Alaska earthquakes

M2.1 earthquake 236 km WSW of Adak, Alaska

A magnitude 2.1 earthquake struck 236 km WSW of Adak, Alaska on Sat, May 28, 2016, 4:01 AM HADT (13:01 UTC), 91 km (57 mi) below the surface.

A larger quake followed: M4.9 283 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
2.1 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-05-28 13:01:11 UTC
Depth
91.1 km (56.6 mi), intermediate-depth
Epicenter
51.492° N, 179.997° 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
13

Nearby

Within 100 km, magnitude 1.5 and up: 116 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 2.2184 km WSW of Adak, Alaska · 3781 days ago · 4 km deep · 69 km away
  2. 2.1183 km WSW of Adak, Alaska · 3778 days ago · 15 km deep · 60 km away
  3. 4.6228 km WSW of Adak, Alaska · 3777 days ago · 52 km deep · 48 km away
  4. 3.1249 km WSW of Adak, Alaska · 3777 days ago · 60 km deep · 35 km away
  5. 3.9235 km WSW of Adak, Alaska · 3777 days ago · 34 km deep · 37 km away
  6. 2.7221 km W of Adak, Alaska · 3775 days ago · 87 km deep · 52 km away
  7. 2.2166 km WSW of Adak, Alaska · 3775 days ago · 18 km deep · 79 km away
  8. 2.6189 km WSW of Adak, Alaska · 3775 days ago · 9 km deep · 79 km away
  9. 2.6197 km WSW of Adak, Alaska · 3775 days ago · 25 km deep · 74 km away
  10. 2.8239 km WSW of Adak, Alaska · 3773 days ago · 26 km deep · 6 km away
  11. 1.9160 km WSW of Adak, Alaska · 3773 days ago · 35 km deep · 78 km away
  12. 2.7209 km WSW of Adak, Alaska · 3773 days ago · 68 km deep · 29 km away
  13. 1.7143 km WSW of Adak, Alaska · 3773 days ago · 51 km deep · 94 km away
  14. 2.3248 km W of Adak, Alaska · 3770 days ago · 71 km deep · 35 km away
  15. 2.1160 km W of Adak, Alaska · 3768 days ago · 9 km deep · 78 km away
  16. 2.2163 km WSW of Adak, Alaska · 3767 days ago · 79 km deep · 73 km away
  17. 2.4244 km W of Adak, Alaska · 3767 days ago · 73 km deep · 42 km away
  18. 2.6271 km WSW of Adak, Alaska · 3763 days ago · 33 km deep · 51 km away
  19. 2.4239 km WSW of Adak, Alaska · 3763 days ago · 41 km deep · 47 km away
  20. 2.6252 km W of Adak, Alaska · 3760 days ago · 91 km deep · 28 km away
  21. 1.7160 km WSW of Adak, Alaska · 3759 days ago · 51 km deep · 75 km away
  22. 2.5138 km W of Adak, Alaska · 3759 days ago · 82 km deep · 98 km away
  23. 2.7Rat Islands, Aleutian Islands, Alaska · 3759 days ago · 187 km deep · 89 km away
  24. 1.8203 km WSW of Adak, Alaska · 3758 days ago · 52 km deep · 54 km away
  25. 3.3232 km WSW of Adak, Alaska · 3758 days ago · 31 km deep · 28 km away
  26. 2.0241 km W of Adak, Alaska · 3755 days ago · 67 km deep · 5 km away
  27. 1.8Rat Islands, Aleutian Islands, Alaska · 3754 days ago · 42 km deep · 83 km away
  28. 3.7289 km WSW of Adak, Alaska · 3754 days ago · 21 km deep · 64 km away
  29. 4.9283 km WSW of Adak, Alaska · 3754 days ago · 47 km deep · 51 km away
  30. 2.8Rat Islands, Aleutian Islands, Alaska · 3754 days ago · 79 km deep · 86 km away
  31. 1.9175 km W of Adak, Alaska · 3754 days ago · 76 km deep · 61 km away
  32. 2.0285 km WSW of Adak, Alaska · 3754 days ago · 22 km deep · 54 km away
  33. 1.9Rat Islands, Aleutian Islands, Alaska · 3754 days ago · 34 km deep · 84 km away
  34. 2.0252 km W of Adak, Alaska · 3753 days ago · 137 km deep · 48 km away
  35. 2.1Rat Islands, Aleutian Islands, Alaska · 3753 days ago · 54 km deep · 87 km away
  36. 1.6Rat Islands, Aleutian Islands, Alaska · 3752 days ago · 7 km deep · 21 km away
  37. 4.0198 km WSW of Adak, Alaska · 3752 days ago · 76 km deep · 39 km away
  38. 1.6166 km W of Adak, Alaska · 3752 days ago · 11 km deep · 73 km away
  39. 1.9273 km WSW of Adak, Alaska · 3751 days ago · 63 km deep · 37 km away
  40. 4.0Rat Islands, Aleutian Islands, Alaska · 3751 days ago · 10 km deep · 84 km away
  41. 1.8177 km WSW of Adak, Alaska · 3750 days ago · 26 km deep · 82 km away
  42. 1.7Rat Islands, Aleutian Islands, Alaska · 3750 days ago · 83 km deep · 80 km away
  43. 1.7244 km W of Adak, Alaska · 3749 days ago · 7 km deep · 27 km away
  44. 1.7168 km W of Adak, Alaska · 3748 days ago · 11 km deep · 70 km away
  45. 1.8179 km WSW of Adak, Alaska · 3748 days ago · 28 km deep · 74 km away
  46. 1.5170 km W of Adak, Alaska · 3747 days ago · 10 km deep · 68 km away
  47. 1.6168 km W of Adak, Alaska · 3747 days ago · 7 km deep · 68 km away
  48. 2.4236 km WSW of Adak, Alaska · 3747 days ago · 10 km deep · 57 km away
  49. 2.1278 km WSW of Adak, Alaska · 3746 days ago · 18 km deep · 54 km away
  50. 1.7160 km WSW of Adak, Alaska · 3746 days ago · 47 km deep · 100 km away
  51. 1.5293 km WSW of Adak, Alaska · 3746 days ago · 23 km deep · 60 km away
  52. 2.0195 km WSW of Adak, Alaska · 3745 days ago · 17 km deep · 72 km away
  53. 1.9226 km W of Adak, Alaska · 3745 days ago · 154 km deep · 66 km away
  54. 2.2180 km WSW of Adak, Alaska · 3745 days ago · 17 km deep · 84 km away
  55. 2.3200 km W of Adak, Alaska · 3744 days ago · 164 km deep · 67 km away
  56. 1.7226 km W of Adak, Alaska · 3744 days ago · 68 km deep · 16 km away
  57. 2.2256 km WSW of Adak, Alaska · 3744 days ago · 46 km deep · 25 km away
  58. 2.1205 km W of Adak, Alaska · 3744 days ago · 109 km deep · 42 km away
  59. 2.2Rat Islands, Aleutian Islands, Alaska · 3743 days ago · 64 km deep · 89 km away
  60. 2.7Rat Islands, Aleutian Islands, Alaska · 3743 days ago · 18 km deep · 90 km away

