Alaska earthquakes

M1.8 earthquake 77 km S of Unalaska, Alaska

A magnitude 1.8 earthquake struck 77 km S of Unalaska, Alaska on Sun, Sep 4, 2022, 1:43 AM AKDT (09:43 UTC), 32 km (20 mi) below the surface.

A larger quake followed: M4.7 83 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2022-09-04 09:43:59 UTC
Depth
32.3 km (20.1 mi), shallow
Epicenter
53.192° N, 166.757° 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.

Stations used
30

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 149 in the 60 days after this one and 80 in the 30 days before it.

After

  1. 1.687 km ENE of Nikolski, Alaska · 1488 days ago · 91 km deep · 71 km away
  2. 1.6117 km SSE of Akutan, Alaska · 1488 days ago · 13 km deep · 98 km away
  3. 1.594 km E of Nikolski, Alaska · 1488 days ago · 22 km deep · 54 km away
  4. 2.5118 km ESE of Nikolski, Alaska · 1487 days ago · 42 km deep · 87 km away
  5. 1.759 km SE of Unalaska, Alaska · 1487 days ago · 37 km deep · 70 km away
  6. 1.978 km S of Unalaska, Alaska · 1487 days ago · 40 km deep · 2 km away
  7. 1.774 km SSE of Akutan, Alaska · 1487 days ago · 18 km deep · 97 km away
  8. 1.672 km SE of Unalaska, Alaska · 1486 days ago · 14 km deep · 74 km away
  9. 1.799 km E of Nikolski, Alaska · 1486 days ago · 33 km deep · 56 km away
  10. 1.7Fox Islands, Aleutian Islands, Alaska · 1486 days ago · 25 km deep · 63 km away
  11. 1.6Fox Islands, Aleutian Islands, Alaska · 1486 days ago · 26 km deep · 56 km away
  12. 3.295 km E of Nikolski, Alaska · 1486 days ago · 43 km deep · 58 km away
  13. 1.6100 km E of Nikolski, Alaska · 1486 days ago · 32 km deep · 49 km away
  14. 2.095 km E of Nikolski, Alaska · 1486 days ago · 44 km deep · 55 km away
  15. 1.595 km E of Nikolski, Alaska · 1486 days ago · 50 km deep · 59 km away
  16. 1.596 km E of Nikolski, Alaska · 1486 days ago · 37 km deep · 55 km away
  17. 2.6Fox Islands, Aleutian Islands, Alaska · 1485 days ago · 35 km deep · 61 km away
  18. 3.476 km SSE of Akutan, Alaska · 1485 days ago · 27 km deep · 99 km away
  19. 3.768 km SSE of Akutan, Alaska · 1485 days ago · 46 km deep · 94 km away
  20. 1.973 km SSE of Akutan, Alaska · 1485 days ago · 24 km deep · 96 km away
  21. 2.366 km SE of Unalaska, Alaska · 1485 days ago · 36 km deep · 70 km away
  22. 2.259 km SE of Unalaska, Alaska · 1485 days ago · 42 km deep · 70 km away
  23. 3.665 km SE of Unalaska, Alaska · 1485 days ago · 35 km deep · 70 km away
  24. 1.958 km SE of Unalaska, Alaska · 1485 days ago · 44 km deep · 69 km away
  25. 2.074 km S of Unalaska, Alaska · 1485 days ago · 21 km deep · 3 km away
  26. 1.877 km S of Unalaska, Alaska · 1485 days ago · 36 km deep · 4 km away
  27. 1.767 km SE of Unalaska, Alaska · 1485 days ago · 26 km deep · 70 km away
  28. 1.665 km SE of Unalaska, Alaska · 1485 days ago · 25 km deep · 70 km away
  29. 2.684 km S of Unalaska, Alaska · 1485 days ago · 35 km deep · 7 km away
  30. 2.876 km ENE of Nikolski, Alaska · 1484 days ago · 86 km deep · 67 km away
  31. 1.7Fox Islands, Aleutian Islands, Alaska · 1483 days ago · 16 km deep · 98 km away
  32. 2.9Fox Islands, Aleutian Islands, Alaska · 1482 days ago · 29 km deep · 16 km away
  33. 2.175 km E of Nikolski, Alaska · 1481 days ago · 5 km deep · 77 km away
  34. 2.910 km NE of Dutch Harbor, Alaska · 1481 days ago · 16 km deep · 88 km away
  35. 1.671 km SE of Unalaska, Alaska · 1479 days ago · 26 km deep · 67 km away
  36. 3.616 km WSW of Dutch Harbor, Alaska · 1479 days ago · 9 km deep · 73 km away · felt by 1
  37. 1.6112 km E of Nikolski, Alaska · 1478 days ago · 15 km deep · 47 km away
  38. 3.585 km SSW of Unalaska, Alaska · 1478 days ago · 43 km deep · 15 km away
  39. 1.763 km SE of Unalaska, Alaska · 1478 days ago · 26 km deep · 68 km away
  40. 1.968 km SSW of Unalaska, Alaska · 1475 days ago · 56 km deep · 13 km away
  41. 1.761 km SSE of Akutan, Alaska · 1475 days ago · 56 km deep · 95 km away
  42. 3.496 km SE of Unalaska, Alaska · 1474 days ago · 35 km deep · 73 km away
  43. 1.5106 km ESE of Nikolski, Alaska · 1474 days ago · 22 km deep · 76 km away
  44. 2.9Fox Islands, Aleutian Islands, Alaska · 1473 days ago · 75 km deep · 29 km away
  45. 1.521 km E of Unalaska, Alaska · 1473 days ago · 101 km deep · 81 km away
  46. 2.2121 km S of Unalaska, Alaska · 1472 days ago · 1 km deep · 44 km away
  47. 2.89 km WSW of Unalaska, Alaska · 1471 days ago · 12 km deep · 73 km away
  48. 1.863 km SE of Unalaska, Alaska · 1469 days ago · 22 km deep · 62 km away
  49. 2.887 km S of Unalaska, Alaska · 1468 days ago · 35 km deep · 10 km away
  50. 1.8122 km E of Nikolski, Alaska · 1467 days ago · 3 km deep · 53 km away
  51. 1.690 km SSW of Unalaska, Alaska · 1467 days ago · 21 km deep · 19 km away
  52. 1.574 km S of Akutan, Alaska · 1467 days ago · 21 km deep · 81 km away
  53. 2.182 km SSW of Unalaska, Alaska · 1466 days ago · 37 km deep · 5 km away
  54. 3.233 km SW of Unalaska, Alaska · 1466 days ago · 80 km deep · 52 km away
  55. 3.070 km SSW of Unalaska, Alaska · 1466 days ago · 35 km deep · 24 km away
  56. 3.151 km SSE of Unalaska, Alaska · 1465 days ago · 51 km deep · 40 km away
  57. 1.8Fox Islands, Aleutian Islands, Alaska · 1465 days ago · 87 km deep · 50 km away
  58. 2.05 km N of Dutch Harbor, Alaska · 1465 days ago · 5 km deep · 84 km away
  59. 1.716 km W of Dutch Harbor, Alaska · 1464 days ago · 7 km deep · 76 km away
  60. 2.818 km WSW of Dutch Harbor, Alaska · 1464 days ago · 8 km deep · 73 km away

