Alaska earthquakes

M2.2 earthquake 139 km S of Unalaska, Alaska

A magnitude 2.2 earthquake struck 139 km S of Unalaska, Alaska on Thu, Aug 4, 2016, 8:13 PM AKDT (04:13 UTC), 37 km (23 mi) below the surface.

A larger quake followed: M4.6 120 km E 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-08-05 04:13:03 UTC
Depth
37.1 km (23.1 mi), shallow
Epicenter
52.622° N, 166.714° 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: 63 in the 60 days after this one and 97 in the 30 days before it.

After

  1. 2.3136 km S of Unalaska, Alaska · 3711 days ago · 39 km deep · 13 km away
  2. 2.4130 km S of Unalaska, Alaska · 3711 days ago · 15 km deep · 12 km away
  3. 2.199 km S of Unalaska, Alaska · 3711 days ago · 16 km deep · 48 km away
  4. 2.591 km SE of Nikolski, Alaska · 3711 days ago · 26 km deep · 85 km away
  5. 2.088 km SE of Nikolski, Alaska · 3710 days ago · 9 km deep · 82 km away
  6. 1.9148 km S of Unalaska, Alaska · 3710 days ago · 23 km deep · 18 km away
  7. 1.5104 km E of Nikolski, Alaska · 3709 days ago · 14 km deep · 52 km away
  8. 1.9120 km S of Unalaska, Alaska · 3708 days ago · 5 km deep · 20 km away
  9. 2.055 km SW of Unalaska, Alaska · 3707 days ago · 78 km deep · 97 km away
  10. 1.6128 km S of Unalaska, Alaska · 3707 days ago · 26 km deep · 13 km away
  11. 2.5200 km S of Unalaska, Alaska · 3706 days ago · 10 km deep · 73 km away
  12. 2.196 km SSW of Unalaska, Alaska · 3706 days ago · 42 km deep · 46 km away
  13. 2.4127 km S of Unalaska, Alaska · 3705 days ago · 16 km deep · 12 km away
  14. 2.274 km SSW of Unalaska, Alaska · 3704 days ago · 58 km deep · 69 km away
  15. 1.894 km ENE of Nikolski, Alaska · 3704 days ago · 58 km deep · 86 km away
  16. 1.9113 km E of Nikolski, Alaska · 3701 days ago · 21 km deep · 42 km away
  17. 2.3105 km SE of Nikolski, Alaska · 3698 days ago · 26 km deep · 64 km away
  18. 2.5Fox Islands, Aleutian Islands, Alaska · 3698 days ago · 41 km deep · 63 km away
  19. 2.5147 km S of Unalaska, Alaska · 3694 days ago · 27 km deep · 22 km away
  20. 3.5200 km SE of Nikolski, Alaska · 3693 days ago · 13 km deep · 92 km away
  21. 1.985 km SSW of Unalaska, Alaska · 3692 days ago · 26 km deep · 58 km away
  22. 1.7113 km ESE of Nikolski, Alaska · 3691 days ago · 10 km deep · 49 km away
  23. 2.2134 km S of Unalaska, Alaska · 3691 days ago · 15 km deep · 7 km away
  24. 1.8132 km S of Unalaska, Alaska · 3691 days ago · 12 km deep · 8 km away
  25. 2.2128 km S of Unalaska, Alaska · 3690 days ago · 6 km deep · 11 km away · felt by 1
  26. 4.582 km S of Unalaska, Alaska · 3690 days ago · 26 km deep · 58 km away
  27. 1.571 km S of Unalaska, Alaska · 3690 days ago · 47 km deep · 69 km away
  28. 1.790 km SW of Unalaska, Alaska · 3689 days ago · 26 km deep · 90 km away
  29. 2.078 km E of Nikolski, Alaska · 3686 days ago · 26 km deep · 72 km away
  30. 3.286 km E of Nikolski, Alaska · 3686 days ago · 46 km deep · 73 km away
  31. 2.2136 km S of Unalaska, Alaska · 3686 days ago · 37 km deep · 4 km away
  32. 1.885 km SSW of Unalaska, Alaska · 3686 days ago · 26 km deep · 58 km away
  33. 2.3141 km S of Unalaska, Alaska · 3686 days ago · 26 km deep · 4 km away
  34. 2.4192 km SSE of Unalaska, Alaska · 3682 days ago · 14 km deep · 93 km away
  35. 1.9103 km E of Nikolski, Alaska · 3680 days ago · 21 km deep · 53 km away
  36. 1.973 km ENE of Nikolski, Alaska · 3678 days ago · 52 km deep · 90 km away
  37. 1.976 km SW of Unalaska, Alaska · 3674 days ago · 13 km deep · 97 km away
  38. 2.088 km SSW of Unalaska, Alaska · 3674 days ago · 29 km deep · 55 km away
  39. 2.161 km S of Unalaska, Alaska · 3674 days ago · 47 km deep · 78 km away
  40. 1.953 km SSE of Unalaska, Alaska · 3671 days ago · 47 km deep · 99 km away
  41. 2.480 km SSW of Unalaska, Alaska · 3668 days ago · 30 km deep · 61 km away
  42. 2.562 km SSW of Unalaska, Alaska · 3666 days ago · 69 km deep · 87 km away
  43. 2.064 km SSE of Unalaska, Alaska · 3665 days ago · 38 km deep · 96 km away
  44. 1.995 km E of Nikolski, Alaska · 3665 days ago · 25 km deep · 60 km away
  45. 2.3130 km S of Unalaska, Alaska · 3665 days ago · 20 km deep · 10 km away
  46. 2.3138 km S of Unalaska, Alaska · 3665 days ago · 20 km deep · 2 km away
  47. 1.798 km E of Nikolski, Alaska · 3664 days ago · 40 km deep · 71 km away
  48. 1.669 km SSE of Unalaska, Alaska · 3661 days ago · 26 km deep · 96 km away
  49. 3.4127 km ESE of Nikolski, Alaska · 3661 days ago · 28 km deep · 23 km away
  50. 2.6138 km ESE of Nikolski, Alaska · 3661 days ago · 39 km deep · 18 km away
  51. 4.6120 km E of Nikolski, Alaska · 3660 days ago · 46 km deep · 30 km away
  52. 3.1135 km ESE of Nikolski, Alaska · 3660 days ago · 10 km deep · 16 km away
  53. 2.2143 km ESE of Nikolski, Alaska · 3660 days ago · 22 km deep · 20 km away
  54. 2.4135 km ESE of Nikolski, Alaska · 3660 days ago · 8 km deep · 18 km away
  55. 2.1139 km S of Unalaska, Alaska · 3659 days ago · 19 km deep · 11 km away
  56. 1.8112 km S of Unalaska, Alaska · 3658 days ago · 5 km deep · 28 km away
  57. 2.071 km SE of Nikolski, Alaska · 3658 days ago · 35 km deep · 94 km away
  58. 1.792 km SSW of Unalaska, Alaska · 3657 days ago · 72 km deep · 68 km away
  59. 2.6219 km S of Unalaska, Alaska · 3654 days ago · 47 km deep · 91 km away
  60. 2.1121 km S of Unalaska, Alaska · 3653 days ago · 1 km deep · 19 km away

