by 1
  4. 1.63 km S of Salcha, Alaska · 370 days ago · 1 km deep · 1 km away
  5. 2.73 km S of Salcha, Alaska · 370 days ago · 2 km deep · 1 km away · felt by 2
  6. 1.93 km S of Salcha, Alaska · 370 days ago · 9 km deep · 1 km away · felt by 1
  7. 1.64 km SSW of Salcha, Alaska · 369 days ago · 6 km deep · 1 km away
  8. 1.614 km NE of Eielson Air Force Base, Alaska · 369 days ago · 9 km deep · 28 km away
  9. 1.52 km S of Salcha, Alaska · 369 days ago · 1 km deep · 2 km away
  10. 1.92 km NNW of Farmers Loop, Alaska · 367 days ago · 0 km deep · 63 km away
  11. 1.513 km WNW of Two Rivers, Alaska · 364 days ago · 0 km deep · 52 km away
  12. 1.529 km NW of Ester, Alaska · 362 days ago · 6 km deep · 96 km away
  13. 1.63 km S of Salcha, Alaska · 362 days ago · 1 km deep · 2 km away
  14. 2.42 km W of South Van Horn, Alaska · 361 days ago · 14 km deep · 57 km away · felt by 5
  15. 1.53 km S of Salcha, Alaska · 360 days ago · 4 km deep · 1 km away · felt by 1
  16. 1.637 km SW of Harding-Birch Lakes, Alaska · 359 days ago · 7 km deep · 41 km away
  17. 1.511 km N of Ester, Alaska · 359 days ago · 10 km deep · 72 km away
  18. 1.82 km SE of Salcha, Alaska · 359 days ago · 5 km deep · 4 km away
  19. 2.910 km ENE of Moose Creek, Alaska · 358 days ago · 9 km deep · 30 km away · felt by 4
  20. 2.110 km ENE of Moose Creek, Alaska · 358 days ago · 3 km deep · 31 km away
  21. 2.224 km WSW of Harding-Birch Lakes, Alaska · 355 days ago · 9 km deep · 24 km away
  22. 1.848 km SW of Harding-Birch Lakes, Alaska · 355 days ago · 34 km deep · 52 km away
  23. 1.58 km NE of Fox, Alaska · 354 days ago · 0 km deep · 64 km away
  24. 1.63 km S of Salcha, Alaska · 352 days ago · 1 km deep · 1 km away
  25. 1.88 km N of North Pole, Alaska · 348 days ago · 0 km deep · 44 km away
  26. 1.94 km NNE of Badger, Alaska · 348 days ago · 15 km deep · 48 km away · felt by 2
  27. 3.15 km WNW of Salcha, Alaska · 347 days ago · 4 km deep · 8 km away · felt by 9
  28. 1.747 km ENE of Healy, Alaska · 347 days ago · 101 km deep · 76 km away
  29. 2.64 km NE of Harding-Birch Lakes, Alaska · 346 days ago · 4 km deep · 21 km away
  30. 1.73 km S of Salcha, Alaska · 344 days ago · 0 km deep · 1 km away
  31. 1.54 km SSE of Salcha, Alaska · 344 days ago · 9 km deep · 2 km away
  32. 1.530 km NE of Four Mile Road, Alaska · 343 days ago · 4 km deep · 95 km away
  33. 1.641 km WSW of Harding-Birch Lakes, Alaska · 342 days ago · 8 km deep · 39 km away
  34. 2.029 km ENE of Healy, Alaska · 341 days ago · 18 km deep · 92 km away
  35. 3.342 km E of Denali Park, Alaska · 338 days ago · 5 km deep · 96 km away · felt by 1
  36. 1.817 km WSW of Salcha, Alaska · 338 days ago · 15 km deep · 15 km away
  37. 1.753 km WSW of Salcha, Alaska · 338 days ago · 10 km deep · 51 km away
  38. 1.642 km SW of Whitestone, Alaska · 336 days ago · 17 km deep · 64 km away
  39. 2.014 km E of Fox, Alaska · 336 days ago · 0 km deep · 56 km away
  40. 2.77 km SSE of Eielson Air Force Base, Alaska · 336 days ago · 10 km deep · 13 km away
  41. 1.728 km E of Healy, Alaska · 334 days ago · 5 km deep · 98 km away
  42. 1.533 km WNW of Ester, Alaska · 333 days ago · 12 km deep · 98 km away
  43. 1.57 km NE of Fox, Alaska · 333 days ago · 0 km deep · 64 km away
  44. 3.24 km SE of Salcha, Alaska · 331 days ago · 10 km deep · 4 km away · felt by 16
  45. 1.67 km ENE of Fox, Alaska · 330 days ago · 0 km deep · 61 km away
  46. 1.512 km ENE of Fox, Alaska · 329 days ago · 6 km deep · 61 km away
  47. 1.73 km SW of Fort Greely, Alaska · 329 days ago · 19 km deep · 88 km away
  48. 1.68 km NE of Fox, Alaska · 326 days ago · 0 km deep · 64 km away
  49. 1.64 km S of Salcha, Alaska · 325 days ago · 0 km deep · 1 km away
  50. 3.11 km S of Salcha, Alaska · 324 days ago · 4 km deep · 3 km away · felt by 17
  51. 1.83 km S of Salcha, Alaska · 324 days ago · 7 km deep · 1 km away
  52. 1.52 km S of Salcha, Alaska · 324 days ago · 0 km deep · 2 km away
  53. 1.62 km SE of Salcha, Alaska · 324 days ago · 9 km deep · 3 km away
  54. 1.53 km S of Salcha, Alaska · 324 days ago · 6 km deep · 1 km away
  55. 1.819 km SW of Salcha, Alaska · 323 days ago · 8 km deep · 16 km away
  56. 1.523 km SW of Salcha, Alaska · 323 days ago · 3 km deep · 21 km away
  57. 1.512 km E of Fox, Alaska · 321 days ago · 3 km deep · 56 km away
  58. 2.44 km E of Eielson Air Force Base, Alaska · 321 days ago · 14 km deep · 20 km away
  59. 1.610 km ENE of Fox, Alaska · 320 days ago · 5 km deep · 63 km away
  60. 1.79 km ENE of Fox, Alaska · 319 days ago · 0 km deep · 61 km away

