Alaska earthquakes

M1.5 earthquake 77 km SSW of Unalaska, Alaska

A magnitude 1.5 earthquake struck 77 km SSW of Unalaska, Alaska on Tue, Aug 22, 2017, 9:46 PM AKDT (05:46 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M4.1 54 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-08-23 05:46:36 UTC
Depth
2.1 km (1.3 mi), shallow
Epicenter
53.259° N, 167.081° 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
16

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 85 in the 60 days after this one and 60 in the 30 days before it.

After

  1. 1.772 km S of Akutan, Alaska · 3326 days ago · 20 km deep · 99 km away
  2. 2.945 km S of Akutan, Alaska · 3326 days ago · 70 km deep · 97 km away
  3. 2.390 km E of Nikolski, Alaska · 3324 days ago · 49 km deep · 56 km away
  4. 1.951 km ENE of Nikolski, Alaska · 3324 days ago · 69 km deep · 73 km away
  5. 2.0129 km S of Unalaska, Alaska · 3322 days ago · 5 km deep · 74 km away
  6. 2.3137 km S of Unalaska, Alaska · 3322 days ago · 11 km deep · 84 km away
  7. 1.976 km SE of Unalaska, Alaska · 3322 days ago · 22 km deep · 88 km away
  8. 4.054 km ESE of Nikolski, Alaska · 3321 days ago · 40 km deep · 83 km away
  9. 4.154 km ESE of Nikolski, Alaska · 3321 days ago · 33 km deep · 85 km away
  10. 1.756 km E of Nikolski, Alaska · 3320 days ago · 36 km deep · 78 km away
  11. 2.0100 km E of Nikolski, Alaska · 3319 days ago · 70 km deep · 26 km away
  12. 1.523 km ESE of Unalaska, Alaska · 3317 days ago · 73 km deep · 82 km away
  13. 1.571 km SW of Unalaska, Alaska · 3317 days ago · 70 km deep · 12 km away
  14. 1.726 km E of Unalaska, Alaska · 3316 days ago · 86 km deep · 90 km away
  15. 2.025 km SE of Unalaska, Alaska · 3316 days ago · 75 km deep · 77 km away
  16. 2.115 km SSE of Unalaska, Alaska · 3316 days ago · 87 km deep · 66 km away
  17. 2.081 km S of Unalaska, Alaska · 3313 days ago · 26 km deep · 29 km away
  18. 1.674 km S of Unalaska, Alaska · 3313 days ago · 23 km deep · 26 km away
  19. 2.480 km SSW of Unalaska, Alaska · 3313 days ago · 26 km deep · 18 km away
  20. 3.767 km SE of Unalaska, Alaska · 3312 days ago · 26 km deep · 88 km away
  21. 1.575 km SE of Unalaska, Alaska · 3312 days ago · 26 km deep · 93 km away
  22. 3.776 km SE of Unalaska, Alaska · 3312 days ago · 38 km deep · 94 km away
  23. 1.768 km SE of Unalaska, Alaska · 3312 days ago · 31 km deep · 89 km away
  24. 3.768 km SE of Unalaska, Alaska · 3311 days ago · 41 km deep · 89 km away
  25. 1.867 km SE of Unalaska, Alaska · 3311 days ago · 25 km deep · 90 km away
  26. 1.997 km SE of Unalaska, Alaska · 3311 days ago · 4 km deep · 93 km away
  27. 1.772 km SSE of Unalaska, Alaska · 3309 days ago · 21 km deep · 59 km away
  28. 1.868 km SE of Unalaska, Alaska · 3309 days ago · 28 km deep · 89 km away
  29. 2.479 km S of Unalaska, Alaska · 3309 days ago · 26 km deep · 28 km away
  30. 1.679 km SW of Unalaska, Alaska · 3309 days ago · 13 km deep · 17 km away
  31. 1.835 km ESE of Unalaska, Alaska · 3308 days ago · 69 km deep · 84 km away
  32. 1.667 km WSW of Unalaska, Alaska · 3308 days ago · 7 km deep · 41 km away
  33. 2.471 km SSW of Unalaska, Alaska · 3307 days ago · 13 km deep · 6 km away
  34. 3.382 km S of Unalaska, Alaska · 3307 days ago · 26 km deep · 27 km away
  35. 1.972 km SSW of Unalaska, Alaska · 3307 days ago · 45 km deep · 21 km away
  36. 1.521 km WSW of Unalaska, Alaska · 3307 days ago · 8 km deep · 60 km away
  37. 3.169 km WSW of Unalaska, Alaska · 3306 days ago · 26 km deep · 50 km away
  38. 2.371 km WSW of Unalaska, Alaska · 3306 days ago · 13 km deep · 38 km away
  39. 1.731 km SE of Unalaska, Alaska · 3306 days ago · 69 km deep · 80 km away
  40. 2.1126 km S of Unalaska, Alaska · 3306 days ago · 39 km deep · 68 km away
  41. 1.671 km WSW of Unalaska, Alaska · 3305 days ago · 11 km deep · 40 km away
  42. 1.875 km SE of Unalaska, Alaska · 3305 days ago · 22 km deep · 94 km away
  43. 3.567 km SE of Unalaska, Alaska · 3304 days ago · 31 km deep · 79 km away
  44. 3.580 km S of Unalaska, Alaska · 3304 days ago · 45 km deep · 25 km away
  45. 1.626 km SE of Unalaska, Alaska · 3304 days ago · 69 km deep · 76 km away
  46. 1.527 km W of Dutch Harbor, Alaska · 3302 days ago · 7 km deep · 71 km away
  47. 1.913 km SE of Unalaska, Alaska · 3301 days ago · 7 km deep · 74 km away
  48. 1.666 km SW of Unalaska, Alaska · 3301 days ago · 14 km deep · 23 km away
  49. 1.670 km WSW of Unalaska, Alaska · 3300 days ago · 10 km deep · 44 km away
  50. 1.778 km SE of Unalaska, Alaska · 3299 days ago · 20 km deep · 96 km away
  51. 2.019 km W of Dutch Harbor, Alaska · 3298 days ago · 5 km deep · 70 km away
  52. 1.548 km SW of Unalaska, Alaska · 3297 days ago · 17 km deep · 33 km away
  53. 1.619 km WSW of Dutch Harbor, Alaska · 3296 days ago · 6 km deep · 67 km away
  54. 1.718 km W of Dutch Harbor, Alaska · 3296 days ago · 7 km deep · 69 km away
  55. 1.980 km S of Unalaska, Alaska · 3295 days ago · 26 km deep · 27 km away
  56. 1.872 km SE of Unalaska, Alaska · 3292 days ago · 20 km deep · 98 km away
  57. 2.1124 km S of Unalaska, Alaska · 3288 days ago · 15 km deep · 61 km away
  58. 1.884 km SSW of Unalaska, Alaska · 3288 days ago · 26 km deep · 24 km away
  59. 1.677 km SE of Unalaska, Alaska · 3287 days ago · 26 km deep · 99 km away
  60. 1.553 km SSE of Unalaska, Alaska · 3287 days ago · 45 km deep · 67 km away

