Alaska earthquakes

M1.9 earthquake 13 km SE of Unalaska, Alaska

A magnitude 1.9 earthquake struck 13 km SE of Unalaska, Alaska on Sun, Sep 17, 2017, 3:17 PM AKDT (23:17 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.1 67 km SW of Unalaska, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-17 23:17:56 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
53.785° N, 166.397° 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
29

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 1.666 km SW of Unalaska, Alaska · 3301 days ago · 14 km deep · 67 km away
  2. 3.578 km SE of Akutan, Alaska · 3301 days ago · 51 km deep · 93 km away
  3. 3.180 km SE of Akutan, Alaska · 3301 days ago · 59 km deep · 93 km away
  4. 2.877 km SE of Akutan, Alaska · 3301 days ago · 54 km deep · 89 km away
  5. 1.670 km WSW of Unalaska, Alaska · 3300 days ago · 10 km deep · 74 km away
  6. 1.944 km ESE of Akutan, Alaska · 3300 days ago · 44 km deep · 81 km away
  7. 1.778 km SE of Unalaska, Alaska · 3299 days ago · 20 km deep · 65 km away
  8. 2.019 km W of Dutch Harbor, Alaska · 3298 days ago · 5 km deep · 30 km away
  9. 1.548 km SW of Unalaska, Alaska · 3297 days ago · 17 km deep · 49 km away
  10. 1.619 km WSW of Dutch Harbor, Alaska · 3297 days ago · 6 km deep · 29 km away
  11. 1.718 km W of Dutch Harbor, Alaska · 3297 days ago · 7 km deep · 29 km away
  12. 2.351 km E of Akutan, Alaska · 3296 days ago · 75 km deep · 96 km away
  13. 1.874 km SSE of Akutan, Alaska · 3296 days ago · 6 km deep · 70 km away
  14. 1.980 km S of Unalaska, Alaska · 3295 days ago · 26 km deep · 72 km away
  15. 1.859 km SE of Akutan, Alaska · 3294 days ago · 44 km deep · 75 km away
  16. 1.872 km SE of Unalaska, Alaska · 3292 days ago · 20 km deep · 60 km away
  17. 2.075 km SSE of Akutan, Alaska · 3290 days ago · 42 km deep · 75 km away
  18. 2.372 km SE of Akutan, Alaska · 3290 days ago · 46 km deep · 89 km away
  19. 1.884 km SSW of Unalaska, Alaska · 3288 days ago · 26 km deep · 77 km away
  20. 1.677 km SE of Unalaska, Alaska · 3287 days ago · 26 km deep · 64 km away
  21. 1.553 km SSE of Unalaska, Alaska · 3287 days ago · 45 km deep · 40 km away
  22. 2.737 km S of Unalaska, Alaska · 3286 days ago · 57 km deep · 28 km away
  23. 2.684 km S of Unalaska, Alaska · 3286 days ago · 29 km deep · 77 km away
  24. 1.863 km SE of Unalaska, Alaska · 3286 days ago · 24 km deep · 50 km away
  25. 1.639 km SSE of Unalaska, Alaska · 3285 days ago · 24 km deep · 27 km away
  26. 1.749 km SSE of Akutan, Alaska · 3285 days ago · 2 km deep · 54 km away
  27. 2.645 km S of Akutan, Alaska · 3284 days ago · 76 km deep · 37 km away
  28. 2.290 km SE of Unalaska, Alaska · 3284 days ago · 20 km deep · 77 km away
  29. 2.1Fox Islands, Aleutian Islands, Alaska · 3282 days ago · 76 km deep · 59 km away
  30. 1.765 km SW of Unalaska, Alaska · 3279 days ago · 14 km deep · 67 km away
  31. 4.167 km SW of Unalaska, Alaska · 3279 days ago · 96 km deep · 67 km away
  32. 1.571 km SW of Unalaska, Alaska · 3278 days ago · 13 km deep · 73 km away
  33. 1.89 km SSE of Unalaska, Alaska · 3278 days ago · 79 km deep · 6 km away
  34. 2.160 km SW of Unalaska, Alaska · 3277 days ago · 15 km deep · 62 km away
  35. 2.118 km SE of Akutan, Alaska · 3277 days ago · 77 km deep · 59 km away
  36. 2.117 km E of Akutan, Alaska · 3274 days ago · 80 km deep · 71 km away
  37. 1.757 km SW of Unalaska, Alaska · 3274 days ago · 17 km deep · 59 km away
  38. 1.797 km ENE of Nikolski, Alaska · 3273 days ago · 48 km deep · 98 km away
  39. 1.677 km S of Unalaska, Alaska · 3273 days ago · 22 km deep · 68 km away
  40. 1.950 km SE of Unalaska, Alaska · 3272 days ago · 26 km deep · 37 km away
  41. 2.048 km SSE of Akutan, Alaska · 3270 days ago · 57 km deep · 54 km away
  42. 1.764 km SE of Unalaska, Alaska · 3270 days ago · 7 km deep · 52 km away
  43. 1.619 km SSE of Akutan, Alaska · 3269 days ago · 66 km deep · 55 km away
  44. 1.966 km SSE of Akutan, Alaska · 3268 days ago · 24 km deep · 67 km away
  45. 1.872 km SE of Unalaska, Alaska · 3268 days ago · 21 km deep · 59 km away
  46. 1.944 km SE of Unalaska, Alaska · 3268 days ago · 51 km deep · 32 km away
  47. 2.076 km SSE of Akutan, Alaska · 3268 days ago · 22 km deep · 75 km away
  48. 1.759 km SE of Unalaska, Alaska · 3267 days ago · 39 km deep · 46 km away
  49. 2.082 km SW of Unalaska, Alaska · 3266 days ago · 75 km deep · 83 km away
  50. 2.631 km ESE of Unalaska, Alaska · 3266 days ago · 72 km deep · 19 km away
  51. 1.837 km SE of Akutan, Alaska · 3266 days ago · 67 km deep · 73 km away
  52. 1.782 km SE of Unalaska, Alaska · 3265 days ago · 18 km deep · 69 km away
  53. 1.767 km SW of Unalaska, Alaska · 3265 days ago · 15 km deep · 70 km away
  54. 2.139 km SSW of Unalaska, Alaska · 3263 days ago · 64 km deep · 34 km away
  55. 2.078 km SSE of Akutan, Alaska · 3263 days ago · 14 km deep · 77 km away
  56. 1.752 km S of Unalaska, Alaska · 3263 days ago · 24 km deep · 44 km away
  57. 2.272 km SE of Akutan, Alaska · 3263 days ago · 61 km deep · 85 km away
  58. 1.981 km SSW of Unalaska, Alaska · 3262 days ago · 23 km deep · 75 km away
  59. 3.488 km SE of Akutan, Alaska · 3261 days ago · 44 km deep · 99 km away
  60. 2.158 km SSE of Unalaska, Alaska · 3261 days ago · 23 km deep · 47 km away

