Alaska earthquakes

M1.5 earthquake 37 km SE of Unalaska, Alaska

A magnitude 1.5 earthquake struck 37 km SE of Unalaska, Alaska on Mon, Mar 21, 2016, 5:12 PM AKDT (01:12 UTC), 25 km (16 mi) below the surface.

A larger quake followed: M3.9 53 km SE of Unalaska, 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
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-03-22 01:12:02 UTC
Depth
25.1 km (15.6 mi), shallow
Epicenter
53.678° N, 166.070° 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
12

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 52 in the 30 days before it.

After

  1. 1.974 km SSW of Unalaska, Alaska · 3848 days ago · 28 km deep · 78 km away
  2. 1.7104 km SE of Akutan, Alaska · 3846 days ago · 14 km deep · 91 km away
  3. 1.8109 km SE of Akutan, Alaska · 3845 days ago · 22 km deep · 99 km away
  4. 1.592 km SE of Unalaska, Alaska · 3845 days ago · 26 km deep · 57 km away
  5. 1.515 km SW of Unalaska, Alaska · 3845 days ago · 92 km deep · 41 km away
  6. 1.697 km SSW of Unalaska, Alaska · 3845 days ago · 25 km deep · 91 km away
  7. 2.355 km SE of Unalaska, Alaska · 3845 days ago · 40 km deep · 19 km away
  8. 2.456 km S of Unalaska, Alaska · 3844 days ago · 16 km deep · 47 km away
  9. 1.924 km ENE of Dutch Harbor, Alaska · 3844 days ago · 6 km deep · 37 km away
  10. 1.825 km ENE of Dutch Harbor, Alaska · 3844 days ago · 7 km deep · 36 km away
  11. 3.083 km SE of Unalaska, Alaska · 3844 days ago · 39 km deep · 48 km away
  12. 1.885 km SSE of Akutan, Alaska · 3842 days ago · 15 km deep · 61 km away
  13. 2.063 km SW of Unalaska, Alaska · 3842 days ago · 80 km deep · 78 km away
  14. 1.879 km WSW of Unalaska, Alaska · 3839 days ago · 31 km deep · 99 km away
  15. 1.873 km S of Unalaska, Alaska · 3838 days ago · 50 km deep · 65 km away
  16. 1.668 km SE of Unalaska, Alaska · 3838 days ago · 14 km deep · 34 km away
  17. 2.169 km SE of Akutan, Alaska · 3838 days ago · 54 km deep · 74 km away
  18. 2.646 km SE of Akutan, Alaska · 3837 days ago · 64 km deep · 52 km away
  19. 1.947 km ESE of Unalaska, Alaska · 3837 days ago · 25 km deep · 12 km away
  20. 2.018 km SSE of Akutan, Alaska · 3837 days ago · 81 km deep · 40 km away
  21. 3.220 km NNE of Dutch Harbor, Alaska · 3835 days ago · 112 km deep · 50 km away
  22. 1.755 km S of Unalaska, Alaska · 3835 days ago · 52 km deep · 43 km away
  23. 1.863 km SSE of Unalaska, Alaska · 3835 days ago · 23 km deep · 34 km away
  24. 2.3104 km SE of Unalaska, Alaska · 3832 days ago · 26 km deep · 68 km away
  25. 2.6Fox Islands, Aleutian Islands, Alaska · 3832 days ago · 91 km deep · 59 km away
  26. 2.083 km SSE of Akutan, Alaska · 3832 days ago · 26 km deep · 58 km away
  27. 1.9105 km SE of Unalaska, Alaska · 3832 days ago · 15 km deep · 71 km away
  28. 3.088 km SSW of Unalaska, Alaska · 3831 days ago · 41 km deep · 84 km away
  29. 1.865 km SE of Unalaska, Alaska · 3830 days ago · 26 km deep · 31 km away
  30. 1.618 km S of Unalaska, Alaska · 3830 days ago · 67 km deep · 30 km away
  31. 1.669 km SE of Unalaska, Alaska · 3830 days ago · 23 km deep · 37 km away
  32. 2.180 km ESE of Akutan, Alaska · 3828 days ago · 59 km deep · 98 km away
  33. 2.189 km SSW of Unalaska, Alaska · 3827 days ago · 43 km deep · 92 km away
  34. 1.852 km ESE of Unalaska, Alaska · 3827 days ago · 26 km deep · 16 km away
  35. 2.383 km SSE of Akutan, Alaska · 3827 days ago · 26 km deep · 59 km away
  36. 2.832 km ESE of Akutan, Alaska · 3826 days ago · 73 km deep · 65 km away
  37. 2.440 km ESE of Akutan, Alaska · 3826 days ago · 65 km deep · 62 km away
  38. 2.194 km SE of Akutan, Alaska · 3826 days ago · 25 km deep · 88 km away
  39. 1.865 km SE of Unalaska, Alaska · 3826 days ago · 45 km deep · 31 km away
  40. 1.771 km SE of Unalaska, Alaska · 3826 days ago · 25 km deep · 36 km away
  41. 3.093 km SE of Akutan, Alaska · 3826 days ago · 42 km deep · 90 km away
  42. 2.063 km SSE of Unalaska, Alaska · 3825 days ago · 47 km deep · 38 km away
  43. 2.478 km SE of Akutan, Alaska · 3824 days ago · 50 km deep · 80 km away
  44. 2.691 km SE of Akutan, Alaska · 3824 days ago · 42 km deep · 86 km away
  45. 2.059 km SSW of Unalaska, Alaska · 3824 days ago · 71 km deep · 66 km away
  46. 2.289 km SE of Akutan, Alaska · 3824 days ago · 20 km deep · 78 km away
  47. 2.383 km SE of Akutan, Alaska · 3823 days ago · 59 km deep · 85 km away
  48. 2.283 km SSE of Akutan, Alaska · 3823 days ago · 42 km deep · 49 km away
  49. 2.110 km SSE of Akutan, Alaska · 3821 days ago · 86 km deep · 48 km away
  50. 2.275 km ESE of Akutan, Alaska · 3819 days ago · 57 km deep · 84 km away
  51. 1.673 km WSW of Unalaska, Alaska · 3818 days ago · 20 km deep · 96 km away
  52. 1.675 km SW of Unalaska, Alaska · 3818 days ago · 13 km deep · 95 km away
  53. 1.974 km WSW of Unalaska, Alaska · 3818 days ago · 12 km deep · 97 km away
  54. 1.772 km WSW of Unalaska, Alaska · 3818 days ago · 19 km deep · 96 km away
  55. 2.096 km SSE of Akutan, Alaska · 3818 days ago · 4 km deep · 72 km away
  56. 2.167 km SSW of Unalaska, Alaska · 3818 days ago · 42 km deep · 64 km away
  57. 2.379 km SSE of Akutan, Alaska · 3816 days ago · 57 km deep · 47 km away
  58. 2.264 km SSW of Unalaska, Alaska · 3814 days ago · 69 km deep · 72 km away
  59. 1.928 km E of Unalaska, Alaska · 3814 days ago · 73 km deep · 18 km away
  60. 1.854 km SW of Unalaska, Alaska · 3814 days ago · 18 km deep · 76 km away

