Alaska earthquakes

M2.3 earthquake 291 km W of Adak, Alaska

A magnitude 2.3 earthquake struck 291 km W of Adak, Alaska on Sun, Aug 6, 2017, 10:52 PM GMT+12 (10:52 UTC), 91 km (56 mi) below the surface.

A larger quake followed: M4.8 Rat Islands, Aleutian Islands, 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-08-06 10:52:47 UTC
Depth
90.7 km (56.4 mi), intermediate-depth
Epicenter
51.748° N, 179.147° E
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
19

Nearby

Within 100 km, magnitude 1.5 and up: 98 in the 60 days after this one and 66 in the 30 days before it.

After

  1. 2.1Rat Islands, Aleutian Islands, Alaska · 3343 days ago · 101 km deep · 45 km away
  2. 1.9Rat Islands, Aleutian Islands, Alaska · 3342 days ago · 55 km deep · 60 km away
  3. 1.7Rat Islands, Aleutian Islands, Alaska · 3341 days ago · 1 km deep · 63 km away
  4. 1.7212 km WSW of Adak, Alaska · 3341 days ago · 55 km deep · 99 km away
  5. 1.8Rat Islands, Aleutian Islands, Alaska · 3341 days ago · 10 km deep · 58 km away
  6. 1.8Rat Islands, Aleutian Islands, Alaska · 3341 days ago · 30 km deep · 39 km away
  7. 2.5242 km W of Adak, Alaska · 3340 days ago · 174 km deep · 61 km away
  8. 3.3Rat Islands, Aleutian Islands, Alaska · 3340 days ago · 16 km deep · 70 km away
  9. 2.5Rat Islands, Aleutian Islands, Alaska · 3339 days ago · 10 km deep · 57 km away
  10. 1.9238 km W of Adak, Alaska · 3339 days ago · 87 km deep · 53 km away
  11. 1.9210 km WSW of Adak, Alaska · 3339 days ago · 58 km deep · 88 km away
  12. 2.1Rat Islands, Aleutian Islands, Alaska · 3338 days ago · 108 km deep · 45 km away
  13. 2.4257 km W of Adak, Alaska · 3338 days ago · 56 km deep · 47 km away
  14. 4.1294 km W of Adak, Alaska · 3338 days ago · 171 km deep · 30 km away
  15. 2.1276 km WSW of Adak, Alaska · 3337 days ago · 16 km deep · 81 km away
  16. 2.6291 km WSW of Adak, Alaska · 3337 days ago · 30 km deep · 53 km away
  17. 2.8283 km WSW of Adak, Alaska · 3337 days ago · 22 km deep · 83 km away
  18. 2.0Rat Islands, Aleutian Islands, Alaska · 3335 days ago · 81 km deep · 28 km away
  19. 2.1202 km W of Adak, Alaska · 3335 days ago · 61 km deep · 94 km away
  20. 2.0Rat Islands, Aleutian Islands, Alaska · 3334 days ago · 42 km deep · 40 km away
  21. 2.2249 km WSW of Adak, Alaska · 3333 days ago · 17 km deep · 85 km away
  22. 2.0Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 81 km deep · 30 km away
  23. 2.7Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 16 km deep · 74 km away
  24. 4.8Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 29 km deep · 63 km away
  25. 2.5Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 5 km deep · 65 km away
  26. 2.4Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 13 km deep · 68 km away
  27. 2.3Rat Islands, Aleutian Islands, Alaska · 3333 days ago · 6 km deep · 66 km away
  28. 2.2Rat Islands, Aleutian Islands, Alaska · 3332 days ago · 13 km deep · 61 km away
  29. 2.1Rat Islands, Aleutian Islands, Alaska · 3332 days ago · 14 km deep · 66 km away
  30. 2.4Rat Islands, Aleutian Islands, Alaska · 3332 days ago · 118 km deep · 55 km away
  31. 1.9Rat Islands, Aleutian Islands, Alaska · 3332 days ago · 46 km deep · 43 km away
  32. 3.1277 km WSW of Adak, Alaska · 3330 days ago · 30 km deep · 50 km away
  33. 2.0Rat Islands, Aleutian Islands, Alaska · 3330 days ago · 117 km deep · 54 km away
  34. 2.0Andreanof Islands, Aleutian Islands, Alaska · 3330 days ago · 80 km deep · 64 km away
  35. 1.8229 km WSW of Adak, Alaska · 3330 days ago · 17 km deep · 90 km away
  36. 4.0Rat Islands, Aleutian Islands, Alaska · 3329 days ago · 25 km deep · 66 km away
  37. 2.0292 km WSW of Adak, Alaska · 3329 days ago · 18 km deep · 75 km away
  38. 4.6Rat Islands, Aleutian Islands, Alaska · 3329 days ago · 124 km deep · 63 km away
  39. 2.3Rat Islands, Aleutian Islands, Alaska · 3328 days ago · 25 km deep · 43 km away
  40. 2.9Rat Islands, Aleutian Islands, Alaska · 3328 days ago · 53 km deep · 65 km away
  41. 3.2Rat Islands, Aleutian Islands, Alaska · 3328 days ago · 19 km deep · 64 km away
  42. 2.3238 km WSW of Adak, Alaska · 3327 days ago · 25 km deep · 74 km away
  43. 2.4262 km W of Adak, Alaska · 3327 days ago · 79 km deep · 29 km away
  44. 1.7Rat Islands, Aleutian Islands, Alaska · 3326 days ago · 36 km deep · 40 km away
  45. 3.1Rat Islands, Aleutian Islands, Alaska · 3326 days ago · 56 km deep · 48 km away
  46. 2.3Rat Islands, Aleutian Islands, Alaska · 3325 days ago · 117 km deep · 52 km away
  47. 2.4201 km WSW of Adak, Alaska · 3325 days ago · 58 km deep · 100 km away
  48. 2.5291 km W of Adak, Alaska · 3325 days ago · 71 km deep · 19 km away
  49. 2.4Rat Islands, Aleutian Islands, Alaska · 3324 days ago · 13 km deep · 67 km away
  50. 2.5285 km WSW of Adak, Alaska · 3323 days ago · 5 km deep · 81 km away
  51. 2.4Rat Islands, Aleutian Islands, Alaska · 3323 days ago · 13 km deep · 70 km away
  52. 2.2292 km WSW of Adak, Alaska · 3323 days ago · 18 km deep · 76 km away
  53. 2.1295 km WSW of Adak, Alaska · 3323 days ago · 20 km deep · 74 km away
  54. 1.8Rat Islands, Aleutian Islands, Alaska · 3321 days ago · 3 km deep · 59 km away
  55. 2.0Rat Islands, Aleutian Islands, Alaska · 3321 days ago · 13 km deep · 68 km away
  56. 1.7298 km W of Adak, Alaska · 3321 days ago · 13 km deep · 20 km away
  57. 3.5261 km W of Adak, Alaska · 3320 days ago · 192 km deep · 54 km away
  58. 2.2248 km WSW of Adak, Alaska · 3320 days ago · 5 km deep · 92 km away
  59. 2.6Rat Islands, Aleutian Islands, Alaska · 3320 days ago · 23 km deep · 86 km away
  60. 2.1223 km W of Adak, Alaska · 3320 days ago · 86 km deep · 68 km away