The first 60 of 94.

Before

  1. 1.527 km W of Dutch Harbor, Alaska · 3302 days ago · 7 km deep · 39 km away
  2. 2.613 km ESE of Akutan, Alaska · 3303 days ago · 122 km deep · 64 km away
  3. 1.626 km SE of Unalaska, Alaska · 3304 days ago · 69 km deep · 13 km away
  4. 3.580 km S of Unalaska, Alaska · 3304 days ago · 45 km deep · 73 km away
  5. 3.567 km SE of Unalaska, Alaska · 3305 days ago · 31 km deep · 54 km away
  6. 1.875 km SE of Unalaska, Alaska · 3305 days ago · 22 km deep · 62 km away
  7. 1.671 km WSW of Unalaska, Alaska · 3305 days ago · 11 km deep · 75 km away
  8. 1.731 km SE of Unalaska, Alaska · 3306 days ago · 69 km deep · 19 km away
  9. 2.371 km WSW of Unalaska, Alaska · 3307 days ago · 13 km deep · 75 km away
  10. 3.169 km WSW of Unalaska, Alaska · 3307 days ago · 26 km deep · 75 km away
  11. 1.521 km WSW of Unalaska, Alaska · 3307 days ago · 8 km deep · 27 km away
  12. 1.972 km SSW of Unalaska, Alaska · 3307 days ago · 45 km deep · 66 km away
  13. 3.382 km S of Unalaska, Alaska · 3307 days ago · 26 km deep · 75 km away
  14. 2.471 km SSW of Unalaska, Alaska · 3307 days ago · 13 km deep · 68 km away
  15. 1.643 km SE of Akutan, Alaska · 3308 days ago · 54 km deep · 66 km away
  16. 1.667 km WSW of Unalaska, Alaska · 3308 days ago · 7 km deep · 72 km away
  17. 1.835 km ESE of Unalaska, Alaska · 3308 days ago · 69 km deep · 23 km away
  18. 1.679 km SW of Unalaska, Alaska · 3309 days ago · 13 km deep · 79 km away
  19. 2.479 km S of Unalaska, Alaska · 3309 days ago · 26 km deep · 71 km away
  20. 1.868 km SE of Unalaska, Alaska · 3309 days ago · 28 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017bydiyun (also filed as ak16844094). Read Fri, Oct 2, 2026, 6:30 AM UTC.