The first 60 of 127.

Before

  1. 2.325 km ENE of Akutan, Alaska · 3849 days ago · 89 km deep · 74 km away
  2. 2.388 km SE of Akutan, Alaska · 3850 days ago · 16 km deep · 73 km away
  3. 2.164 km SE of Akutan, Alaska · 3850 days ago · 43 km deep · 64 km away
  4. 1.887 km SSW of Unalaska, Alaska · 3851 days ago · 18 km deep · 86 km away
  5. 2.5100 km SE of Akutan, Alaska · 3853 days ago · 50 km deep · 93 km away
  6. 2.063 km SW of Unalaska, Alaska · 3854 days ago · 78 km deep · 81 km away
  7. 1.667 km SSW of Unalaska, Alaska · 3854 days ago · 26 km deep · 73 km away
  8. 1.976 km SE of Unalaska, Alaska · 3854 days ago · 42 km deep · 38 km away
  9. 1.960 km SE of Akutan, Alaska · 3854 days ago · 62 km deep · 62 km away
  10. 1.670 km SE of Unalaska, Alaska · 3854 days ago · 17 km deep · 33 km away
  11. 1.947 km S of Akutan, Alaska · 3855 days ago · 61 km deep · 22 km away
  12. 2.295 km SE of Akutan, Alaska · 3855 days ago · 44 km deep · 91 km away
  13. 2.232 km S of Akutan, Alaska · 3857 days ago · 93 km deep · 31 km away
  14. 2.4102 km SE of Akutan, Alaska · 3859 days ago · 26 km deep · 92 km away
  15. 2.157 km SSW of Unalaska, Alaska · 3859 days ago · 90 km deep · 66 km away
  16. 2.174 km SSE of Akutan, Alaska · 3859 days ago · 23 km deep · 47 km away
  17. 2.760 km SE of Unalaska, Alaska · 3859 days ago · 24 km deep · 25 km away
  18. 2.380 km SSE of Unalaska, Alaska · 3860 days ago · 5 km deep · 52 km away
  19. 2.1102 km SSE of Unalaska, Alaska · 3860 days ago · 22 km deep · 74 km away
  20. 2.133 km E of Unalaska, Alaska · 3861 days ago · 73 km deep · 16 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0163rmqgx0 (also filed as ak13207079). Read Sun, Oct 4, 2026, 8:33 PM UTC.