Alaska earthquakes

M2.8 earthquake 57 km NE of Adak, Alaska

A magnitude 2.8 earthquake struck 57 km NE of Adak, Alaska on Sun, Jul 24, 2022, 6:38 AM HADT (15:38 UTC), 189 km (117 mi) below the surface.

A larger quake followed: M4.7 21 km SSW 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
2.8 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-07-24 15:38:48 UTC
Depth
189.0 km (117.4 mi), intermediate-depth
Epicenter
52.220° N, 176.006° 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
2.8ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.128 · 8 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 16.6 km horizontally, 4.1 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
165°
Stations used
18

Nearby

Within 100 km, magnitude 1.5 and up: 148 in the 60 days after this one and 149 in the 30 days before it.

After

  1. 2.064 km SE of Adak, Alaska · 1529 days ago · 26 km deep · 84 km away
  2. 2.853 km SE of Adak, Alaska · 1529 days ago · 45 km deep · 81 km away
  3. 1.748 km E of Adak, Alaska · 1528 days ago · 127 km deep · 32 km away
  4. 1.886 km NE of Adak, Alaska · 1528 days ago · 157 km deep · 34 km away
  5. 1.738 km SE of Adak, Alaska · 1528 days ago · 56 km deep · 64 km away
  6. 2.043 km ENE of Adak, Alaska · 1527 days ago · 123 km deep · 29 km away
  7. 2.854 km WSW of Atka, Alaska · 1527 days ago · 88 km deep · 85 km away
  8. 3.427 km SSE of Adak, Alaska · 1526 days ago · 72 km deep · 75 km away
  9. 2.153 km E of Adak, Alaska · 1526 days ago · 120 km deep · 45 km away
  10. 2.793 km ESE of Adak, Alaska · 1526 days ago · 49 km deep · 83 km away
  11. 2.770 km SE of Adak, Alaska · 1526 days ago · 34 km deep · 79 km away
  12. 1.662 km SW of Atka, Alaska · 1525 days ago · 44 km deep · 83 km away
  13. 3.485 km WSW of Atka, Alaska · 1524 days ago · 69 km deep · 61 km away
  14. 3.548 km SSE of Adak, Alaska · 1523 days ago · 35 km deep · 83 km away
  15. 1.680 km ESE of Adak, Alaska · 1523 days ago · 22 km deep · 84 km away
  16. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1523 days ago · 21 km deep · 85 km away
  17. 2.229 km ENE of Adak, Alaska · 1522 days ago · 87 km deep · 30 km away
  18. 1.614 km WSW of Adak, Alaska · 1522 days ago · 89 km deep · 71 km away
  19. 1.663 km ESE of Adak, Alaska · 1521 days ago · 35 km deep · 71 km away
  20. 1.854 km SE of Adak, Alaska · 1520 days ago · 29 km deep · 83 km away
  21. 1.880 km ENE of Adak, Alaska · 1520 days ago · 13 km deep · 37 km away
  22. 3.067 km SE of Adak, Alaska · 1520 days ago · 35 km deep · 94 km away
  23. 1.873 km SE of Adak, Alaska · 1518 days ago · 26 km deep · 93 km away
  24. 2.855 km NW of Atka, Alaska · 1517 days ago · 214 km deep · 90 km away
  25. 4.186 km NNE of Adak, Alaska · 1517 days ago · 225 km deep · 41 km away
  26. 1.551 km ENE of Adak, Alaska · 1516 days ago · 151 km deep · 16 km away
  27. 1.712 km SSE of Adak, Alaska · 1516 days ago · 192 km deep · 61 km away
  28. 2.572 km E of Adak, Alaska · 1515 days ago · 99 km deep · 42 km away
  29. 1.941 km SW of Atka, Alaska · 1515 days ago · 202 km deep · 93 km away
  30. 2.069 km ENE of Adak, Alaska · 1514 days ago · 160 km deep · 25 km away
  31. 2.745 km SSE of Adak, Alaska · 1514 days ago · 37 km deep · 82 km away
  32. 1.936 km WSW of Atka, Alaska · 1514 days ago · 90 km deep · 91 km away
  33. 1.767 km SE of Adak, Alaska · 1513 days ago · 24 km deep · 86 km away
  34. 1.864 km SW of Atka, Alaska · 1513 days ago · 21 km deep · 95 km away
  35. 3.399 km SW of Atka, Alaska · 1513 days ago · 35 km deep · 93 km away
  36. 3.269 km SSE of Adak, Alaska · 1513 days ago · 35 km deep · 98 km away
  37. 1.698 km ESE of Adak, Alaska · 1513 days ago · 50 km deep · 88 km away
  38. 1.664 km SE of Adak, Alaska · 1513 days ago · 22 km deep · 92 km away
  39. 3.351 km SE of Adak, Alaska · 1512 days ago · 35 km deep · 78 km away
  40. 3.165 km SE of Adak, Alaska · 1512 days ago · 34 km deep · 91 km away
  41. 1.764 km SE of Adak, Alaska · 1512 days ago · 26 km deep · 90 km away
  42. 3.456 km ENE of Adak, Alaska · 1512 days ago · 153 km deep · 13 km away
  43. 1.524 km SSW of Adak, Alaska · 1512 days ago · 66 km deep · 80 km away
  44. 1.64 km NNW of Adak, Alaska · 1512 days ago · 153 km deep · 56 km away
  45. 1.639 km E of Adak, Alaska · 1511 days ago · 72 km deep · 42 km away
  46. 2.069 km NE of Adak, Alaska · 1511 days ago · 202 km deep · 13 km away
  47. 1.560 km SE of Adak, Alaska · 1511 days ago · 26 km deep · 86 km away
  48. 3.168 km SW of Atka, Alaska · 1510 days ago · 43 km deep · 94 km away
  49. 1.864 km SE of Adak, Alaska · 1510 days ago · 27 km deep · 89 km away
  50. 1.544 km W of Atka, Alaska · 1510 days ago · 24 km deep · 79 km away
  51. 3.263 km WNW of Atka, Alaska · 1510 days ago · 259 km deep · 73 km away
  52. 1.744 km ENE of Adak, Alaska · 1509 days ago · 147 km deep · 22 km away
  53. 1.785 km SE of Adak, Alaska · 1508 days ago · 25 km deep · 94 km away
  54. 2.9Andreanof Islands, Aleutian Islands, Alaska · 1508 days ago · 159 km deep · 68 km away
  55. 1.513 km NNW of Adak, Alaska · 1507 days ago · 173 km deep · 56 km away
  56. 1.765 km SSE of Adak, Alaska · 1507 days ago · 26 km deep · 93 km away
  57. 1.643 km SE of Adak, Alaska · 1507 days ago · 52 km deep · 63 km away
  58. 2.650 km E of Adak, Alaska · 1507 days ago · 133 km deep · 32 km away
  59. 1.880 km E of Adak, Alaska · 1506 days ago · 21 km deep · 43 km away
  60. 3.174 km ENE of Adak, Alaska · 1506 days ago · 188 km deep · 24 km away