The first 60 of 85.

Before

  1. 1.6104 km E of Nikolski, Alaska · 3328 days ago · 49 km deep · 40 km away
  2. 1.673 km WSW of Unalaska, Alaska · 3328 days ago · 13 km deep · 48 km away
  3. 2.271 km WSW of Unalaska, Alaska · 3328 days ago · 13 km deep · 50 km away
  4. 1.7134 km S of Unalaska, Alaska · 3328 days ago · 24 km deep · 77 km away
  5. 2.6124 km S of Unalaska, Alaska · 3328 days ago · 8 km deep · 56 km away
  6. 2.2137 km ESE of Nikolski, Alaska · 3329 days ago · 20 km deep · 73 km away
  7. 1.730 km SE of Unalaska, Alaska · 3329 days ago · 72 km deep · 76 km away
  8. 1.568 km WSW of Unalaska, Alaska · 3331 days ago · 16 km deep · 44 km away
  9. 2.130 km WSW of Unalaska, Alaska · 3331 days ago · 10 km deep · 54 km away
  10. 1.8105 km E of Nikolski, Alaska · 3332 days ago · 35 km deep · 46 km away
  11. 2.567 km E of Nikolski, Alaska · 3332 days ago · 50 km deep · 59 km away
  12. 1.873 km S of Unalaska, Alaska · 3333 days ago · 36 km deep · 27 km away
  13. 2.979 km S of Unalaska, Alaska · 3333 days ago · 35 km deep · 33 km away
  14. 2.073 km WSW of Unalaska, Alaska · 3333 days ago · 13 km deep · 42 km away
  15. 2.168 km SW of Unalaska, Alaska · 3333 days ago · 15 km deep · 23 km away
  16. 1.535 km SSW of Unalaska, Alaska · 3334 days ago · 73 km deep · 42 km away
  17. 1.791 km SSW of Unalaska, Alaska · 3334 days ago · 15 km deep · 18 km away
  18. 1.8126 km SSW of Unalaska, Alaska · 3335 days ago · 66 km deep · 56 km away
  19. 1.570 km WSW of Unalaska, Alaska · 3335 days ago · 13 km deep · 38 km away
  20. 1.6Fox Islands, Aleutian Islands, Alaska · 3336 days ago · 13 km deep · 36 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017asqjntc (also filed as ak16751624). Read Fri, Oct 2, 2026, 3:02 AM UTC.