The first 60 of 63.

Before

  1. 1.9132 km S of Unalaska, Alaska · 3712 days ago · 6 km deep · 8 km away
  2. 1.668 km SSW of Unalaska, Alaska · 3712 days ago · 57 km deep · 75 km away
  3. 2.3134 km S of Unalaska, Alaska · 3712 days ago · 14 km deep · 8 km away
  4. 1.7129 km S of Unalaska, Alaska · 3712 days ago · 13 km deep · 11 km away
  5. 2.5128 km S of Unalaska, Alaska · 3713 days ago · 14 km deep · 12 km away
  6. 1.9119 km S of Unalaska, Alaska · 3714 days ago · 5 km deep · 22 km away
  7. 2.1124 km ESE of Nikolski, Alaska · 3714 days ago · 10 km deep · 24 km away
  8. 2.0Fox Islands, Aleutian Islands, Alaska · 3715 days ago · 51 km deep · 16 km away
  9. 2.3125 km S of Unalaska, Alaska · 3715 days ago · 5 km deep · 17 km away
  10. 2.1129 km ESE of Nikolski, Alaska · 3716 days ago · 8 km deep · 27 km away
  11. 2.2132 km ESE of Nikolski, Alaska · 3716 days ago · 24 km deep · 29 km away
  12. 2.0126 km S of Unalaska, Alaska · 3716 days ago · 20 km deep · 15 km away
  13. 3.2Fox Islands, Aleutian Islands, Alaska · 3716 days ago · 26 km deep · 27 km away
  14. 2.0128 km S of Unalaska, Alaska · 3716 days ago · 11 km deep · 12 km away
  15. 2.4118 km SSW of Unalaska, Alaska · 3716 days ago · 8 km deep · 26 km away
  16. 2.0119 km S of Unalaska, Alaska · 3716 days ago · 5 km deep · 20 km away
  17. 2.9119 km S of Unalaska, Alaska · 3716 days ago · 40 km deep · 23 km away
  18. 2.0134 km S of Unalaska, Alaska · 3717 days ago · 16 km deep · 14 km away
  19. 3.084 km SW of Unalaska, Alaska · 3717 days ago · 131 km deep · 88 km away
  20. 3.4126 km S of Unalaska, Alaska · 3717 days ago · 33 km deep · 13 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak016a0lm6oi. Read Sun, Oct 4, 2026, 2:00 AM UTC.