The first 60 of 98.

Before

  1. 2.2Andreanof Islands, Aleutian Islands, Alaska · 3345 days ago · 59 km deep · 85 km away
  2. 1.7299 km W of Adak, Alaska · 3345 days ago · 13 km deep · 26 km away
  3. 1.5Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 30 km deep · 45 km away
  4. 1.6Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 46 km deep · 37 km away
  5. 1.9Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 91 km deep · 44 km away
  6. 1.9Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 31 km deep · 37 km away
  7. 4.5Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 44 km deep · 47 km away
  8. 2.3Rat Islands, Aleutian Islands, Alaska · 3345 days ago · 76 km deep · 22 km away
  9. 4.1Rat Islands, Aleutian Islands, Alaska · 3346 days ago · 115 km deep · 99 km away
  10. 2.3202 km W of Adak, Alaska · 3347 days ago · 125 km deep · 88 km away
  11. 2.5Rat Islands, Aleutian Islands, Alaska · 3347 days ago · 114 km deep · 52 km away
  12. 3.9230 km W of Adak, Alaska · 3348 days ago · 97 km deep · 63 km away
  13. 2.7Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 69 km deep · 41 km away
  14. 2.1Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 107 km deep · 42 km away
  15. 2.3288 km WSW of Adak, Alaska · 3348 days ago · 18 km deep · 73 km away
  16. 1.6Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 64 km deep · 61 km away
  17. 1.8Rat Islands, Aleutian Islands, Alaska · 3348 days ago · 69 km deep · 64 km away
  18. 3.5252 km W of Adak, Alaska · 3350 days ago · 92 km deep · 39 km away
  19. 1.9Rat Islands, Aleutian Islands, Alaska · 3350 days ago · 32 km deep · 40 km away
  20. 3.8Rat Islands, Aleutian Islands, Alaska · 3350 days ago · 128 km deep · 63 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017a0pf8lw (also filed as ak16457051). Read Fri, Oct 2, 2026, 6:16 PM UTC.