Alaska earthquakes

M2.6 earthquake 9 km SSW of Adak, Alaska

A magnitude 2.6 earthquake struck 9 km SSW of Adak, Alaska on Fri, Jul 18, 2025, 12:24 PM HADT (21:24 UTC), 81 km (50 mi) below the surface.

A larger quake followed: M4.8 54 km W of Adak, Alaska. This one was a foreshock.

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

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The earthquake

Magnitude
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-07-18 21:24:43 UTC
Depth
80.6 km (50.1 mi), intermediate-depth
Epicenter
51.793° N, 176.673° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.115 · 10 stations
2.1ML, local (Richter)Alaska Earthquake CenterPreliminary

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 6.0 km horizontally, 3.9 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
191°, poorly surrounded by stations
Stations used
15

Nearby

Within 100 km, magnitude 1.5 and up: 190 in the 60 days after this one and 143 in the 30 days before it.

After

  1. 3.086 km ESE of Adak, Alaska · 440 days ago · 35 km deep · 84 km away
  2. 1.654 km WSW of Adak, Alaska · 440 days ago · 24 km deep · 47 km away
  3. 1.891 km SW of Adak, Alaska · 439 days ago · 27 km deep · 84 km away
  4. 1.891 km SW of Adak, Alaska · 439 days ago · 27 km deep · 84 km away
  5. 2.586 km SW of Adak, Alaska · 439 days ago · 35 km deep · 78 km away
  6. 3.848 km S of Adak, Alaska · 438 days ago · 40 km deep · 39 km away · felt by 1
  7. 2.845 km SE of Adak, Alaska · 438 days ago · 48 km deep · 41 km away
  8. 1.659 km SSE of Adak, Alaska · 438 days ago · 24 km deep · 53 km away
  9. 1.653 km S of Adak, Alaska · 438 days ago · 31 km deep · 44 km away
  10. 3.435 km S of Adak, Alaska · 438 days ago · 17 km deep · 28 km away
  11. 1.640 km SSE of Adak, Alaska · 438 days ago · 37 km deep · 35 km away
  12. 1.793 km SW of Adak, Alaska · 438 days ago · 27 km deep · 87 km away
  13. 2.149 km NE of Adak, Alaska · 437 days ago · 139 km deep · 58 km away
  14. 2.757 km NNE of Adak, Alaska · 437 days ago · 228 km deep · 67 km away
  15. 1.753 km S of Adak, Alaska · 436 days ago · 14 km deep · 45 km away
  16. 2.562 km SSW of Adak, Alaska · 435 days ago · 35 km deep · 53 km away
  17. 1.667 km S of Adak, Alaska · 435 days ago · 22 km deep · 58 km away
  18. 2.046 km SW of Adak, Alaska · 435 days ago · 26 km deep · 38 km away
  19. 2.174 km SE of Adak, Alaska · 434 days ago · 22 km deep · 72 km away
  20. 1.872 km WSW of Adak, Alaska · 434 days ago · 74 km deep · 66 km away
  21. 2.574 km SSE of Adak, Alaska · 434 days ago · 35 km deep · 67 km away
  22. 1.8100 km SW of Adak, Alaska · 434 days ago · 27 km deep · 92 km away
  23. 1.653 km W of Adak, Alaska · 433 days ago · 130 km deep · 53 km away
  24. 1.683 km SW of Adak, Alaska · 433 days ago · 32 km deep · 76 km away
  25. 2.080 km ENE of Adak, Alaska · 433 days ago · 163 km deep · 87 km away
  26. 1.942 km NE of Adak, Alaska · 432 days ago · 123 km deep · 50 km away
  27. 3.957 km S of Adak, Alaska · 432 days ago · 35 km deep · 49 km away
  28. 4.083 km W of Adak, Alaska · 432 days ago · 84 km deep · 80 km away
  29. 1.634 km SSE of Adak, Alaska · 432 days ago · 51 km deep · 28 km away
  30. 1.969 km SSE of Adak, Alaska · 432 days ago · 25 km deep · 61 km away
  31. 1.968 km SSE of Adak, Alaska · 432 days ago · 20 km deep · 61 km away
  32. 2.551 km NNE of Adak, Alaska · 432 days ago · 226 km deep · 61 km away
  33. 2.567 km SSE of Adak, Alaska · 432 days ago · 35 km deep · 60 km away
  34. 1.764 km SSE of Adak, Alaska · 431 days ago · 33 km deep · 58 km away
  35. 1.56 km NE of Adak, Alaska · 431 days ago · 8 km deep · 15 km away
  36. 1.583 km WSW of Adak, Alaska · 430 days ago · 67 km deep · 78 km away
  37. 3.865 km SW of Adak, Alaska · 430 days ago · 38 km deep · 57 km away
  38. 2.558 km SW of Adak, Alaska · 430 days ago · 46 km deep · 50 km away
  39. 2.981 km SW of Adak, Alaska · 430 days ago · 47 km deep · 72 km away
  40. 3.182 km SW of Adak, Alaska · 430 days ago · 35 km deep · 74 km away
  41. 3.190 km WSW of Adak, Alaska · 429 days ago · 41 km deep · 84 km away
  42. 1.870 km ENE of Adak, Alaska · 429 days ago · 148 km deep · 78 km away
  43. 1.75 km N of Adak, Alaska · 429 days ago · 7 km deep · 14 km away
  44. 2.565 km SSE of Adak, Alaska · 428 days ago · 35 km deep · 57 km away
  45. 1.968 km SSE of Adak, Alaska · 428 days ago · 21 km deep · 61 km away
  46. 1.656 km SSE of Adak, Alaska · 428 days ago · 24 km deep · 51 km away
  47. 1.813 km W of Adak, Alaska · 427 days ago · -2 km deep · 12 km away
  48. 3.295 km SW of Adak, Alaska · 427 days ago · 35 km deep · 88 km away
  49. 2.672 km ESE of Adak, Alaska · 427 days ago · 35 km deep · 72 km away
  50. 2.042 km S of Adak, Alaska · 427 days ago · 26 km deep · 33 km away
  51. 3.293 km SSE of Adak, Alaska · 426 days ago · 10 km deep · 85 km away
  52. 3.375 km SSE of Adak, Alaska · 425 days ago · 35 km deep · 68 km away
  53. 1.963 km SE of Adak, Alaska · 425 days ago · 24 km deep · 60 km away
  54. 2.658 km ESE of Adak, Alaska · 425 days ago · 44 km deep · 56 km away
  55. 2.577 km SW of Adak, Alaska · 424 days ago · 35 km deep · 69 km away
  56. 2.874 km ENE of Adak, Alaska · 424 days ago · 179 km deep · 81 km away
  57. 1.653 km S of Adak, Alaska · 424 days ago · 22 km deep · 45 km away
  58. 1.660 km SSW of Adak, Alaska · 424 days ago · 31 km deep · 51 km away
  59. 1.791 km SW of Adak, Alaska · 424 days ago · 31 km deep · 83 km away
  60. 1.654 km SSW of Adak, Alaska · 423 days ago · 33 km deep · 45 km away

