Alaska earthquakes

M1.6 earthquake 131 km W of Adak, Alaska

A magnitude 1.6 earthquake struck 131 km W of Adak, Alaska on Tue, Jun 20, 2017, 3:04 AM HADT (12:04 UTC), 15 km (10 mi) below the surface.

A larger quake followed: M4.8 138 km WSW 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
1.6 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-06-20 12:04:22 UTC
Depth
15.3 km (9.5 mi), shallow
Epicenter
51.747° N, 178.530° 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: at least 201 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 1.5133 km W of Adak, Alaska · 3391 days ago · 14 km deep · 3 km away
  2. 1.8131 km W of Adak, Alaska · 3391 days ago · 15 km deep · 3 km away
  3. 1.6111 km SW of Adak, Alaska · 3391 days ago · 52 km deep · 66 km away
  4. 3.1123 km WSW of Adak, Alaska · 3391 days ago · 18 km deep · 22 km away
  5. 1.5129 km WSW of Adak, Alaska · 3391 days ago · 7 km deep · 19 km away
  6. 2.2131 km W of Adak, Alaska · 3391 days ago · 16 km deep · 2 km away
  7. 2.5130 km WSW of Adak, Alaska · 3391 days ago · 6 km deep · 41 km away
  8. 2.9132 km WSW of Adak, Alaska · 3391 days ago · 16 km deep · 15 km away
  9. 2.598 km SW of Adak, Alaska · 3391 days ago · 45 km deep · 68 km away
  10. 2.1121 km WSW of Adak, Alaska · 3391 days ago · 20 km deep · 20 km away
  11. 1.6128 km WSW of Adak, Alaska · 3390 days ago · 7 km deep · 17 km away
  12. 3.9128 km W of Adak, Alaska · 3390 days ago · 132 km deep · 30 km away
  13. 2.5132 km W of Adak, Alaska · 3390 days ago · 26 km deep · 14 km away
  14. 1.8205 km W of Adak, Alaska · 3390 days ago · 6 km deep · 74 km away
  15. 2.1100 km WSW of Adak, Alaska · 3390 days ago · 27 km deep · 49 km away
  16. 1.7131 km W of Adak, Alaska · 3390 days ago · 13 km deep · 5 km away
  17. 1.759 km W of Adak, Alaska · 3390 days ago · 7 km deep · 72 km away
  18. 1.8130 km WSW of Adak, Alaska · 3390 days ago · 13 km deep · 13 km away
  19. 1.9122 km WSW of Adak, Alaska · 3390 days ago · 7 km deep · 21 km away
  20. 2.4126 km W of Adak, Alaska · 3390 days ago · 17 km deep · 10 km away
  21. 1.9124 km W of Adak, Alaska · 3390 days ago · 14 km deep · 9 km away
  22. 2.0127 km WSW of Adak, Alaska · 3390 days ago · 13 km deep · 12 km away
  23. 1.7132 km W of Adak, Alaska · 3390 days ago · 14 km deep · 1 km away
  24. 2.2126 km WSW of Adak, Alaska · 3390 days ago · 13 km deep · 12 km away
  25. 4.4126 km WSW of Adak, Alaska · 3390 days ago · 10 km deep · 23 km away
  26. 1.8131 km W of Adak, Alaska · 3390 days ago · 14 km deep · 4 km away
  27. 1.7125 km WSW of Adak, Alaska · 3390 days ago · 8 km deep · 14 km away
  28. 3.1128 km WSW of Adak, Alaska · 3390 days ago · 19 km deep · 23 km away
  29. 2.4125 km W of Adak, Alaska · 3390 days ago · 17 km deep · 7 km away
  30. 1.7125 km WSW of Adak, Alaska · 3390 days ago · 10 km deep · 13 km away
  31. 2.2125 km WSW of Adak, Alaska · 3390 days ago · 12 km deep · 16 km away
  32. 3.5126 km WSW of Adak, Alaska · 3390 days ago · 10 km deep · 16 km away
  33. 2.072 km SW of Adak, Alaska · 3390 days ago · 16 km deep · 92 km away
  34. 2.0126 km WSW of Adak, Alaska · 3389 days ago · 13 km deep · 18 km away
  35. 1.6Andreanof Islands, Aleutian Islands, Alaska · 3389 days ago · 11 km deep · 71 km away
  36. 1.568 km SW of Adak, Alaska · 3389 days ago · 46 km deep · 79 km away
  37. 2.0121 km WSW of Adak, Alaska · 3389 days ago · 13 km deep · 15 km away
  38. 2.0124 km WSW of Adak, Alaska · 3389 days ago · 8 km deep · 15 km away
  39. 2.0122 km WSW of Adak, Alaska · 3389 days ago · 5 km deep · 15 km away
  40. 2.1131 km W of Adak, Alaska · 3389 days ago · 15 km deep · 12 km away
  41. 1.9125 km W of Adak, Alaska · 3389 days ago · 14 km deep · 7 km away
  42. 1.9129 km W of Adak, Alaska · 3389 days ago · 14 km deep · 9 km away
  43. 3.1166 km WSW of Adak, Alaska · 3389 days ago · 17 km deep · 51 km away
  44. 2.7126 km WSW of Adak, Alaska · 3389 days ago · 10 km deep · 34 km away
  45. 2.9126 km WSW of Adak, Alaska · 3389 days ago · 13 km deep · 15 km away
  46. 2.5125 km W of Adak, Alaska · 3388 days ago · 27 km deep · 9 km away
  47. 3.2125 km WSW of Adak, Alaska · 3388 days ago · 14 km deep · 31 km away
  48. 3.0125 km WSW of Adak, Alaska · 3388 days ago · 12 km deep · 38 km away
  49. 2.896 km SW of Adak, Alaska · 3388 days ago · 35 km deep · 74 km away
  50. 2.5163 km W of Adak, Alaska · 3388 days ago · 92 km deep · 33 km away
  51. 2.2127 km W of Adak, Alaska · 3388 days ago · 15 km deep · 7 km away
  52. 2.1140 km WSW of Adak, Alaska · 3388 days ago · 27 km deep · 32 km away
  53. 1.6125 km W of Adak, Alaska · 3388 days ago · 15 km deep · 8 km away
  54. 1.7129 km W of Adak, Alaska · 3388 days ago · 12 km deep · 7 km away
  55. 2.0130 km W of Adak, Alaska · 3388 days ago · 9 km deep · 9 km away
  56. 2.1108 km WSW of Adak, Alaska · 3387 days ago · 4 km deep · 25 km away
  57. 1.9118 km SW of Adak, Alaska · 3387 days ago · 47 km deep · 62 km away
  58. 1.6126 km W of Adak, Alaska · 3387 days ago · 12 km deep · 10 km away
  59. 2.0125 km WSW of Adak, Alaska · 3387 days ago · 5 km deep · 19 km away
  60. 2.1129 km W of Adak, Alaska · 3387 days ago · 14 km deep · 6 km away

