Alaska earthquakes

M3.0 earthquake 67 km ENE of Adak, Alaska

A magnitude 3.0 earthquake struck 67 km ENE of Adak, Alaska on Fri, Jul 15, 2022, 7:20 PM HADT (04:20 UTC), 140 km (87 mi) below the surface.

A larger quake followed: M4.7 21 km SSW of Adak, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
3.0 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-07-16 04:20:28 UTC
Depth
139.5 km (86.7 mi), intermediate-depth
Epicenter
52.090° N, 175.719° 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
2.4ML, 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 11.2 km horizontally, 4.7 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
157°
Stations used
19

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 145 in the 30 days before it.

After

  1. 3.976 km ESE of Adak, Alaska · 1539 days ago · 47 km deep · 57 km away
  2. 1.785 km ESE of Adak, Alaska · 1539 days ago · 35 km deep · 70 km away
  3. 1.980 km SE of Adak, Alaska · 1539 days ago · 22 km deep · 70 km away
  4. 1.747 km W of Atka, Alaska · 1539 days ago · 13 km deep · 57 km away
  5. 1.747 km W of Atka, Alaska · 1539 days ago · 13 km deep · 58 km away
  6. 3.029 km SSW of Atka, Alaska · 1539 days ago · 170 km deep · 92 km away
  7. 2.478 km WNW of Atka, Alaska · 1539 days ago · 206 km deep · 40 km away
  8. 3.144 km S of Adak, Alaska · 1538 days ago · 35 km deep · 88 km away
  9. 1.743 km W of Atka, Alaska · 1538 days ago · 25 km deep · 61 km away
  10. 1.566 km SE of Adak, Alaska · 1538 days ago · 45 km deep · 77 km away
  11. 2.873 km NE of Adak, Alaska · 1538 days ago · 210 km deep · 31 km away
  12. 1.686 km ESE of Adak, Alaska · 1538 days ago · 10 km deep · 69 km away
  13. 1.642 km W of Atka, Alaska · 1538 days ago · 26 km deep · 62 km away
  14. 1.945 km W of Atka, Alaska · 1538 days ago · 13 km deep · 59 km away
  15. 1.661 km SE of Adak, Alaska · 1537 days ago · 22 km deep · 77 km away
  16. 2.950 km SE of Adak, Alaska · 1537 days ago · 37 km deep · 66 km away
  17. 1.859 km W of Atka, Alaska · 1537 days ago · 129 km deep · 46 km away
  18. 3.470 km SW of Atka, Alaska · 1537 days ago · 35 km deep · 67 km away
  19. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1537 days ago · 13 km deep · 47 km away
  20. 1.843 km W of Atka, Alaska · 1536 days ago · 25 km deep · 61 km away
  21. 1.785 km SSW of Atka, Alaska · 1535 days ago · 12 km deep · 84 km away
  22. 2.547 km W of Atka, Alaska · 1535 days ago · 17 km deep · 57 km away
  23. 3.764 km ESE of Adak, Alaska · 1534 days ago · 35 km deep · 57 km away
  24. 3.329 km SSE of Adak, Alaska · 1534 days ago · 52 km deep · 69 km away
  25. 2.653 km E of Adak, Alaska · 1534 days ago · 211 km deep · 18 km away
  26. 1.764 km SE of Adak, Alaska · 1534 days ago · 26 km deep · 71 km away
  27. 1.676 km SE of Adak, Alaska · 1534 days ago · 22 km deep · 75 km away
  28. 1.972 km WSW of Atka, Alaska · 1534 days ago · 146 km deep · 35 km away
  29. 1.848 km W of Atka, Alaska · 1534 days ago · 82 km deep · 56 km away
  30. 1.631 km W of Atka, Alaska · 1534 days ago · 83 km deep · 74 km away
  31. 1.664 km ENE of Adak, Alaska · 1534 days ago · 101 km deep · 10 km away
  32. 1.546 km SW of Atka, Alaska · 1534 days ago · 59 km deep · 79 km away
  33. 1.683 km E of Adak, Alaska · 1533 days ago · 137 km deep · 20 km away
  34. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1533 days ago · 224 km deep · 29 km away
  35. 1.928 km ENE of Adak, Alaska · 1533 days ago · 211 km deep · 39 km away
  36. 2.0Andreanof Islands, Aleutian Islands, Alaska · 1532 days ago · 65 km deep · 45 km away
  37. 2.753 km E of Adak, Alaska · 1532 days ago · 78 km deep · 23 km away
  38. 1.673 km SSW of Atka, Alaska · 1532 days ago · 26 km deep · 82 km away
  39. 1.648 km W of Atka, Alaska · 1532 days ago · 24 km deep · 56 km away
  40. 1.546 km W of Atka, Alaska · 1532 days ago · 13 km deep · 59 km away
  41. 2.945 km SSE of Adak, Alaska · 1532 days ago · 36 km deep · 78 km away
  42. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1532 days ago · 30 km deep · 70 km away
  43. 3.061 km SSW of Atka, Alaska · 1531 days ago · 65 km deep · 90 km away
  44. 2.857 km NE of Adak, Alaska · 1531 days ago · 189 km deep · 24 km away
  45. 2.064 km SE of Adak, Alaska · 1530 days ago · 26 km deep · 72 km away
  46. 2.853 km SE of Adak, Alaska · 1530 days ago · 45 km deep · 73 km away
  47. 1.748 km E of Adak, Alaska · 1530 days ago · 127 km deep · 23 km away
  48. 1.886 km NE of Adak, Alaska · 1529 days ago · 157 km deep · 50 km away
  49. 1.738 km SE of Adak, Alaska · 1529 days ago · 56 km deep · 58 km away
  50. 2.043 km ENE of Adak, Alaska · 1529 days ago · 123 km deep · 25 km away
  51. 1.568 km SSW of Atka, Alaska · 1529 days ago · 18 km deep · 89 km away
  52. 2.854 km WSW of Atka, Alaska · 1528 days ago · 88 km deep · 61 km away
  53. 1.767 km SSW of Atka, Alaska · 1528 days ago · 19 km deep · 82 km away
  54. 3.037 km NNW of Atka, Alaska · 1528 days ago · 160 km deep · 95 km away
  55. 3.427 km SSE of Adak, Alaska · 1528 days ago · 72 km deep · 76 km away
  56. 2.153 km E of Adak, Alaska · 1528 days ago · 120 km deep · 31 km away
  57. 2.793 km ESE of Adak, Alaska · 1527 days ago · 49 km deep · 61 km away
  58. 2.770 km SE of Adak, Alaska · 1527 days ago · 34 km deep · 64 km away
  59. 1.662 km SW of Atka, Alaska · 1527 days ago · 44 km deep · 59 km away
  60. 3.485 km WSW of Atka, Alaska · 1525 days ago · 69 km deep · 37 km away