The first 60 of 149.

Before

  1. 2.0129 km ESE of Nikolski, Alaska · 1489 days ago · 20 km deep · 80 km away
  2. 1.882 km S of Unalaska, Alaska · 1490 days ago · 20 km deep · 19 km away
  3. 3.0Fox Islands, Aleutian Islands, Alaska · 1490 days ago · 10 km deep · 93 km away
  4. 3.041 km ESE of Unalaska, Alaska · 1490 days ago · 65 km deep · 83 km away
  5. 1.756 km SW of Unalaska, Alaska · 1490 days ago · 13 km deep · 44 km away
  6. 2.885 km S of Unalaska, Alaska · 1491 days ago · 31 km deep · 8 km away
  7. 3.880 km SSW of Unalaska, Alaska · 1491 days ago · 36 km deep · 4 km away
  8. 1.867 km E of Nikolski, Alaska · 1492 days ago · 36 km deep · 84 km away
  9. 1.698 km E of Nikolski, Alaska · 1493 days ago · 12 km deep · 54 km away
  10. 1.885 km E of Nikolski, Alaska · 1493 days ago · 5 km deep · 71 km away
  11. 2.076 km SW of Unalaska, Alaska · 1494 days ago · 58 km deep · 35 km away
  12. 2.77 km WSW of Unalaska, Alaska · 1495 days ago · 13 km deep · 74 km away
  13. 1.6Fox Islands, Aleutian Islands, Alaska · 1495 days ago · 11 km deep · 70 km away
  14. 2.68 km WSW of Unalaska, Alaska · 1495 days ago · 12 km deep · 72 km away
  15. 3.1Fox Islands, Aleutian Islands, Alaska · 1495 days ago · 13 km deep · 74 km away
  16. 1.8Fox Islands, Aleutian Islands, Alaska · 1496 days ago · 13 km deep · 47 km away
  17. 2.869 km SW of Unalaska, Alaska · 1497 days ago · 77 km deep · 48 km away
  18. 1.776 km E of Nikolski, Alaska · 1498 days ago · 53 km deep · 71 km away
  19. 1.6140 km ESE of Nikolski, Alaska · 1500 days ago · 12 km deep · 67 km away
  20. 1.783 km SSW of Unalaska, Alaska · 1502 days ago · 21 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak022bcnd20g. Read Thu, Oct 1, 2026, 10:25 PM UTC.