Alaska earthquakes

M2.1 earthquake 174 km WSW of Adak, Alaska

A magnitude 2.1 earthquake struck 174 km WSW of Adak, Alaska on Fri, Jun 23, 2023, 2:05 AM HADT (11:05 UTC), 24 km (15 mi) below the surface.

A larger quake followed: M4.7 149 km SW 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
2023-06-23 11:05:25 UTC
Depth
23.6 km (14.7 mi), shallow
Epicenter
51.188° N, 178.901° 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
22

Nearby

Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and 142 in the 30 days before it.

After

  1. 2.097 km W of Adak, Alaska · 1197 days ago · 3 km deep · 94 km away
  2. 2.097 km W of Adak, Alaska · 1197 days ago · 3 km deep · 95 km away
  3. 1.797 km W of Adak, Alaska · 1197 days ago · 3 km deep · 94 km away
  4. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1197 days ago · 21 km deep · 46 km away
  5. 2.596 km W of Adak, Alaska · 1196 days ago · 8 km deep · 98 km away
  6. 1.997 km W of Adak, Alaska · 1196 days ago · 3 km deep · 95 km away
  7. 2.096 km W of Adak, Alaska · 1196 days ago · 4 km deep · 95 km away
  8. 2.097 km W of Adak, Alaska · 1196 days ago · 3 km deep · 95 km away
  9. 2.097 km W of Adak, Alaska · 1196 days ago · 4 km deep · 95 km away
  10. 1.997 km W of Adak, Alaska · 1196 days ago · 2 km deep · 94 km away
  11. 2.1132 km WSW of Adak, Alaska · 1196 days ago · 10 km deep · 57 km away
  12. 1.998 km W of Adak, Alaska · 1196 days ago · 3 km deep · 95 km away
  13. 1.9115 km WSW of Adak, Alaska · 1196 days ago · 26 km deep · 59 km away
  14. 1.994 km W of Adak, Alaska · 1195 days ago · 2 km deep · 96 km away
  15. 1.8103 km W of Adak, Alaska · 1195 days ago · 5 km deep · 91 km away
  16. 2.6231 km WSW of Adak, Alaska · 1195 days ago · 10 km deep · 57 km away
  17. 3.1149 km WSW of Adak, Alaska · 1194 days ago · 35 km deep · 28 km away
  18. 3.1Andreanof Islands, Aleutian Islands, Alaska · 1194 days ago · 26 km deep · 30 km away
  19. 1.881 km SW of Adak, Alaska · 1194 days ago · 40 km deep · 95 km away
  20. 1.7240 km WSW of Adak, Alaska · 1194 days ago · 13 km deep · 70 km away
  21. 1.6134 km WSW of Adak, Alaska · 1194 days ago · 11 km deep · 57 km away
  22. 1.6117 km WSW of Adak, Alaska · 1194 days ago · 26 km deep · 58 km away
  23. 1.9224 km WSW of Adak, Alaska · 1194 days ago · 58 km deep · 73 km away
  24. 1.9197 km WSW of Adak, Alaska · 1193 days ago · 35 km deep · 32 km away
  25. 1.6129 km W of Adak, Alaska · 1193 days ago · 11 km deep · 63 km away
  26. 1.7161 km WSW of Adak, Alaska · 1193 days ago · 25 km deep · 14 km away
  27. 1.8224 km W of Adak, Alaska · 1193 days ago · 72 km deep · 84 km away
  28. 3.1136 km W of Adak, Alaska · 1193 days ago · 189 km deep · 94 km away
  29. 2.0108 km SW of Adak, Alaska · 1193 days ago · 36 km deep · 73 km away
  30. 2.692 km W of Adak, Alaska · 1192 days ago · 1 km deep · 95 km away
  31. 1.6142 km WSW of Adak, Alaska · 1192 days ago · 10 km deep · 41 km away
  32. 3.3191 km WSW of Adak, Alaska · 1192 days ago · 26 km deep · 17 km away
  33. 2.991 km W of Adak, Alaska · 1192 days ago · 5 km deep · 94 km away
  34. 1.693 km W of Adak, Alaska · 1191 days ago · 3 km deep · 97 km away
  35. 1.6128 km SW of Adak, Alaska · 1191 days ago · 18 km deep · 54 km away
  36. 1.9126 km W of Adak, Alaska · 1191 days ago · 77 km deep · 63 km away
  37. 1.997 km WSW of Adak, Alaska · 1191 days ago · 20 km deep · 77 km away
  38. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1191 days ago · 19 km deep · 65 km away
  39. 2.1211 km W of Adak, Alaska · 1191 days ago · 86 km deep · 83 km away
  40. 1.7122 km WSW of Adak, Alaska · 1191 days ago · 18 km deep · 52 km away
  41. 1.7115 km WSW of Adak, Alaska · 1191 days ago · 12 km deep · 60 km away
  42. 3.0199 km WSW of Adak, Alaska · 1190 days ago · 35 km deep · 28 km away
  43. 2.2183 km WSW of Adak, Alaska · 1190 days ago · 22 km deep · 21 km away
  44. 2.3143 km W of Adak, Alaska · 1190 days ago · 160 km deep · 99 km away
  45. 2.9172 km W of Adak, Alaska · 1190 days ago · 131 km deep · 79 km away
  46. 1.692 km W of Adak, Alaska · 1190 days ago · 2 km deep · 98 km away
  47. 2.0147 km WSW of Adak, Alaska · 1190 days ago · 24 km deep · 30 km away
  48. 1.8108 km SW of Adak, Alaska · 1190 days ago · 26 km deep · 79 km away
  49. 1.9170 km WSW of Adak, Alaska · 1190 days ago · 27 km deep · 8 km away
  50. 2.0135 km WSW of Adak, Alaska · 1190 days ago · 13 km deep · 49 km away
  51. 1.9125 km WSW of Adak, Alaska · 1190 days ago · 12 km deep · 54 km away
  52. 2.1118 km WSW of Adak, Alaska · 1189 days ago · 16 km deep · 56 km away
  53. 2.5221 km W of Adak, Alaska · 1189 days ago · 88 km deep · 83 km away
  54. 1.9102 km SW of Adak, Alaska · 1189 days ago · 32 km deep · 79 km away
  55. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1188 days ago · 10 km deep · 63 km away
  56. 1.7237 km WSW of Adak, Alaska · 1188 days ago · 16 km deep · 74 km away
  57. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1188 days ago · 85 km deep · 82 km away
  58. 1.8179 km WSW of Adak, Alaska · 1188 days ago · 19 km deep · 7 km away
  59. 2.1178 km WSW of Adak, Alaska · 1188 days ago · 21 km deep · 6 km away
  60. 2.0115 km SW of Adak, Alaska · 1188 days ago · 25 km deep · 75 km away

