Alaska earthquakes

M1.8 earthquake 89 km SSW of Unalaska, Alaska

A magnitude 1.8 earthquake struck 89 km SSW of Unalaska, Alaska on Sun, Sep 22, 2019, 3:42 AM AKDT (11:42 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M5.3 139 km ESE of Nikolski, 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), micro
Local time
UTC
2019-09-22 11:42:15 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
53.113° N, 166.986° 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
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 120 in the 60 days after this one and 42 in the 30 days before it.

After

  1. 5.3139 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 65 km away · felt by 1
  2. 3.5151 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 74 km away
  3. 4.0154 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 86 km away
  4. 3.1149 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 76 km away
  5. 4.0135 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 60 km away
  6. 2.4148 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 74 km away
  7. 2.7153 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 85 km away
  8. 2.3134 km ESE of Nikolski, Alaska · 2564 days ago · 12 km deep · 62 km away
  9. 4.1142 km ESE of Nikolski, Alaska · 2564 days ago · 10 km deep · 61 km away
  10. 2.0139 km ESE of Nikolski, Alaska · 2563 days ago · 5 km deep · 59 km away
  11. 3.1145 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 75 km away
  12. 2.9146 km ESE of Nikolski, Alaska · 2563 days ago · 22 km deep · 77 km away
  13. 2.9152 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 85 km away
  14. 2.7150 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 87 km away
  15. 2.0145 km ESE of Nikolski, Alaska · 2563 days ago · 56 km deep · 68 km away
  16. 2.2156 km ESE of Nikolski, Alaska · 2563 days ago · 35 km deep · 84 km away
  17. 3.8133 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 57 km away
  18. 2.930 km SE of Unalaska, Alaska · 2563 days ago · 77 km deep · 85 km away
  19. 2.7157 km S of Unalaska, Alaska · 2563 days ago · 24 km deep · 75 km away
  20. 1.682 km S of Unalaska, Alaska · 2563 days ago · 26 km deep · 22 km away
  21. 1.978 km S of Unalaska, Alaska · 2563 days ago · 26 km deep · 19 km away
  22. 1.9100 km E of Nikolski, Alaska · 2563 days ago · 26 km deep · 33 km away
  23. 3.2153 km ESE of Nikolski, Alaska · 2563 days ago · 10 km deep · 80 km away
  24. 2.6152 km ESE of Nikolski, Alaska · 2562 days ago · 23 km deep · 81 km away
  25. 2.7144 km ESE of Nikolski, Alaska · 2562 days ago · 10 km deep · 71 km away
  26. 2.9148 km ESE of Nikolski, Alaska · 2562 days ago · 10 km deep · 83 km away
  27. 2.477 km SE of Unalaska, Alaska · 2561 days ago · 10 km deep · 84 km away
  28. 4.165 km SE of Unalaska, Alaska · 2560 days ago · 44 km deep · 79 km away
  29. 1.663 km SE of Unalaska, Alaska · 2560 days ago · 23 km deep · 83 km away
  30. 2.561 km SE of Unalaska, AK · 2560 days ago · 24 km deep · 82 km away
  31. 2.846 km SSW of Unalaska, Alaska · 2560 days ago · 36 km deep · 43 km away
  32. 4.861 km SE of Unalaska, Alaska · 2559 days ago · 35 km deep · 82 km away · felt by 4
  33. 1.761 km SE of Unalaska, Alaska · 2559 days ago · 55 km deep · 84 km away
  34. 2.662 km SE of Unalaska, Alaska · 2559 days ago · 35 km deep · 82 km away
  35. 3.466 km SE of Unalaska, Alaska · 2559 days ago · 32 km deep · 80 km away
  36. 2.066 km SE of Unalaska, Alaska · 2559 days ago · 39 km deep · 85 km away
  37. 1.555 km SW of Unalaska, Alaska · 2559 days ago · 5 km deep · 55 km away
  38. 1.557 km SW of Unalaska, Alaska · 2559 days ago · 10 km deep · 54 km away
  39. 2.146 km ESE of Unalaska, Alaska · 2559 days ago · 87 km deep · 99 km away
  40. 1.716 km S of Unalaska, Alaska · 2558 days ago · 84 km deep · 73 km away
  41. 2.773 km SE of Unalaska, Alaska · 2558 days ago · 23 km deep · 97 km away
  42. 2.063 km S of Akutan, Alaska · 2558 days ago · 45 km deep · 99 km away
  43. 3.4151 km ESE of Nikolski, Alaska · 2558 days ago · 10 km deep · 79 km away
  44. 2.3147 km ESE of Nikolski, Alaska · 2558 days ago · 26 km deep · 73 km away
  45. 1.572 km SW of Unalaska, Alaska · 2557 days ago · 26 km deep · 32 km away
  46. 2.0148 km ESE of Nikolski, Alaska · 2557 days ago · 8 km deep · 73 km away
  47. 2.979 km ESE of Nikolski, Alaska · 2557 days ago · 35 km deep · 78 km away
  48. 1.767 km SE of Unalaska, Alaska · 2556 days ago · 24 km deep · 90 km away
  49. 1.927 km W of Dutch Harbor, Alaska · 2556 days ago · 29 km deep · 82 km away
  50. 1.988 km ESE of Nikolski, Alaska · 2556 days ago · 25 km deep · 64 km away
  51. 1.656 km SSE of Unalaska, Alaska · 2555 days ago · 50 km deep · 55 km away
  52. 2.7102 km E of Nikolski, Alaska · 2554 days ago · 35 km deep · 37 km away
  53. 1.9102 km E of Nikolski, Alaska · 2554 days ago · 34 km deep · 31 km away
  54. 3.398 km E of Nikolski, Alaska · 2554 days ago · 33 km deep · 39 km away
  55. 2.8151 km ESE of Nikolski, Alaska · 2554 days ago · 10 km deep · 82 km away
  56. 1.9102 km E of Nikolski, Alaska · 2554 days ago · 44 km deep · 37 km away
  57. 2.335 km WSW of Unalaska, Alaska · 2554 days ago · 7 km deep · 69 km away
  58. 1.659 km SE of Unalaska, Alaska · 2554 days ago · 42 km deep · 87 km away
  59. 3.032 km ESE of Unalaska, Alaska · 2553 days ago · 65 km deep · 93 km away
  60. 2.974 km SE of Unalaska, Alaska · 2553 days ago · 26 km deep · 84 km away