The first 60 of 190.

Before

  1. 2.570 km SSE of Adak, Alaska · 441 days ago · 35 km deep · 63 km away
  2. 1.940 km NE of Adak, Alaska · 442 days ago · 9 km deep · 49 km away
  3. 1.862 km SSW of Adak, Alaska · 442 days ago · 28 km deep · 53 km away
  4. 1.761 km SSW of Adak, Alaska · 442 days ago · 38 km deep · 52 km away
  5. 2.422 km N of Adak, Alaska · 442 days ago · 189 km deep · 31 km away
  6. 1.882 km SW of Adak, Alaska · 442 days ago · 46 km deep · 76 km away
  7. 2.284 km NE of Adak, Alaska · 442 days ago · 140 km deep · 94 km away
  8. 2.667 km S of Adak, Alaska · 442 days ago · 35 km deep · 59 km away
  9. 1.696 km WSW of Adak, Alaska · 442 days ago · 26 km deep · 89 km away
  10. 2.295 km ESE of Adak, Alaska · 442 days ago · 26 km deep · 96 km away
  11. 3.099 km SW of Atka, Alaska · 442 days ago · 34 km deep · 100 km away
  12. 3.4104 km WSW of Adak, Alaska · 443 days ago · 57 km deep · 98 km away
  13. 2.541 km SW of Adak, Alaska · 443 days ago · 69 km deep · 33 km away
  14. 1.892 km SW of Adak, Alaska · 443 days ago · 30 km deep · 84 km away
  15. 1.919 km SE of Adak, Alaska · 443 days ago · 73 km deep · 16 km away
  16. 3.364 km SSE of Adak, Alaska · 443 days ago · 35 km deep · 57 km away
  17. 2.064 km SSW of Adak, Alaska · 444 days ago · 37 km deep · 55 km away
  18. 1.832 km S of Adak, Alaska · 444 days ago · 38 km deep · 23 km away
  19. 1.661 km SW of Adak, Alaska · 444 days ago · 12 km deep · 54 km away
  20. 2.770 km SE of Adak, Alaska · 444 days ago · 19 km deep · 65 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000r0ki (also filed as ak02595glejd). Read Fri, Oct 2, 2026, 7:42 AM UTC.