Alaska earthquakes

M3.0 earthquake 67 km SE of Adak, Alaska

A magnitude 3.0 earthquake struck 67 km SE of Adak, Alaska on Wed, Aug 3, 2022, 8:18 AM HADT (17:18 UTC), 35 km (22 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
3.0 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-08-03 17:18:33 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.378° N, 176.084° 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
3.0ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.128 · 8 stations
2.3ML, 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 2.8 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
237°, poorly surrounded by stations
Stations used
10

Nearby

Within 100 km, magnitude 1.5 and up: 179 in the 60 days after this one and 98 in the 30 days before it.

After

  1. 1.873 km SE of Adak, Alaska · 1519 days ago · 26 km deep · 12 km away
  2. 1.551 km ENE of Adak, Alaska · 1516 days ago · 151 km deep · 78 km away
  3. 1.712 km SSE of Adak, Alaska · 1516 days ago · 192 km deep · 55 km away
  4. 2.572 km E of Adak, Alaska · 1515 days ago · 99 km deep · 71 km away
  5. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1515 days ago · 37 km deep · 98 km away
  6. 2.069 km ENE of Adak, Alaska · 1515 days ago · 160 km deep · 85 km away
  7. 3.552 km WSW of Adak, Alaska · 1514 days ago · 77 km deep · 95 km away
  8. 2.745 km SSE of Adak, Alaska · 1514 days ago · 37 km deep · 23 km away
  9. 1.767 km SE of Adak, Alaska · 1514 days ago · 24 km deep · 13 km away
  10. 1.864 km SW of Atka, Alaska · 1513 days ago · 21 km deep · 97 km away
  11. 3.399 km SW of Atka, Alaska · 1513 days ago · 35 km deep · 64 km away
  12. 1.879 km SSW of Atka, Alaska · 1513 days ago · 14 km deep · 91 km away
  13. 1.744 km SW of Adak, Alaska · 1513 days ago · 60 km deep · 69 km away
  14. 3.269 km SSE of Adak, Alaska · 1513 days ago · 35 km deep · 4 km away
  15. 1.698 km ESE of Adak, Alaska · 1513 days ago · 50 km deep · 57 km away
  16. 1.664 km SE of Adak, Alaska · 1513 days ago · 22 km deep · 3 km away
  17. 3.351 km SE of Adak, Alaska · 1513 days ago · 35 km deep · 17 km away
  18. 3.165 km SE of Adak, Alaska · 1513 days ago · 34 km deep · 2 km away
  19. 1.764 km SE of Adak, Alaska · 1513 days ago · 26 km deep · 5 km away
  20. 3.456 km ENE of Adak, Alaska · 1513 days ago · 153 km deep · 83 km away
  21. 2.162 km SW of Adak, Alaska · 1513 days ago · 44 km deep · 82 km away
  22. 1.524 km SSW of Adak, Alaska · 1512 days ago · 66 km deep · 57 km away
  23. 1.64 km NNW of Adak, Alaska · 1512 days ago · 153 km deep · 71 km away
  24. 1.639 km E of Adak, Alaska · 1511 days ago · 72 km deep · 51 km away
  25. 1.560 km SE of Adak, Alaska · 1511 days ago · 26 km deep · 8 km away
  26. 2.661 km S of Adak, Alaska · 1511 days ago · 37 km deep · 30 km away
  27. 3.168 km SW of Atka, Alaska · 1511 days ago · 43 km deep · 93 km away
  28. 1.864 km SE of Adak, Alaska · 1510 days ago · 27 km deep · 6 km away
  29. 1.593 km SSE of Adak, Alaska · 1510 days ago · 16 km deep · 27 km away
  30. 1.744 km ENE of Adak, Alaska · 1509 days ago · 147 km deep · 71 km away
  31. 1.785 km SE of Adak, Alaska · 1509 days ago · 25 km deep · 30 km away
  32. 2.9Andreanof Islands, Aleutian Islands, Alaska · 1508 days ago · 159 km deep · 57 km away
  33. 1.670 km SSE of Adak, Alaska · 1508 days ago · 21 km deep · 28 km away
  34. 1.6147 km SSE of Adak, Alaska · 1508 days ago · 25 km deep · 83 km away
  35. 1.513 km NNW of Adak, Alaska · 1508 days ago · 173 km deep · 80 km away
  36. 1.765 km SSE of Adak, Alaska · 1508 days ago · 26 km deep · 2 km away
  37. 1.643 km SE of Adak, Alaska · 1508 days ago · 52 km deep · 31 km away
  38. 2.650 km E of Adak, Alaska · 1507 days ago · 133 km deep · 63 km away
  39. 3.298 km SSE of Adak, Alaska · 1507 days ago · 31 km deep · 37 km away
  40. 1.672 km SW of Adak, Alaska · 1507 days ago · 32 km deep · 100 km away
  41. 1.880 km E of Adak, Alaska · 1507 days ago · 21 km deep · 81 km away
  42. 3.174 km ENE of Adak, Alaska · 1506 days ago · 188 km deep · 93 km away
  43. 1.779 km SE of Adak, Alaska · 1506 days ago · 75 km deep · 21 km away
  44. 1.563 km SSE of Adak, Alaska · 1506 days ago · 23 km deep · 5 km away
  45. 1.529 km SSW of Adak, Alaska · 1506 days ago · 64 km deep · 58 km away
  46. 1.686 km SW of Atka, Alaska · 1506 days ago · 50 km deep · 76 km away
  47. 1.561 km SSW of Adak, Alaska · 1505 days ago · 34 km deep · 59 km away
  48. 2.661 km ESE of Adak, Alaska · 1505 days ago · 61 km deep · 39 km away
  49. 2.054 km ESE of Adak, Alaska · 1504 days ago · 68 km deep · 46 km away
  50. 1.644 km SSE of Adak, Alaska · 1503 days ago · 27 km deep · 24 km away
  51. 1.761 km SW of Adak, Alaska · 1502 days ago · 46 km deep · 74 km away
  52. 3.154 km SSW of Adak, Alaska · 1502 days ago · 35 km deep · 66 km away
  53. 1.668 km SE of Adak, Alaska · 1502 days ago · 19 km deep · 7 km away
  54. 1.880 km ENE of Adak, Alaska · 1502 days ago · 8 km deep · 85 km away
  55. 1.565 km SE of Adak, Alaska · 1502 days ago · 26 km deep · 17 km away
  56. 1.6106 km SSW of Adak, Alaska · 1501 days ago · 18 km deep · 78 km away
  57. 1.650 km SW of Adak, Alaska · 1501 days ago · 33 km deep · 79 km away
  58. 2.047 km NE of Adak, Alaska · 1501 days ago · 136 km deep · 86 km away
  59. 1.767 km ENE of Adak, Alaska · 1501 days ago · 95 km deep · 95 km away
  60. 2.050 km E of Adak, Alaska · 1500 days ago · 122 km deep · 60 km away