The first 60 of at least 199.

Before

  1. 2.253 km E of Adak, Alaska · 1540 days ago · 73 km deep · 26 km away
  2. 1.641 km W of Atka, Alaska · 1540 days ago · 25 km deep · 63 km away
  3. 3.147 km W of Atka, Alaska · 1540 days ago · 10 km deep · 57 km away
  4. 1.829 km ENE of Adak, Alaska · 1540 days ago · 118 km deep · 38 km away
  5. 2.047 km ENE of Adak, Alaska · 1540 days ago · 99 km deep · 20 km away
  6. 1.816 km SSE of Adak, Alaska · 1540 days ago · 81 km deep · 66 km away
  7. 1.670 km ESE of Adak, Alaska · 1540 days ago · 32 km deep · 58 km away
  8. 1.943 km SSE of Adak, Alaska · 1540 days ago · 33 km deep · 79 km away
  9. 3.0Andreanof Islands, Aleutian Islands, Alaska · 1540 days ago · 38 km deep · 81 km away
  10. 3.928 km SE of Adak, Alaska · 1540 days ago · 58 km deep · 66 km away
  11. 1.643 km S of Adak, Alaska · 1540 days ago · 30 km deep · 90 km away
  12. 2.059 km SSE of Adak, Alaska · 1540 days ago · 140 km deep · 95 km away
  13. 3.167 km ESE of Adak, Alaska · 1541 days ago · 35 km deep · 60 km away
  14. 2.055 km WSW of Atka, Alaska · 1541 days ago · 77 km deep · 56 km away
  15. 1.963 km ENE of Adak, Alaska · 1541 days ago · 151 km deep · 4 km away
  16. 2.214 km W of Atka, Alaska · 1542 days ago · 194 km deep · 90 km away
  17. 1.654 km ESE of Adak, Alaska · 1542 days ago · 120 km deep · 40 km away
  18. 1.770 km E of Adak, Alaska · 1542 days ago · 67 km deep · 34 km away
  19. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1542 days ago · 40 km deep · 75 km away
  20. 1.937 km ENE of Adak, Alaska · 1542 days ago · 123 km deep · 30 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i4hx (also filed as ak02291vdg4o). Read Fri, Oct 2, 2026, 4:17 PM UTC.