Alaska earthquakes

M3.1 earthquake 71 km S of Unalaska, Alaska

A magnitude 3.1 earthquake struck 71 km S of Unalaska, Alaska on Tue, Oct 11, 2022, 3:46 PM AKDT (23:46 UTC), 46 km (28 mi) below the surface.

A larger quake followed: M4.8 82 km SSW of Unalaska, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
3.1 (ml), minor
Local time
UTC
2022-10-11 23:46:11 UTC
Depth
45.8 km (28.5 mi), shallow
Epicenter
53.236° N, 166.434° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

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 4.8 km horizontally, 20.9 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
222°, poorly surrounded by stations
Stations used
16

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 173 in the 60 days after this one and 68 in the 30 days before it.

After

  1. 2.0Fox Islands, Aleutian Islands, Alaska · 1450 days ago · 3 km deep · 85 km away
  2. 1.683 km SSW of Unalaska, Alaska · 1450 days ago · 15 km deep · 32 km away
  3. 1.885 km S of Unalaska, Alaska · 1450 days ago · 15 km deep · 25 km away
  4. 1.873 km SE of Unalaska, Alaska · 1450 days ago · 23 km deep · 36 km away
  5. 1.616 km SW of Unalaska, Alaska · 1449 days ago · 80 km deep · 64 km away
  6. 1.853 km SSE of Unalaska, Alaska · 1449 days ago · 32 km deep · 28 km away
  7. 2.140 km S of Akutan, Alaska · 1448 days ago · 45 km deep · 71 km away
  8. 2.0100 km SSW of Unalaska, Alaska · 1448 days ago · 9 km deep · 39 km away
  9. 1.879 km SSW of Unalaska, Alaska · 1448 days ago · 46 km deep · 28 km away
  10. 1.828 km SSE of Unalaska, Alaska · 1447 days ago · 68 km deep · 43 km away
  11. 1.548 km ESE of Unalaska, Alaska · 1447 days ago · 60 km deep · 59 km away
  12. 2.664 km S of Unalaska, Alaska · 1446 days ago · 30 km deep · 10 km away
  13. 1.884 km SSW of Unalaska, Alaska · 1446 days ago · 26 km deep · 31 km away
  14. 1.679 km SSW of Unalaska, Alaska · 1446 days ago · 48 km deep · 37 km away
  15. 1.681 km SSW of Unalaska, Alaska · 1446 days ago · 44 km deep · 33 km away
  16. 1.9Fox Islands, Aleutian Islands, Alaska · 1446 days ago · 24 km deep · 32 km away
  17. 1.677 km SW of Unalaska, Alaska · 1446 days ago · 21 km deep · 65 km away
  18. 2.591 km SSW of Unalaska, Alaska · 1446 days ago · 35 km deep · 33 km away
  19. 1.676 km S of Unalaska, Alaska · 1446 days ago · 25 km deep · 18 km away
  20. 1.9131 km SSE of Unalaska, Alaska · 1446 days ago · 6 km deep · 74 km away
  21. 1.957 km WSW of Unalaska, Alaska · 1445 days ago · 13 km deep · 67 km away
  22. 2.324 km NE of Dutch Harbor, Alaska · 1445 days ago · 104 km deep · 88 km away
  23. 1.874 km SW of Unalaska, Alaska · 1445 days ago · 71 km deep · 56 km away
  24. 1.853 km WSW of Unalaska, Alaska · 1445 days ago · 79 km deep · 71 km away
  25. 2.089 km E of Nikolski, Alaska · 1445 days ago · 27 km deep · 85 km away
  26. 2.595 km E of Nikolski, Alaska · 1444 days ago · 35 km deep · 81 km away
  27. 1.796 km S of Unalaska, Alaska · 1444 days ago · 26 km deep · 28 km away
  28. 1.674 km S of Unalaska, Alaska · 1444 days ago · 22 km deep · 16 km away
  29. 1.677 km SW of Unalaska, Alaska · 1443 days ago · 26 km deep · 63 km away
  30. 1.549 km SSE of Akutan, Alaska · 1443 days ago · 36 km deep · 92 km away
  31. 2.071 km SSW of Unalaska, Alaska · 1443 days ago · 63 km deep · 25 km away
  32. 2.069 km SW of Unalaska, Alaska · 1441 days ago · 18 km deep · 52 km away
  33. 1.667 km SW of Unalaska, Alaska · 1441 days ago · 14 km deep · 69 km away
  34. 1.565 km SSE of Unalaska, Alaska · 1440 days ago · 55 km deep · 17 km away
  35. 2.782 km SSW of Unalaska, Alaska · 1439 days ago · 35 km deep · 26 km away
  36. 2.676 km S of Unalaska, Alaska · 1437 days ago · 35 km deep · 21 km away
  37. 2.015 km WSW of Akutan, Alaska · 1437 days ago · 11 km deep · 100 km away
  38. 3.429 km WSW of Unalaska, Alaska · 1436 days ago · 78 km deep · 64 km away
  39. 3.283 km SSE of Akutan, Alaska · 1435 days ago · 35 km deep · 85 km away
  40. 2.681 km S of Unalaska, Alaska · 1435 days ago · 48 km deep · 19 km away
  41. 2.76 km NNW of Dutch Harbor, Alaska · 1433 days ago · 137 km deep · 79 km away
  42. 2.766 km SSE of Unalaska, Alaska · 1433 days ago · 35 km deep · 29 km away
  43. 2.178 km SSE of Akutan, Alaska · 1432 days ago · 27 km deep · 87 km away
  44. 1.954 km SSE of Akutan, Alaska · 1432 days ago · 53 km deep · 85 km away
  45. 1.655 km SW of Unalaska, Alaska · 1431 days ago · 13 km deep · 59 km away
  46. 1.680 km SSW of Unalaska, Alaska · 1431 days ago · 51 km deep · 42 km away
  47. 1.979 km SSE of Akutan, Alaska · 1430 days ago · 41 km deep · 82 km away
  48. 2.687 km S of Unalaska, Alaska · 1430 days ago · 35 km deep · 27 km away
  49. 1.997 km E of Nikolski, Alaska · 1429 days ago · 26 km deep · 74 km away
  50. 2.944 km WSW of Unalaska, Alaska · 1429 days ago · 84 km deep · 67 km away
  51. 2.084 km SE of Unalaska, Alaska · 1428 days ago · 20 km deep · 46 km away
  52. 1.983 km SSW of Unalaska, Alaska · 1428 days ago · 25 km deep · 32 km away
  53. 1.971 km SSW of Unalaska, Alaska · 1427 days ago · 57 km deep · 36 km away
  54. 3.7103 km E of Nikolski, Alaska · 1426 days ago · 35 km deep · 75 km away
  55. 1.897 km E of Nikolski, Alaska · 1426 days ago · 48 km deep · 75 km away
  56. 2.057 km S of Unalaska, Alaska · 1426 days ago · 54 km deep · 14 km away
  57. 1.845 km SSE of Akutan, Alaska · 1426 days ago · 53 km deep · 87 km away
  58. 1.687 km E of Nikolski, Alaska · 1425 days ago · 58 km deep · 84 km away
  59. 1.593 km E of Nikolski, Alaska · 1425 days ago · 17 km deep · 79 km away
  60. 1.690 km E of Nikolski, Alaska · 1425 days ago · 48 km deep · 80 km away