The first 60 of at least 201.

Before

  1. 1.5131 km W of Adak, Alaska · 3391 days ago · 13 km deep · 5 km away
  2. 1.8132 km W of Adak, Alaska · 3391 days ago · 22 km deep · 8 km away
  3. 4.1133 km WSW of Adak, Alaska · 3391 days ago · 10 km deep · 16 km away
  4. 4.5139 km WSW of Adak, Alaska · 3391 days ago · 49 km deep · 41 km away
  5. 1.897 km WSW of Adak, Alaska · 3391 days ago · 32 km deep · 48 km away
  6. 2.1206 km W of Adak, Alaska · 3392 days ago · 111 km deep · 76 km away
  7. 1.9130 km WSW of Adak, Alaska · 3392 days ago · 13 km deep · 15 km away
  8. 1.9129 km WSW of Adak, Alaska · 3392 days ago · 60 km deep · 42 km away
  9. 3.6134 km WSW of Adak, Alaska · 3392 days ago · 44 km deep · 49 km away
  10. 1.8112 km SW of Adak, Alaska · 3392 days ago · 48 km deep · 62 km away
  11. 1.5127 km W of Adak, Alaska · 3392 days ago · 14 km deep · 8 km away
  12. 1.9128 km W of Adak, Alaska · 3392 days ago · 15 km deep · 10 km away
  13. 1.6126 km W of Adak, Alaska · 3392 days ago · 20 km deep · 6 km away
  14. 1.5119 km WSW of Adak, Alaska · 3392 days ago · 28 km deep · 33 km away
  15. 1.7133 km WSW of Adak, Alaska · 3392 days ago · 37 km deep · 50 km away
  16. 1.6Andreanof Islands, Aleutian Islands, Alaska · 3392 days ago · 30 km deep · 32 km away
  17. 3.2129 km W of Adak, Alaska · 3392 days ago · 12 km deep · 3 km away
  18. 2.3129 km W of Adak, Alaska · 3392 days ago · 9 km deep · 2 km away
  19. 1.9189 km W of Adak, Alaska · 3392 days ago · 86 km deep · 58 km away
  20. 1.5131 km W of Adak, Alaska · 3392 days ago · 12 km deep · 0 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0177v02gbe (also filed as ak16335724). Read Fri, Oct 2, 2026, 5:37 PM UTC.