Alaska earthquakes

M3.0 earthquake 103 km SW of Atka, Alaska

A magnitude 3.0 earthquake struck 103 km SW of Atka, Alaska on Wed, Jun 29, 2022, 10:22 PM HADT (07:22 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M5.3 Andreanof Islands, Aleutian Islands, 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
2022-06-30 07:22:36 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
51.524° N, 175.232° 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 · ±0.091 · 16 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 4.1 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.09
Depth from
Operator assigned
Station coverage gap
236°, poorly surrounded by stations
Stations used
19

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 93 in the 30 days before it.

After

  1. 1.584 km SE of Adak, Alaska · 1555 days ago · 27 km deep · 28 km away
  2. 1.858 km W of Atka, Alaska · 1555 days ago · 128 km deep · 65 km away
  3. 1.572 km SE of Adak, Alaska · 1555 days ago · 26 km deep · 44 km away
  4. 1.851 km E of Adak, Alaska · 1554 days ago · 135 km deep · 67 km away
  5. 1.663 km SE of Adak, Alaska · 1554 days ago · 26 km deep · 51 km away
  6. 1.710 km WSW of Atka, Alaska · 1554 days ago · 127 km deep · 94 km away
  7. 1.762 km SSE of Adak, Alaska · 1553 days ago · 19 km deep · 64 km away
  8. 1.965 km SE of Adak, Alaska · 1553 days ago · 22 km deep · 59 km away
  9. 1.664 km SSE of Adak, Alaska · 1553 days ago · 22 km deep · 66 km away
  10. 2.968 km NE of Adak, Alaska · 1552 days ago · 219 km deep · 95 km away
  11. 2.964 km SSW of Atka, Alaska · 1551 days ago · 35 km deep · 42 km away
  12. 1.661 km SE of Adak, Alaska · 1551 days ago · 18 km deep · 63 km away
  13. 2.063 km ESE of Adak, Alaska · 1551 days ago · 31 km deep · 43 km away
  14. 1.759 km SE of Adak, Alaska · 1550 days ago · 23 km deep · 62 km away
  15. 1.916 km SW of Atka, Alaska · 1550 days ago · 151 km deep · 86 km away
  16. 2.079 km SE of Adak, Alaska · 1550 days ago · 13 km deep · 46 km away
  17. 2.113 km WSW of Atka, Alaska · 1550 days ago · 147 km deep · 90 km away
  18. 1.956 km SSE of Adak, Alaska · 1550 days ago · 25 km deep · 81 km away
  19. 1.915 km S of Adak, Alaska · 1549 days ago · 71 km deep · 98 km away
  20. 1.6100 km ESE of Adak, Alaska · 1549 days ago · 40 km deep · 5 km away
  21. 1.675 km SE of Adak, Alaska · 1548 days ago · 26 km deep · 42 km away
  22. 2.956 km WSW of Atka, Alaska · 1548 days ago · 127 km deep · 61 km away
  23. 2.238 km W of Atka, Alaska · 1548 days ago · 182 km deep · 83 km away
  24. 1.551 km SE of Adak, Alaska · 1548 days ago · 25 km deep · 66 km away
  25. 2.317 km W of Atka, Alaska · 1547 days ago · 210 km deep · 94 km away
  26. 3.7Andreanof Islands, Aleutian Islands, Alaska · 1547 days ago · 39 km deep · 53 km away
  27. 3.177 km NE of Adak, Alaska · 1547 days ago · 145 km deep · 98 km away
  28. 5.3Andreanof Islands, Aleutian Islands, Alaska · 1547 days ago · 10 km deep · 74 km away · felt by 1 · tsunami flag
  29. 3.949 km W of Atka, Alaska · 1547 days ago · 10 km deep · 73 km away
  30. 3.549 km W of Atka, Alaska · 1547 days ago · 10 km deep · 74 km away
  31. 2.749 km W of Atka, Alaska · 1547 days ago · 10 km deep · 71 km away
  32. 1.648 km W of Atka, Alaska · 1547 days ago · 13 km deep · 80 km away
  33. 1.944 km W of Atka, Alaska · 1547 days ago · 26 km deep · 81 km away
  34. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1547 days ago · 10 km deep · 72 km away
  35. 1.547 km W of Atka, Alaska · 1547 days ago · 13 km deep · 74 km away
  36. 1.946 km W of Atka, Alaska · 1547 days ago · 13 km deep · 77 km away
  37. 1.642 km W of Atka, Alaska · 1547 days ago · 17 km deep · 75 km away
  38. 3.949 km WSW of Atka, Alaska · 1547 days ago · 12 km deep · 65 km away
  39. 1.948 km W of Atka, Alaska · 1547 days ago · 7 km deep · 74 km away
  40. 1.848 km W of Atka, Alaska · 1547 days ago · 7 km deep · 71 km away
  41. 3.543 km NE of Adak, Alaska · 1547 days ago · 126 km deep · 89 km away
  42. 3.842 km W of Atka, Alaska · 1547 days ago · 83 km deep · 73 km away
  43. 1.548 km W of Atka, Alaska · 1547 days ago · 13 km deep · 74 km away
  44. 1.949 km W of Atka, Alaska · 1547 days ago · 7 km deep · 70 km away
  45. 1.748 km WSW of Atka, Alaska · 1547 days ago · 13 km deep · 70 km away
  46. 1.545 km W of Atka, Alaska · 1547 days ago · 6 km deep · 78 km away
  47. 2.850 km WSW of Atka, Alaska · 1547 days ago · 10 km deep · 68 km away
  48. 3.050 km WSW of Atka, Alaska · 1547 days ago · 10 km deep · 68 km away
  49. 1.937 km WNW of Atka, Alaska · 1547 days ago · 203 km deep · 98 km away
  50. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1547 days ago · 26 km deep · 78 km away
  51. 1.563 km ENE of Adak, Alaska · 1546 days ago · 152 km deep · 82 km away
  52. 1.671 km SSE of Adak, Alaska · 1546 days ago · 21 km deep · 63 km away
  53. 1.644 km ENE of Adak, Alaska · 1546 days ago · 154 km deep · 72 km away
  54. 1.765 km E of Adak, Alaska · 1546 days ago · 195 km deep · 43 km away
  55. 1.941 km W of Atka, Alaska · 1546 days ago · 25 km deep · 78 km away
  56. 1.541 km ESE of Adak, Alaska · 1545 days ago · 73 km deep · 63 km away
  57. 1.546 km W of Atka, Alaska · 1545 days ago · 13 km deep · 78 km away
  58. 3.849 km ESE of Adak, Alaska · 1545 days ago · 35 km deep · 55 km away
  59. 3.6100 km SW of Atka, Alaska · 1545 days ago · 46 km deep · 3 km away
  60. 4.262 km ESE of Adak, Alaska · 1545 days ago · 46 km deep · 42 km away