The first 60 of 120.

Before

  1. 2.094 km E of Nikolski, Alaska · 2565 days ago · 45 km deep · 43 km away
  2. 1.643 km ESE of Unalaska, Alaska · 2565 days ago · 28 km deep · 95 km away
  3. 2.8100 km E of Nikolski, Alaska · 2566 days ago · 35 km deep · 46 km away
  4. 1.694 km E of Nikolski, Alaska · 2566 days ago · 29 km deep · 43 km away
  5. 2.396 km E of Nikolski, Alaska · 2566 days ago · 28 km deep · 43 km away
  6. 1.995 km E of Nikolski, Alaska · 2566 days ago · 44 km deep · 44 km away
  7. 1.919 km SSE of Unalaska, Alaska · 2566 days ago · 75 km deep · 74 km away
  8. 1.629 km ESE of Unalaska, Alaska · 2567 days ago · 68 km deep · 88 km away
  9. 2.687 km E of Nikolski, Alaska · 2567 days ago · 63 km deep · 40 km away
  10. 2.585 km SE of Unalaska, Alaska · 2568 days ago · 28 km deep · 83 km away
  11. 2.859 km SE of Unalaska, Alaska · 2570 days ago · 35 km deep · 86 km away
  12. 2.9142 km ESE of Nikolski, Alaska · 2570 days ago · 10 km deep · 72 km away
  13. 1.891 km SSW of Unalaska, Alaska · 2571 days ago · 32 km deep · 1 km away
  14. 2.655 km SE of Unalaska, Alaska · 2571 days ago · 54 km deep · 78 km away
  15. 1.9Fox Islands, Aleutian Islands, Alaska · 2571 days ago · 13 km deep · 44 km away
  16. 3.257 km SSW of Unalaska, Alaska · 2571 days ago · 14 km deep · 34 km away
  17. 2.374 km S of Unalaska, Alaska · 2573 days ago · 48 km deep · 22 km away
  18. 2.884 km SSW of Unalaska, Alaska · 2573 days ago · 82 km deep · 9 km away
  19. 1.883 km SW of Unalaska, Alaska · 2573 days ago · 43 km deep · 38 km away
  20. 2.1132 km S of Unalaska, Alaska · 2575 days ago · 13 km deep · 57 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak019c6g7rrd. Read Wed, Sep 30, 2026, 7:52 AM UTC.