Alaska earthquakes

M2.9 earthquake 42 km S of Adak, Alaska

A magnitude 2.9 earthquake struck 42 km S of Adak, Alaska on Wed, Nov 2, 2022, 3:47 AM HADT (12:47 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.1 57 km SE 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
2.9 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-11-02 12:47:39 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.492° N, 176.664° 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
2.9ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.105 · 12 stations
2.5ML, 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 3.9 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
204°, poorly surrounded by stations
Stations used
27

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 108 in the 30 days before it.

After

  1. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1433 days ago · 31 km deep · 35 km away
  2. 2.190 km SSE of Adak, Alaska · 1433 days ago · 15 km deep · 54 km away
  3. 1.97 km ESE of Adak, Alaska · 1432 days ago · 71 km deep · 40 km away
  4. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1432 days ago · 3 km deep · 94 km away
  5. 1.842 km SSE of Adak, Alaska · 1432 days ago · 33 km deep · 22 km away
  6. 2.955 km SSW of Adak, Alaska · 1432 days ago · 35 km deep · 19 km away
  7. 1.984 km SW of Adak, Alaska · 1431 days ago · 37 km deep · 67 km away
  8. 1.745 km WSW of Adak, Alaska · 1431 days ago · 80 km deep · 45 km away
  9. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1431 days ago · 142 km deep · 87 km away
  10. 1.650 km S of Adak, Alaska · 1431 days ago · 23 km deep · 10 km away
  11. 1.956 km S of Adak, Alaska · 1430 days ago · 24 km deep · 15 km away
  12. 3.032 km ESE of Adak, Alaska · 1430 days ago · 79 km deep · 47 km away
  13. 1.989 km W of Adak, Alaska · 1430 days ago · 5 km deep · 96 km away
  14. 1.851 km S of Adak, Alaska · 1429 days ago · 1 km deep · 9 km away
  15. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1429 days ago · 167 km deep · 77 km away
  16. 5.157 km SE of Adak, Alaska · 1429 days ago · 49 km deep · 48 km away · felt by 3 · tsunami flag
  17. 2.1Andreanof Islands, Aleutian Islands, Alaska · 1429 days ago · 22 km deep · 48 km away
  18. 3.0Andreanof Islands, Aleutian Islands, Alaska · 1429 days ago · 35 km deep · 49 km away
  19. 1.690 km W of Adak, Alaska · 1429 days ago · 6 km deep · 98 km away
  20. 2.025 km SW of Adak, Alaska · 1429 days ago · 67 km deep · 25 km away
  21. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1428 days ago · 51 km deep · 19 km away
  22. 1.982 km SW of Adak, Alaska · 1428 days ago · 26 km deep · 63 km away
  23. 3.959 km ESE of Adak, Alaska · 1428 days ago · 68 km deep · 65 km away
  24. 1.620 km S of Adak, Alaska · 1428 days ago · 68 km deep · 22 km away
  25. 4.197 km ESE of Adak, Alaska · 1427 days ago · 35 km deep · 95 km away
  26. 4.293 km ESE of Adak, Alaska · 1427 days ago · 47 km deep · 93 km away
  27. 1.792 km ESE of Adak, Alaska · 1427 days ago · 44 km deep · 90 km away
  28. 2.093 km ESE of Adak, Alaska · 1427 days ago · 44 km deep · 93 km away
  29. 2.298 km WSW of Adak, Alaska · 1427 days ago · 21 km deep · 87 km away
  30. 2.2106 km WSW of Adak, Alaska · 1426 days ago · 37 km deep · 92 km away
  31. 2.286 km SW of Adak, Alaska · 1426 days ago · 52 km deep · 64 km away
  32. 4.0112 km SW of Adak, Alaska · 1426 days ago · 35 km deep · 90 km away
  33. 3.074 km SSE of Adak, Alaska · 1425 days ago · 41 km deep · 47 km away
  34. 2.957 km ESE of Adak, Alaska · 1425 days ago · 35 km deep · 54 km away
  35. 2.386 km WSW of Adak, Alaska · 1423 days ago · 32 km deep · 72 km away
  36. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1423 days ago · 81 km deep · 44 km away
  37. 2.145 km E of Adak, Alaska · 1423 days ago · 79 km deep · 64 km away
  38. 2.759 km SSE of Adak, Alaska · 1422 days ago · 35 km deep · 25 km away
  39. 2.067 km SE of Adak, Alaska · 1422 days ago · 26 km deep · 52 km away
  40. 1.751 km S of Adak, Alaska · 1422 days ago · 24 km deep · 9 km away
  41. 1.973 km SSW of Adak, Alaska · 1422 days ago · 21 km deep · 38 km away
  42. 2.290 km W of Adak, Alaska · 1422 days ago · 96 km deep · 99 km away
  43. 2.169 km ESE of Adak, Alaska · 1422 days ago · 24 km deep · 61 km away
  44. 1.820 km S of Adak, Alaska · 1422 days ago · 78 km deep · 23 km away
  45. 2.088 km WSW of Atka, Alaska · 1421 days ago · 71 km deep · 99 km away
  46. 2.583 km WSW of Adak, Alaska · 1421 days ago · 72 km deep · 75 km away
  47. 2.058 km S of Adak, Alaska · 1421 days ago · 55 km deep · 16 km away
  48. 1.540 km S of Adak, Alaska · 1421 days ago · 10 km deep · 8 km away
  49. 1.689 km W of Adak, Alaska · 1421 days ago · 5 km deep · 96 km away
  50. 1.691 km W of Adak, Alaska · 1421 days ago · 4 km deep · 98 km away
  51. 3.886 km WSW of Adak, Alaska · 1421 days ago · 116 km deep · 82 km away
  52. 1.547 km SE of Adak, Alaska · 1421 days ago · 24 km deep · 34 km away
  53. 1.891 km W of Adak, Alaska · 1421 days ago · 4 km deep · 98 km away
  54. 2.2102 km SE of Adak, Alaska · 1421 days ago · 25 km deep · 88 km away
  55. 2.296 km WSW of Adak, Alaska · 1420 days ago · 21 km deep · 84 km away
  56. 1.971 km SE of Adak, Alaska · 1420 days ago · 19 km deep · 56 km away
  57. 3.3128 km SSW of Adak, Alaska · 1420 days ago · 22 km deep · 95 km away
  58. 2.2Andreanof Islands, Aleutian Islands, Alaska · 1420 days ago · 13 km deep · 97 km away
  59. 2.5111 km SW of Adak, Alaska · 1420 days ago · 35 km deep · 87 km away
  60. 1.749 km SSW of Adak, Alaska · 1420 days ago · 25 km deep · 17 km away

