Alaska earthquakes

M2.0 earthquake 259 km W of Adak, Alaska

A magnitude 2.0 earthquake struck 259 km W of Adak, Alaska on Sun, May 31, 2026, 1:44 AM GMT+12 (13:44 UTC), 4 km (2 mi) below the surface.

A larger quake followed: M5.0 212 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
2.0 (ML, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2026-05-30 13:44:24 UTC
Depth
3.9 km (2.4 mi), shallow
Epicenter
51.904° N, 179.599° 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.

Location uncertainty
About 0.6 km horizontally, 0.7 km in depth
Magnitude uncertainty
±0.35
Depth from
From location
Station coverage gap
113°
Stations used
8

Nearby

Within 100 km, magnitude 1.5 and up: 115 in the 60 days after this one and 45 in the 30 days before it.

After

  1. 3.0201 km WSW of Adak, Alaska · 126 days ago · 28 km deep · 94 km away
  2. 3.3Rat Islands, Aleutian Islands, Alaska · 126 days ago · 77 km deep · 69 km away
  3. 3.1299 km WSW of Adak, Alaska · 126 days ago · 35 km deep · 94 km away
  4. 2.5Rat Islands, Aleutian Islands, Alaska · 126 days ago · 43 km deep · 78 km away
  5. 2.5246 km WSW of Adak, Alaska · 125 days ago · 13 km deep · 78 km away
  6. 2.3Rat Islands, Aleutian Islands, Alaska · 124 days ago · 61 km deep · 70 km away
  7. 1.6Rat Islands, Aleutian Islands, Alaska · 123 days ago · 14 km deep · 100 km away
  8. 2.8238 km WSW of Adak, Alaska · 123 days ago · 63 km deep · 61 km away
  9. 2.9Rat Islands, Aleutian Islands, Alaska · 122 days ago · 67 km deep · 60 km away
  10. 2.6247 km W of Adak, Alaska · 122 days ago · 76 km deep · 45 km away
  11. 4.2239 km WSW of Adak, Alaska · 120 days ago · 51 km deep · 81 km away
  12. 2.6Rat Islands, Aleutian Islands, Alaska · 119 days ago · 35 km deep · 86 km away
  13. 2.5Rat Islands, Aleutian Islands, Alaska · 119 days ago · 4 km deep · 90 km away
  14. 2.0282 km W of Adak, Alaska · 118 days ago · 82 km deep · 32 km away
  15. 2.9216 km W of Adak, Alaska · 118 days ago · 199 km deep · 45 km away
  16. 3.6Rat Islands, Aleutian Islands, Alaska · 118 days ago · 26 km deep · 88 km away
  17. 2.2215 km W of Adak, Alaska · 118 days ago · 74 km deep · 61 km away
  18. 3.1257 km WSW of Adak, Alaska · 118 days ago · 35 km deep · 72 km away
  19. 2.7279 km W of Adak, Alaska · 118 days ago · 170 km deep · 21 km away
  20. 3.3Rat Islands, Aleutian Islands, Alaska · 117 days ago · 11 km deep · 81 km away
  21. 2.8Rat Islands, Aleutian Islands, Alaska · 117 days ago · 8 km deep · 75 km away
  22. 2.1212 km W of Adak, Alaska · 117 days ago · 89 km deep · 51 km away
  23. 2.6255 km WSW of Adak, Alaska · 117 days ago · 14 km deep · 69 km away
  24. 2.0Rat Islands, Aleutian Islands, Alaska · 117 days ago · 51 km deep · 100 km away
  25. 2.0Rat Islands, Aleutian Islands, Alaska · 117 days ago · 24 km deep · 41 km away
  26. 2.2213 km W of Adak, Alaska · 116 days ago · 122 km deep · 48 km away
  27. 2.5226 km WSW of Adak, Alaska · 116 days ago · 10 km deep · 77 km away
  28. 2.2Rat Islands, Aleutian Islands, Alaska · 116 days ago · 61 km deep · 71 km away
  29. 2.3Rat Islands, Aleutian Islands, Alaska · 116 days ago · 97 km deep · 79 km away
  30. 3.3252 km W of Adak, Alaska · 115 days ago · 69 km deep · 38 km away
  31. 3.2Rat Islands, Aleutian Islands, Alaska · 115 days ago · 83 km deep · 52 km away
  32. 3.1Rat Islands, Aleutian Islands, Alaska · 115 days ago · 128 km deep · 96 km away
  33. 2.8253 km WSW of Adak, Alaska · 114 days ago · 35 km deep · 80 km away
  34. 4.9204 km WSW of Adak, Alaska · 113 days ago · 48 km deep · 81 km away
  35. 2.6211 km WSW of Adak, Alaska · 113 days ago · 28 km deep · 87 km away
  36. 2.9212 km WSW of Adak, Alaska · 113 days ago · 35 km deep · 91 km away
  37. 2.9256 km W of Adak, Alaska · 113 days ago · 107 km deep · 8 km away
  38. 2.7211 km WSW of Adak, Alaska · 113 days ago · 29 km deep · 90 km away
  39. 2.9Rat Islands, Aleutian Islands, Alaska · 113 days ago · 10 km deep · 77 km away
  40. 2.7252 km W of Adak, Alaska · 111 days ago · 73 km deep · 45 km away
  41. 2.8Rat Islands, Aleutian Islands, Alaska · 110 days ago · 128 km deep · 87 km away
  42. 3.0268 km WSW of Adak, Alaska · 110 days ago · 60 km deep · 51 km away
  43. 2.1214 km W of Adak, Alaska · 109 days ago · 127 km deep · 47 km away
  44. 3.1Rat Islands, Aleutian Islands, Alaska · 109 days ago · 102 km deep · 87 km away
  45. 2.3239 km W of Adak, Alaska · 109 days ago · 74 km deep · 42 km away
  46. 5.0212 km WSW of Adak, Alaska · 108 days ago · 31 km deep · 90 km away
  47. 2.5Rat Islands, Aleutian Islands, Alaska · 107 days ago · 51 km deep · 78 km away
  48. 2.5Rat Islands, Aleutian Islands, Alaska · 106 days ago · 64 km deep · 63 km away
  49. 3.8268 km WSW of Adak, Alaska · 106 days ago · 40 km deep · 89 km away
  50. 2.8271 km WSW of Adak, Alaska · 106 days ago · 26 km deep · 97 km away
  51. 3.5267 km WSW of Adak, Alaska · 106 days ago · 26 km deep · 86 km away
  52. 2.7Rat Islands, Aleutian Islands, Alaska · 105 days ago · 93 km deep · 48 km away
  53. 3.1213 km WSW of Adak, Alaska · 104 days ago · 40 km deep · 85 km away
  54. 2.5217 km WSW of Adak, Alaska · 104 days ago · 10 km deep · 81 km away
  55. 2.4263 km W of Adak, Alaska · 103 days ago · 84 km deep · 38 km away
  56. 2.5203 km WSW of Adak, Alaska · 103 days ago · 71 km deep · 81 km away
  57. 2.4Rat Islands, Aleutian Islands, Alaska · 101 days ago · 57 km deep · 90 km away
  58. 3.2286 km W of Adak, Alaska · 100 days ago · 51 km deep · 54 km away
  59. 3.1253 km WSW of Adak, Alaska · 100 days ago · 35 km deep · 73 km away
  60. 2.5168 km W of Adak, Alaska · 99 days ago · 118 km deep · 98 km away

