Alaska earthquakes

M1.9 earthquake 93 km ESE of Adak, Alaska

A magnitude 1.9 earthquake struck 93 km ESE of Adak, Alaska on Sat, Sep 9, 2017, 7:28 AM HADT (16:28 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M4.4 77 km ESE 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
1.9 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-09 16:28:57 UTC
Depth
47.7 km (29.6 mi), shallow
Epicenter
51.695° N, 175.315° 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
14

Nearby

Within 100 km, magnitude 1.5 and up: 93 in the 60 days after this one and 47 in the 30 days before it.

After

  1. 2.247 km ENE of Adak, Alaska · 3312 days ago · 156 km deep · 57 km away
  2. 2.357 km E of Adak, Alaska · 3311 days ago · 194 km deep · 44 km away
  3. 2.186 km ESE of Adak, Alaska · 3310 days ago · 48 km deep · 33 km away
  4. 3.010 km SSW of Atka, Alaska · 3310 days ago · 229 km deep · 85 km away
  5. 2.322 km NE of Adak, Alaska · 3309 days ago · 12 km deep · 82 km away
  6. 1.851 km SSW of Atka, Alaska · 3308 days ago · 29 km deep · 63 km away
  7. 1.849 km WSW of Atka, Alaska · 3308 days ago · 7 km deep · 46 km away
  8. 2.811 km SSW of Atka, Alaska · 3308 days ago · 79 km deep · 84 km away
  9. 2.380 km SW of Atka, Alaska · 3306 days ago · 13 km deep · 19 km away
  10. 2.749 km SE of Adak, Alaska · 3304 days ago · 46 km deep · 57 km away
  11. 1.951 km WSW of Atka, Alaska · 3304 days ago · 111 km deep · 44 km away
  12. 1.855 km SW of Atka, Alaska · 3304 days ago · 86 km deep · 40 km away
  13. 2.157 km SE of Adak, Alaska · 3303 days ago · 49 km deep · 48 km away
  14. 2.567 km SW of Atka, Alaska · 3300 days ago · 27 km deep · 27 km away
  15. 2.373 km SE of Adak, Alaska · 3299 days ago · 44 km deep · 55 km away
  16. 2.358 km ESE of Adak, Alaska · 3298 days ago · 45 km deep · 38 km away
  17. 2.669 km NE of Adak, Alaska · 3298 days ago · 189 km deep · 72 km away
  18. 2.879 km SE of Adak, Alaska · 3298 days ago · 35 km deep · 58 km away
  19. 2.362 km S of Adak, Alaska · 3298 days ago · 13 km deep · 91 km away
  20. 1.648 km S of Adak, Alaska · 3298 days ago · 21 km deep · 89 km away
  21. 2.257 km NE of Adak, Alaska · 3297 days ago · 147 km deep · 88 km away
  22. 1.965 km SE of Adak, Alaska · 3297 days ago · 35 km deep · 49 km away
  23. 1.545 km WSW of Atka, Alaska · 3296 days ago · 25 km deep · 49 km away
  24. 2.498 km ESE of Adak, Alaska · 3295 days ago · 38 km deep · 15 km away
  25. 2.426 km WNW of Atka, Alaska · 3294 days ago · 175 km deep · 87 km away
  26. 2.974 km SW of Atka, Alaska · 3293 days ago · 41 km deep · 32 km away
  27. 4.477 km ESE of Adak, Alaska · 3293 days ago · 42 km deep · 27 km away
  28. 2.473 km SW of Atka, Alaska · 3293 days ago · 26 km deep · 23 km away
  29. 1.842 km SSE of Adak, Alaska · 3293 days ago · 1 km deep · 69 km away
  30. 2.834 km ENE of Adak, Alaska · 3292 days ago · 14 km deep · 73 km away
  31. 2.036 km NE of Adak, Alaska · 3292 days ago · 5 km deep · 74 km away
  32. 2.359 km SSW of Atka, Alaska · 3292 days ago · 3 km deep · 61 km away
  33. 2.939 km NE of Adak, Alaska · 3292 days ago · 10 km deep · 78 km away
  34. 1.631 km S of Atka, Alaska · 3292 days ago · 68 km deep · 75 km away
  35. 2.784 km ESE of Adak, Alaska · 3292 days ago · 71 km deep · 9 km away
  36. 2.143 km NNE of Adak, Alaska · 3292 days ago · 166 km deep · 96 km away
  37. 1.7Andreanof Islands, Aleutian Islands, Alaska · 3292 days ago · 63 km deep · 80 km away
  38. 1.936 km NE of Adak, Alaska · 3291 days ago · 7 km deep · 74 km away
  39. 1.955 km ESE of Adak, Alaska · 3291 days ago · 51 km deep · 44 km away
  40. 2.090 km ESE of Adak, Alaska · 3290 days ago · 50 km deep · 33 km away
  41. 1.644 km SSW of Atka, Alaska · 3290 days ago · 19 km deep · 57 km away
  42. 2.442 km S of Atka, Alaska · 3289 days ago · 90 km deep · 80 km away
  43. 1.980 km ESE of Adak, Alaska · 3289 days ago · 5 km deep · 13 km away
  44. 1.969 km SW of Atka, Alaska · 3287 days ago · 42 km deep · 29 km away
  45. 2.018 km SW of Atka, Alaska · 3284 days ago · 5 km deep · 76 km away
  46. 1.957 km SSE of Adak, Alaska · 3284 days ago · 26 km deep · 70 km away
  47. 2.2Andreanof Islands, Aleutian Islands, Alaska · 3283 days ago · 15 km deep · 87 km away
  48. 2.1100 km SE of Adak, Alaska · 3283 days ago · 19 km deep · 72 km away
  49. 2.762 km S of Atka, Alaska · 3281 days ago · 21 km deep · 82 km away
  50. 2.390 km SW of Atka, Alaska · 3280 days ago · 26 km deep · 11 km away
  51. 2.542 km SSE of Adak, Alaska · 3280 days ago · 53 km deep · 75 km away
  52. 1.949 km WSW of Atka, Alaska · 3279 days ago · 13 km deep · 49 km away
  53. 1.653 km S of Atka, Alaska · 3278 days ago · 21 km deep · 81 km away
  54. 2.275 km ESE of Adak, Alaska · 3277 days ago · 46 km deep · 18 km away
  55. 4.080 km ENE of Adak, Alaska · 3276 days ago · 188 km deep · 65 km away
  56. 2.086 km S of Atka, Alaska · 3275 days ago · 28 km deep · 77 km away
  57. 2.579 km SW of Atka, Alaska · 3274 days ago · 35 km deep · 30 km away
  58. 1.930 km S of Atka, Alaska · 3274 days ago · 64 km deep · 78 km away
  59. 2.282 km ESE of Adak, Alaska · 3273 days ago · 47 km deep · 27 km away
  60. 2.283 km ESE of Adak, Alaska · 3273 days ago · 57 km deep · 21 km away