The first 60 of 179.

Before

  1. 1.880 km ENE of Adak, Alaska · 1520 days ago · 13 km deep · 88 km away
  2. 1.854 km SE of Adak, Alaska · 1521 days ago · 29 km deep · 13 km away
  3. 1.663 km ESE of Adak, Alaska · 1521 days ago · 35 km deep · 29 km away
  4. 2.872 km SW of Adak, Alaska · 1521 days ago · 43 km deep · 91 km away
  5. 1.614 km WSW of Adak, Alaska · 1522 days ago · 89 km deep · 73 km away
  6. 2.229 km ENE of Adak, Alaska · 1522 days ago · 87 km deep · 70 km away
  7. 3.146 km SSW of Adak, Alaska · 1523 days ago · 34 km deep · 62 km away
  8. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1523 days ago · 21 km deep · 26 km away
  9. 1.680 km ESE of Adak, Alaska · 1523 days ago · 22 km deep · 34 km away
  10. 3.548 km SSE of Adak, Alaska · 1524 days ago · 35 km deep · 20 km away
  11. 1.546 km WSW of Adak, Alaska · 1524 days ago · 92 km deep · 94 km away
  12. 3.485 km WSW of Atka, Alaska · 1524 days ago · 69 km deep · 76 km away
  13. 1.662 km SW of Atka, Alaska · 1526 days ago · 44 km deep · 96 km away
  14. 2.770 km SE of Adak, Alaska · 1526 days ago · 34 km deep · 25 km away
  15. 2.793 km ESE of Adak, Alaska · 1526 days ago · 49 km deep · 56 km away
  16. 2.153 km E of Adak, Alaska · 1527 days ago · 120 km deep · 52 km away
  17. 3.427 km SSE of Adak, Alaska · 1527 days ago · 72 km deep · 43 km away
  18. 1.767 km SSW of Atka, Alaska · 1527 days ago · 19 km deep · 99 km away
  19. 2.043 km ENE of Adak, Alaska · 1528 days ago · 123 km deep · 65 km away
  20. 1.738 km SE of Adak, Alaska · 1528 days ago · 56 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i8pf (also filed as ak0229vurwz2). Read Thu, Oct 1, 2026, 3:06 PM UTC.