Alaska earthquakes

M1.6 earthquake 221 km WSW of Adak, Alaska

A magnitude 1.6 earthquake struck 221 km WSW of Adak, Alaska on Thu, Jun 15, 2023, 11:03 PM HADT (08:03 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M3.9 Andreanof Islands, Aleutian Islands, 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), micro
Local time
UTC
2023-06-16 08:03:15 UTC
Depth
13.2 km (8.2 mi), shallow
Epicenter
51.341° N, 179.711° 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
21

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 105 in the 30 days before it.

After

  1. 2.1182 km W of Adak, Alaska · 1202 days ago · 97 km deep · 59 km away
  2. 2.1229 km W of Adak, Alaska · 1202 days ago · 157 km deep · 79 km away
  3. 1.7292 km WSW of Adak, Alaska · 1202 days ago · 43 km deep · 74 km away
  4. 2.8221 km WSW of Adak, Alaska · 1202 days ago · 35 km deep · 4 km away
  5. 3.5193 km WSW of Adak, Alaska · 1202 days ago · 35 km deep · 48 km away
  6. 3.1189 km WSW of Adak, Alaska · 1202 days ago · 74 km deep · 34 km away
  7. 2.0149 km W of Adak, Alaska · 1202 days ago · 120 km deep · 89 km away
  8. 1.9172 km WSW of Adak, Alaska · 1202 days ago · 16 km deep · 49 km away
  9. 1.7181 km WSW of Adak, Alaska · 1201 days ago · 44 km deep · 46 km away
  10. 1.8226 km WSW of Adak, Alaska · 1201 days ago · 23 km deep · 11 km away
  11. 1.8225 km W of Adak, Alaska · 1201 days ago · 14 km deep · 48 km away
  12. 1.8255 km WSW of Adak, Alaska · 1200 days ago · 5 km deep · 37 km away
  13. 2.0Rat Islands, Aleutian Islands, Alaska · 1200 days ago · 17 km deep · 33 km away
  14. 1.7137 km WSW of Adak, Alaska · 1198 days ago · 10 km deep · 92 km away
  15. 3.5231 km W of Adak, Alaska · 1198 days ago · 107 km deep · 56 km away
  16. 3.3259 km WSW of Adak, Alaska · 1197 days ago · 31 km deep · 44 km away
  17. 2.5265 km WSW of Adak, Alaska · 1197 days ago · 25 km deep · 47 km away
  18. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1197 days ago · 11 km deep · 25 km away
  19. 2.5194 km WSW of Adak, Alaska · 1197 days ago · 30 km deep · 32 km away
  20. 3.5261 km WSW of Adak, Alaska · 1197 days ago · 32 km deep · 43 km away
  21. 3.9Andreanof Islands, Aleutian Islands, Alaska · 1196 days ago · 102 km deep · 77 km away
  22. 2.1136 km WSW of Adak, Alaska · 1196 days ago · 35 km deep · 90 km away
  23. 2.1174 km WSW of Adak, Alaska · 1195 days ago · 24 km deep · 59 km away
  24. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1195 days ago · 21 km deep · 88 km away
  25. 2.1132 km WSW of Adak, Alaska · 1195 days ago · 10 km deep · 89 km away
  26. 2.6231 km WSW of Adak, Alaska · 1193 days ago · 10 km deep · 33 km away
  27. 2.0Rat Islands, Aleutian Islands, Alaska · 1193 days ago · 79 km deep · 99 km away
  28. 3.1149 km WSW of Adak, Alaska · 1193 days ago · 35 km deep · 86 km away
  29. 3.1Andreanof Islands, Aleutian Islands, Alaska · 1193 days ago · 26 km deep · 89 km away
  30. 1.7240 km WSW of Adak, Alaska · 1193 days ago · 13 km deep · 23 km away
  31. 1.6134 km WSW of Adak, Alaska · 1193 days ago · 11 km deep · 88 km away
  32. 1.9224 km WSW of Adak, Alaska · 1192 days ago · 58 km deep · 19 km away
  33. 1.9197 km WSW of Adak, Alaska · 1192 days ago · 35 km deep · 27 km away
  34. 1.6129 km W of Adak, Alaska · 1192 days ago · 11 km deep · 93 km away
  35. 2.0292 km WSW of Adak, Alaska · 1192 days ago · 19 km deep · 71 km away
  36. 1.7Rat Islands, Aleutian Islands, Alaska · 1192 days ago · 53 km deep · 90 km away
  37. 1.7161 km WSW of Adak, Alaska · 1192 days ago · 25 km deep · 72 km away
  38. 1.8224 km W of Adak, Alaska · 1192 days ago · 72 km deep · 35 km away
  39. 1.6142 km WSW of Adak, Alaska · 1191 days ago · 10 km deep · 79 km away
  40. 3.3191 km WSW of Adak, Alaska · 1191 days ago · 26 km deep · 51 km away
  41. 2.8252 km W of Adak, Alaska · 1190 days ago · 196 km deep · 75 km away
  42. 1.6258 km W of Adak, Alaska · 1190 days ago · 10 km deep · 75 km away
  43. 1.9126 km W of Adak, Alaska · 1190 days ago · 77 km deep · 96 km away
  44. 3.5260 km WSW of Adak, Alaska · 1190 days ago · 65 km deep · 46 km away
  45. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1189 days ago · 19 km deep · 29 km away
  46. 2.1211 km W of Adak, Alaska · 1189 days ago · 86 km deep · 45 km away
  47. 2.3255 km W of Adak, Alaska · 1189 days ago · 67 km deep · 45 km away
  48. 3.0199 km WSW of Adak, Alaska · 1189 days ago · 35 km deep · 32 km away
  49. 2.2183 km WSW of Adak, Alaska · 1189 days ago · 22 km deep · 41 km away
  50. 2.9172 km W of Adak, Alaska · 1189 days ago · 131 km deep · 72 km away
  51. 2.0147 km WSW of Adak, Alaska · 1189 days ago · 24 km deep · 87 km away
  52. 3.7283 km WSW of Adak, Alaska · 1189 days ago · 35 km deep · 64 km away
  53. 1.9170 km WSW of Adak, Alaska · 1188 days ago · 27 km deep · 57 km away
  54. 2.0135 km WSW of Adak, Alaska · 1188 days ago · 13 km deep · 86 km away
  55. 1.9125 km WSW of Adak, Alaska · 1188 days ago · 12 km deep · 96 km away
  56. 2.5221 km W of Adak, Alaska · 1187 days ago · 88 km deep · 37 km away
  57. 2.9Rat Islands, Aleutian Islands, Alaska · 1187 days ago · 35 km deep · 91 km away
  58. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1187 days ago · 10 km deep · 65 km away
  59. 1.7237 km WSW of Adak, Alaska · 1187 days ago · 16 km deep · 17 km away
  60. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1187 days ago · 85 km deep · 97 km away

