Alaska earthquakes

M1.8 earthquake 41 km ENE of Adak, Alaska

A magnitude 1.8 earthquake struck 41 km ENE of Adak, Alaska on Sat, Aug 5, 2017, 4:48 PM HADT (01:48 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M4.6 7 km W of Adak, Alaska. This one was a foreshock.

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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
2017-08-06 01:48:07 UTC
Depth
6.8 km (4.2 mi), shallow
Epicenter
51.989° N, 176.067° 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

Nearby

Within 100 km, magnitude 1.5 and up: 105 in the 60 days after this one and 49 in the 30 days before it.

After

  1. 2.882 km ENE of Adak, Alaska · 3344 days ago · 255 km deep · 44 km away
  2. 1.5Andreanof Islands, Aleutian Islands, Alaska · 3344 days ago · 20 km deep · 55 km away
  3. 1.764 km SSW of Adak, Alaska · 3343 days ago · 26 km deep · 97 km away
  4. 1.660 km SE of Adak, Alaska · 3343 days ago · 23 km deep · 56 km away
  5. 1.854 km SSE of Adak, Alaska · 3342 days ago · 24 km deep · 63 km away
  6. 1.654 km SSE of Adak, Alaska · 3342 days ago · 30 km deep · 67 km away
  7. 3.042 km S of Adak, Alaska · 3342 days ago · 40 km deep · 63 km away
  8. 1.693 km SW of Atka, Alaska · 3341 days ago · 47 km deep · 68 km away
  9. 1.781 km SSE of Adak, Alaska · 3341 days ago · 35 km deep · 91 km away
  10. 1.5Andreanof Islands, Aleutian Islands, Alaska · 3341 days ago · 22 km deep · 78 km away
  11. 2.337 km SW of Adak, Alaska · 3341 days ago · 58 km deep · 77 km away
  12. 1.557 km SW of Atka, Alaska · 3341 days ago · 33 km deep · 92 km away
  13. 1.738 km SSE of Adak, Alaska · 3340 days ago · 45 km deep · 52 km away
  14. 1.985 km ENE of Adak, Alaska · 3339 days ago · 102 km deep · 44 km away
  15. 1.959 km ESE of Adak, Alaska · 3338 days ago · 54 km deep · 35 km away
  16. 2.575 km W of Atka, Alaska · 3338 days ago · 244 km deep · 60 km away
  17. 1.5113 km SSW of Atka, Alaska · 3338 days ago · 17 km deep · 98 km away
  18. 2.223 km SSE of Adak, Alaska · 3338 days ago · 59 km deep · 49 km away
  19. 1.847 km SE of Adak, Alaska · 3337 days ago · 47 km deep · 52 km away
  20. 4.67 km W of Adak, Alaska · 3337 days ago · 78 km deep · 47 km away
  21. 2.266 km SSE of Adak, Alaska · 3336 days ago · 25 km deep · 68 km away
  22. 1.864 km SSW of Adak, Alaska · 3336 days ago · 36 km deep · 98 km away
  23. 2.266 km NNE of Adak, Alaska · 3336 days ago · 172 km deep · 56 km away
  24. 2.316 km SSW of Adak, Alaska · 3334 days ago · 68 km deep · 54 km away
  25. 1.843 km S of Adak, Alaska · 3334 days ago · 24 km deep · 67 km away
  26. 1.610 km WSW of Adak, Alaska · 3334 days ago · 64 km deep · 51 km away
  27. 1.856 km WSW of Adak, Alaska · 3332 days ago · 65 km deep · 97 km away
  28. 1.561 km SW of Atka, Alaska · 3331 days ago · 43 km deep · 90 km away
  29. 1.756 km WSW of Adak, Alaska · 3330 days ago · 69 km deep · 97 km away
  30. 1.675 km ESE of Adak, Alaska · 3330 days ago · 63 km deep · 58 km away
  31. 1.563 km SSW of Atka, Alaska · 3329 days ago · 42 km deep · 98 km away
  32. 1.981 km ESE of Adak, Alaska · 3329 days ago · 55 km deep · 60 km away
  33. 2.243 km SSW of Adak, Alaska · 3328 days ago · 25 km deep · 74 km away
  34. 2.661 km SW of Adak, Alaska · 3328 days ago · 56 km deep · 100 km away
  35. 1.958 km W of Adak, Alaska · 3328 days ago · 92 km deep · 99 km away
  36. 2.365 km ENE of Adak, Alaska · 3326 days ago · 178 km deep · 25 km away
  37. 1.754 km SE of Adak, Alaska · 3326 days ago · 26 km deep · 56 km away
  38. 1.647 km SW of Adak, Alaska · 3326 days ago · 45 km deep · 86 km away
  39. 2.855 km WSW of Adak, Alaska · 3325 days ago · 69 km deep · 96 km away
  40. 1.744 km S of Adak, Alaska · 3325 days ago · 44 km deep · 71 km away
  41. 2.554 km SE of Adak, Alaska · 3325 days ago · 40 km deep · 52 km away
  42. 1.943 km SE of Adak, Alaska · 3324 days ago · 43 km deep · 44 km away
  43. 2.045 km SSE of Adak, Alaska · 3324 days ago · 58 km deep · 63 km away
  44. 1.744 km SW of Adak, Alaska · 3324 days ago · 26 km deep · 81 km away
  45. 2.040 km SSW of Adak, Alaska · 3324 days ago · 26 km deep · 76 km away
  46. 2.036 km ESE of Adak, Alaska · 3323 days ago · 54 km deep · 34 km away
  47. 1.953 km SW of Adak, Alaska · 3323 days ago · 45 km deep · 90 km away
  48. 2.298 km SW of Atka, Alaska · 3323 days ago · 26 km deep · 84 km away
  49. 2.559 km NNE of Adak, Alaska · 3323 days ago · 191 km deep · 38 km away
  50. 1.760 km SSE of Adak, Alaska · 3322 days ago · 56 km deep · 76 km away
  51. 1.733 km SSE of Adak, Alaska · 3322 days ago · 49 km deep · 47 km away
  52. 2.055 km WNW of Adak, Alaska · 3321 days ago · 98 km deep · 92 km away
  53. 1.9Andreanof Islands, Aleutian Islands, Alaska · 3321 days ago · 47 km deep · 70 km away
  54. 1.781 km E of Adak, Alaska · 3320 days ago · 15 km deep · 50 km away
  55. 2.456 km S of Adak, Alaska · 3320 days ago · 22 km deep · 75 km away
  56. 2.543 km ENE of Adak, Alaska · 3319 days ago · 165 km deep · 2 km away
  57. 1.959 km SE of Adak, Alaska · 3319 days ago · 45 km deep · 59 km away
  58. 1.770 km SSE of Adak, Alaska · 3318 days ago · 17 km deep · 85 km away
  59. 2.352 km SE of Adak, Alaska · 3317 days ago · 44 km deep · 55 km away
  60. 3.170 km ESE of Adak, Alaska · 3316 days ago · 46 km deep · 45 km away