The first 60 of 115.

Before

  1. 3.3203 km WSW of Adak, Alaska · 130 days ago · 72 km deep · 78 km away
  2. 3.0210 km WSW of Adak, Alaska · 130 days ago · 48 km deep · 93 km away
  3. 1.7Rat Islands, Aleutian Islands, Alaska · 130 days ago · 3 km deep · 83 km away
  4. 2.5Rat Islands, Aleutian Islands, Alaska · 130 days ago · 66 km deep · 99 km away
  5. 3.8295 km WSW of Adak, Alaska · 133 days ago · 35 km deep · 89 km away
  6. 2.7210 km WSW of Adak, Alaska · 134 days ago · 40 km deep · 87 km away
  7. 3.1276 km WSW of Adak, Alaska · 134 days ago · 40 km deep · 74 km away
  8. 2.9Rat Islands, Aleutian Islands, Alaska · 136 days ago · 39 km deep · 88 km away
  9. 2.9222 km W of Adak, Alaska · 138 days ago · 90 km deep · 44 km away
  10. 1.7Rat Islands, Aleutian Islands, Alaska · 138 days ago · 10 km deep · 91 km away
  11. 2.7177 km WSW of Adak, Alaska · 146 days ago · 13 km deep · 94 km away
  12. 3.5Rat Islands, Aleutian Islands, Alaska · 146 days ago · 23 km deep · 98 km away
  13. 2.9197 km W of Adak, Alaska · 147 days ago · 110 km deep · 63 km away
  14. 4.3293 km WSW of Adak, Alaska · 147 days ago · 25 km deep · 98 km away
  15. 3.3266 km WSW of Adak, Alaska · 148 days ago · 43 km deep · 71 km away
  16. 3.4264 km WSW of Adak, Alaska · 148 days ago · 35 km deep · 72 km away
  17. 1.5Rat Islands, Aleutian Islands, Alaska · 148 days ago · 14 km deep · 89 km away
  18. 2.5Rat Islands, Aleutian Islands, Alaska · 148 days ago · 56 km deep · 93 km away
  19. 1.9Rat Islands, Aleutian Islands, Alaska · 148 days ago · 12 km deep · 90 km away
  20. 2.6287 km WSW of Adak, Alaska · 148 days ago · 23 km deep · 85 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av94215943. Read Sun, Oct 4, 2026, 5:31 PM UTC.