The first 60 of at least 199.

Before

  1. 1.9Rat Islands, Aleutian Islands, Alaska · 1203 days ago · 20 km deep · 95 km away
  2. 1.8135 km WSW of Adak, Alaska · 1203 days ago · 13 km deep · 86 km away
  3. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1203 days ago · 21 km deep · 92 km away
  4. 3.7225 km W of Adak, Alaska · 1204 days ago · 129 km deep · 63 km away
  5. 3.6245 km W of Adak, Alaska · 1204 days ago · 96 km deep · 45 km away
  6. 1.9134 km WSW of Adak, Alaska · 1204 days ago · 12 km deep · 86 km away
  7. 2.9Rat Islands, Aleutian Islands, Alaska · 1204 days ago · 28 km deep · 87 km away
  8. 1.9163 km WSW of Adak, Alaska · 1204 days ago · 39 km deep · 69 km away
  9. 1.5131 km WSW of Adak, Alaska · 1204 days ago · 10 km deep · 90 km away
  10. 2.7266 km WSW of Adak, Alaska · 1205 days ago · 35 km deep · 45 km away
  11. 1.9229 km W of Adak, Alaska · 1205 days ago · 72 km deep · 27 km away
  12. 1.5149 km SW of Adak, Alaska · 1205 days ago · 19 km deep · 92 km away
  13. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1205 days ago · 19 km deep · 84 km away
  14. 1.5134 km WSW of Adak, Alaska · 1205 days ago · 13 km deep · 87 km away
  15. 3.3135 km WSW of Adak, Alaska · 1205 days ago · 19 km deep · 88 km away
  16. 1.5136 km WSW of Adak, Alaska · 1205 days ago · 17 km deep · 85 km away
  17. 2.6136 km WSW of Adak, Alaska · 1205 days ago · 22 km deep · 86 km away
  18. 1.8136 km WSW of Adak, Alaska · 1205 days ago · 15 km deep · 85 km away
  19. 1.5130 km WSW of Adak, Alaska · 1205 days ago · 14 km deep · 91 km away
  20. 1.6130 km WSW of Adak, Alaska · 1205 days ago · 20 km deep · 90 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0237obj3oj. Read Wed, Sep 30, 2026, 7:25 PM UTC.