The first 60 of 61.

Before

  1. 2.03 km S of Salcha, Alaska · 373 days ago · 2 km deep · 1 km away · felt by 1
  2. 1.93 km S of Salcha, Alaska · 373 days ago · 0 km deep · 1 km away · felt by 1
  3. 2.43 km S of Salcha, Alaska · 373 days ago · 2 km deep · 1 km away · felt by 2
  4. 1.511 km ENE of Fox, Alaska · 373 days ago · 5 km deep · 61 km away
  5. 3.01 km S of Salcha, Alaska · 373 days ago · 7 km deep · 3 km away · felt by 9
  6. 1.534 km S of South Van Horn, Alaska · 375 days ago · 13 km deep · 42 km away
  7. 2.171 km SSW of Harding-Birch Lakes, Alaska · 378 days ago · 7 km deep · 80 km away
  8. 1.752 km E of Clear, Alaska · 381 days ago · 4 km deep · 64 km away
  9. 1.61 km W of Farmers Loop, Alaska · 386 days ago · 0 km deep · 61 km away
  10. 1.747 km SSW of South Van Horn, Alaska · 387 days ago · 13 km deep · 60 km away
  11. 1.53 km S of Salcha, Alaska · 393 days ago · 6 km deep · 1 km away
  12. 1.531 km NE of Four Mile Road, Alaska · 397 days ago · 8 km deep · 96 km away
  13. 2.258 km WSW of Harding-Birch Lakes, Alaska · 398 days ago · 10 km deep · 56 km away
  14. 1.627 km E of Anderson, Alaska · 399 days ago · 5 km deep · 83 km away
  15. 1.627 km NNE of Four Mile Road, Alaska · 400 days ago · 11 km deep · 100 km away
  16. 1.74 km NNW of Badger, Alaska · 401 days ago · 6 km deep · 50 km away · felt by 20

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025cbd30j8. Read Fri, Oct 2, 2026, 9:52 PM UTC.