The first 60 of 148.

Before

  1. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1530 days ago · 30 km deep · 85 km away
  2. 2.945 km SSE of Adak, Alaska · 1530 days ago · 36 km deep · 83 km away
  3. 1.546 km W of Atka, Alaska · 1531 days ago · 13 km deep · 79 km away
  4. 1.648 km W of Atka, Alaska · 1531 days ago · 24 km deep · 75 km away
  5. 2.753 km E of Adak, Alaska · 1531 days ago · 78 km deep · 36 km away
  6. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1531 days ago · 65 km deep · 48 km away
  7. 1.928 km ENE of Adak, Alaska · 1531 days ago · 211 km deep · 32 km away
  8. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1532 days ago · 224 km deep · 28 km away
  9. 1.683 km E of Adak, Alaska · 1532 days ago · 137 km deep · 44 km away
  10. 1.664 km ENE of Adak, Alaska · 1532 days ago · 101 km deep · 31 km away
  11. 1.631 km W of Atka, Alaska · 1532 days ago · 83 km deep · 92 km away
  12. 1.848 km W of Atka, Alaska · 1532 days ago · 82 km deep · 74 km away
  13. 1.972 km WSW of Atka, Alaska · 1532 days ago · 146 km deep · 58 km away
  14. 1.676 km SE of Adak, Alaska · 1532 days ago · 22 km deep · 90 km away
  15. 1.764 km SE of Adak, Alaska · 1533 days ago · 26 km deep · 83 km away
  16. 2.653 km E of Adak, Alaska · 1533 days ago · 211 km deep · 31 km away
  17. 3.329 km SSE of Adak, Alaska · 1533 days ago · 52 km deep · 70 km away
  18. 3.764 km ESE of Adak, Alaska · 1533 days ago · 35 km deep · 72 km away
  19. 2.547 km W of Atka, Alaska · 1533 days ago · 17 km deep · 77 km away
  20. 1.843 km W of Atka, Alaska · 1534 days ago · 25 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ihz3 (also filed as ak0229fabwe0). Read Thu, Oct 1, 2026, 5:54 AM UTC.