The first 60 of 93.

Before

  1. 2.6104 km SSW of Atka, Alaska · 3313 days ago · 33 km deep · 54 km away
  2. 2.437 km W of Atka, Alaska · 3314 days ago · 13 km deep · 67 km away
  3. 2.224 km SE of Adak, Alaska · 3314 days ago · 59 km deep · 75 km away
  4. 1.646 km SE of Adak, Alaska · 3317 days ago · 25 km deep · 64 km away
  5. 2.237 km SSE of Adak, Alaska · 3317 days ago · 42 km deep · 74 km away
  6. 2.458 km SSE of Atka, Alaska · 3318 days ago · 7 km deep · 97 km away
  7. 3.812 km E of Adak, Alaska · 3318 days ago · 72 km deep · 80 km away
  8. 3.170 km ESE of Adak, Alaska · 3318 days ago · 46 km deep · 24 km away
  9. 2.352 km SE of Adak, Alaska · 3320 days ago · 44 km deep · 63 km away
  10. 1.770 km SSE of Adak, Alaska · 3320 days ago · 17 km deep · 89 km away
  11. 1.789 km S of Atka, Alaska · 3320 days ago · 16 km deep · 92 km away
  12. 3.979 km S of Atka, Alaska · 3320 days ago · 43 km deep · 92 km away
  13. 1.959 km SE of Adak, Alaska · 3321 days ago · 45 km deep · 60 km away
  14. 2.543 km ENE of Adak, Alaska · 3322 days ago · 165 km deep · 61 km away
  15. 2.456 km S of Adak, Alaska · 3322 days ago · 22 km deep · 89 km away
  16. 1.781 km E of Adak, Alaska · 3322 days ago · 15 km deep · 12 km away
  17. 2.1128 km SE of Adak, Alaska · 3323 days ago · 26 km deep · 59 km away
  18. 1.9Andreanof Islands, Aleutian Islands, Alaska · 3324 days ago · 47 km deep · 10 km away
  19. 1.746 km SSW of Atka, Alaska · 3324 days ago · 31 km deep · 55 km away
  20. 1.733 km SSE of Adak, Alaska · 3324 days ago · 49 km deep · 74 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017bl14ilw (also filed as ak16790654). Read Sun, Oct 4, 2026, 8:27 PM UTC.