The first 60 of 173.

Before

  1. 1.679 km SSW of Unalaska, Alaska · 1450 days ago · 47 km deep · 31 km away
  2. 4.783 km SSW of Unalaska, Alaska · 1450 days ago · 44 km deep · 32 km away
  3. 1.571 km SSW of Unalaska, Alaska · 1451 days ago · 45 km deep · 37 km away
  4. 1.777 km SSW of Unalaska, Alaska · 1451 days ago · 33 km deep · 27 km away
  5. 2.8Fox Islands, Aleutian Islands, Alaska · 1451 days ago · 35 km deep · 31 km away
  6. 4.476 km SSW of Unalaska, Alaska · 1451 days ago · 52 km deep · 30 km away
  7. 1.977 km SSE of Akutan, Alaska · 1452 days ago · 36 km deep · 77 km away
  8. 2.6Fox Islands, Aleutian Islands, Alaska · 1452 days ago · 10 km deep · 77 km away
  9. 3.066 km S of Akutan, Alaska · 1452 days ago · 28 km deep · 60 km away
  10. 1.576 km S of Unalaska, Alaska · 1452 days ago · 23 km deep · 17 km away
  11. 2.173 km S of Unalaska, Alaska · 1452 days ago · 41 km deep · 19 km away
  12. 1.976 km S of Unalaska, Alaska · 1452 days ago · 26 km deep · 18 km away
  13. 1.546 km SE of Akutan, Alaska · 1454 days ago · 43 km deep · 94 km away
  14. 3.2109 km SSE of Akutan, Alaska · 1454 days ago · 35 km deep · 89 km away
  15. 2.562 km SE of Unalaska, Alaska · 1454 days ago · 35 km deep · 56 km away
  16. 1.534 km S of Unalaska, Alaska · 1454 days ago · 77 km deep · 36 km away
  17. 2.581 km SW of Unalaska, Alaska · 1455 days ago · 14 km deep · 58 km away
  18. 2.875 km S of Akutan, Alaska · 1455 days ago · 35 km deep · 59 km away
  19. 3.279 km S of Unalaska, Alaska · 1456 days ago · 35 km deep · 18 km away
  20. 2.616 km SSW of Unalaska, Alaska · 1456 days ago · 83 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ilvh (also filed as ak022d22leq0). Read Thu, Oct 1, 2026, 1:27 AM UTC.