The first 60 of at least 200.

Before

  1. 2.563 km E of Adak, Alaska · 1433 days ago · 90 km deep · 84 km away
  2. 4.090 km ESE of Adak, Alaska · 1433 days ago · 46 km deep · 92 km away
  3. 1.860 km SE of Adak, Alaska · 1434 days ago · 24 km deep · 45 km away
  4. 1.972 km SSW of Adak, Alaska · 1434 days ago · 29 km deep · 36 km away
  5. 1.824 km E of Adak, Alaska · 1434 days ago · 74 km deep · 47 km away
  6. 1.777 km SW of Adak, Alaska · 1435 days ago · 15 km deep · 61 km away
  7. 1.5100 km WSW of Adak, Alaska · 1435 days ago · 38 km deep · 85 km away
  8. 2.683 km ESE of Adak, Alaska · 1435 days ago · 52 km deep · 84 km away
  9. 1.888 km SW of Adak, Alaska · 1435 days ago · 26 km deep · 72 km away
  10. 1.9103 km WSW of Adak, Alaska · 1436 days ago · 70 km deep · 96 km away
  11. 2.663 km SSW of Adak, Alaska · 1436 days ago · 35 km deep · 31 km away
  12. 1.858 km SSE of Adak, Alaska · 1436 days ago · 3 km deep · 30 km away
  13. 3.083 km SSE of Adak, Alaska · 1436 days ago · 10 km deep · 49 km away
  14. 1.892 km WSW of Adak, Alaska · 1437 days ago · 17 km deep · 77 km away
  15. 1.887 km SW of Adak, Alaska · 1437 days ago · 25 km deep · 71 km away
  16. 3.191 km SW of Adak, Alaska · 1437 days ago · 35 km deep · 74 km away
  17. 2.1100 km WSW of Adak, Alaska · 1437 days ago · 13 km deep · 88 km away
  18. 2.5Andreanof Islands, Aleutian Islands, Alaska · 1437 days ago · 35 km deep · 4 km away
  19. 1.991 km W of Adak, Alaska · 1439 days ago · 10 km deep · 97 km away
  20. 1.681 km WSW of Adak, Alaska · 1439 days ago · 38 km deep · 67 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000iqtw (also filed as ak022e29vk2t). Read Mon, Oct 5, 2026, 8:11 AM UTC.