The first 60 of at least 199.

Before

  1. 1.7104 km S of Atka, Alaska · 1555 days ago · 25 km deep · 71 km away
  2. 3.166 km ENE of Adak, Alaska · 1555 days ago · 106 km deep · 64 km away
  3. 3.188 km SE of Adak, Alaska · 1556 days ago · 35 km deep · 25 km away
  4. 3.193 km SE of Adak, Alaska · 1556 days ago · 44 km deep · 25 km away
  5. 1.848 km ENE of Adak, Alaska · 1556 days ago · 120 km deep · 83 km away
  6. 1.753 km S of Adak, Alaska · 1556 days ago · 21 km deep · 90 km away
  7. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1556 days ago · 107 km deep · 40 km away
  8. 1.590 km SW of Atka, Alaska · 1557 days ago · 26 km deep · 16 km away
  9. 1.991 km S of Atka, Alaska · 1557 days ago · 14 km deep · 59 km away
  10. 2.656 km SSE of Atka, Alaska · 1557 days ago · 35 km deep · 90 km away
  11. 2.5113 km S of Atka, Alaska · 1557 days ago · 10 km deep · 95 km away
  12. 1.681 km SE of Adak, Alaska · 1557 days ago · 15 km deep · 34 km away
  13. 1.785 km ESE of Adak, Alaska · 1558 days ago · 48 km deep · 24 km away
  14. 1.612 km ESE of Adak, Alaska · 1558 days ago · 93 km deep · 92 km away
  15. 1.960 km SSW of Atka, Alaska · 1559 days ago · 41 km deep · 44 km away
  16. 1.521 km SSW of Atka, Alaska · 1559 days ago · 4 km deep · 85 km away
  17. 1.850 km SW of Atka, Alaska · 1559 days ago · 88 km deep · 55 km away
  18. 3.591 km SW of Atka, Alaska · 1559 days ago · 35 km deep · 14 km away
  19. 1.696 km SW of Atka, Alaska · 1559 days ago · 19 km deep · 6 km away
  20. 1.552 km SW of Atka, Alaska · 1560 days ago · 55 km deep · 51 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000ic9q (also filed as ak0228bgkn7o). Read Fri, Oct 2, 2026, 3:51 PM UTC.