The first 60 of 116.

Before

  1. 1.7186 km WSW of Adak, Alaska · 3782 days ago · 5 km deep · 54 km away
  2. 2.1206 km W of Adak, Alaska · 3782 days ago · 71 km deep · 51 km away
  3. 3.7287 km W of Adak, Alaska · 3783 days ago · 74 km deep · 51 km away
  4. 1.9172 km WSW of Adak, Alaska · 3785 days ago · 41 km deep · 64 km away
  5. 1.8154 km WSW of Adak, Alaska · 3785 days ago · 63 km deep · 82 km away
  6. 2.6198 km WSW of Adak, Alaska · 3785 days ago · 4 km deep · 74 km away
  7. 2.1215 km WSW of Adak, Alaska · 3786 days ago · 44 km deep · 23 km away
  8. 2.0195 km W of Adak, Alaska · 3789 days ago · 68 km deep · 44 km away
  9. 4.1237 km WSW of Adak, Alaska · 3792 days ago · 22 km deep · 53 km away
  10. 2.5176 km WSW of Adak, Alaska · 3793 days ago · 8 km deep · 79 km away
  11. 2.3177 km WSW of Adak, Alaska · 3793 days ago · 16 km deep · 70 km away
  12. 4.5216 km W of Adak, Alaska · 3795 days ago · 74 km deep · 27 km away
  13. 3.9182 km W of Adak, Alaska · 3796 days ago · 73 km deep · 54 km away
  14. 2.6260 km WSW of Adak, Alaska · 3797 days ago · 55 km deep · 24 km away
  15. 1.9217 km W of Adak, Alaska · 3797 days ago · 76 km deep · 48 km away
  16. 1.8178 km WSW of Adak, Alaska · 3797 days ago · 43 km deep · 69 km away
  17. 1.9179 km WSW of Adak, Alaska · 3798 days ago · 36 km deep · 61 km away
  18. 1.9149 km W of Adak, Alaska · 3799 days ago · 33 km deep · 88 km away
  19. 3.2Rat Islands, Aleutian Islands, Alaska · 3800 days ago · 57 km deep · 91 km away
  20. 2.9Rat Islands, Aleutian Islands, Alaska · 3800 days ago · 7 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0166umtl32 (also filed as ak13636453). Read Sun, Oct 4, 2026, 3:17 PM UTC.