The first 60 of 105.

Before

  1. 1.816 km E of Adak, Alaska · 3345 days ago · 61 km deep · 25 km away
  2. 2.745 km NE of Adak, Alaska · 3346 days ago · 180 km deep · 17 km away
  3. 1.786 km SW of Atka, Alaska · 3346 days ago · 23 km deep · 70 km away
  4. 2.992 km WNW of Atka, Alaska · 3346 days ago · 226 km deep · 59 km away
  5. 1.936 km SE of Adak, Alaska · 3348 days ago · 19 km deep · 46 km away
  6. 1.962 km SW of Atka, Alaska · 3348 days ago · 20 km deep · 87 km away
  7. 2.152 km SSW of Adak, Alaska · 3348 days ago · 54 km deep · 85 km away
  8. 1.642 km SE of Adak, Alaska · 3349 days ago · 38 km deep · 43 km away
  9. 1.638 km SE of Adak, Alaska · 3349 days ago · 45 km deep · 41 km away
  10. 3.343 km SE of Adak, Alaska · 3349 days ago · 45 km deep · 42 km away
  11. 5.227 km ESE of Adak, Alaska · 3349 days ago · 61 km deep · 23 km away · felt by 2 · tsunami flag
  12. 3.984 km N of Adak, Alaska · 3350 days ago · 191 km deep · 82 km away
  13. 1.7103 km ESE of Adak, Alaska · 3350 days ago · 30 km deep · 78 km away
  14. 1.555 km SSW of Adak, Alaska · 3350 days ago · 34 km deep · 86 km away
  15. 2.435 km ESE of Adak, Alaska · 3352 days ago · 59 km deep · 30 km away
  16. 2.648 km SW of Atka, Alaska · 3352 days ago · 68 km deep · 90 km away
  17. 2.022 km WNW of Adak, Alaska · 3352 days ago · 84 km deep · 59 km away
  18. 1.940 km SSE of Adak, Alaska · 3353 days ago · 22 km deep · 51 km away
  19. 2.253 km S of Adak, Alaska · 3353 days ago · 23 km deep · 77 km away
  20. 2.156 km SW of Atka, Alaska · 3353 days ago · 73 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017a0k1e66 (also filed as ak16452399). Read Fri, Oct 2, 2026, 3:04 PM UTC.