The first 60 of at least 202.

Before

  1. 1.898 km W of Adak, Alaska · 1197 days ago · 4 km deep · 94 km away
  2. 2.1134 km SW of Adak, Alaska · 1197 days ago · 18 km deep · 51 km away
  3. 2.089 km SW of Adak, Alaska · 1197 days ago · 26 km deep · 88 km away
  4. 2.1136 km WSW of Adak, Alaska · 1197 days ago · 35 km deep · 38 km away
  5. 1.8112 km WSW of Adak, Alaska · 1198 days ago · 16 km deep · 64 km away
  6. 3.9Andreanof Islands, Aleutian Islands, Alaska · 1198 days ago · 102 km deep · 64 km away
  7. 1.783 km SW of Adak, Alaska · 1198 days ago · 42 km deep · 93 km away
  8. 3.5261 km WSW of Adak, Alaska · 1198 days ago · 32 km deep · 91 km away
  9. 2.096 km WSW of Adak, Alaska · 1198 days ago · 53 km deep · 78 km away
  10. 2.5194 km WSW of Adak, Alaska · 1198 days ago · 30 km deep · 27 km away
  11. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1198 days ago · 11 km deep · 81 km away
  12. 1.589 km SW of Adak, Alaska · 1199 days ago · 37 km deep · 88 km away
  13. 1.7137 km WSW of Adak, Alaska · 1200 days ago · 10 km deep · 37 km away
  14. 2.0106 km WSW of Adak, Alaska · 1200 days ago · 48 km deep · 70 km away
  15. 1.996 km WSW of Adak, Alaska · 1201 days ago · 33 km deep · 78 km away
  16. 3.6122 km SW of Adak, Alaska · 1201 days ago · 35 km deep · 58 km away
  17. 1.796 km W of Adak, Alaska · 1201 days ago · -2 km deep · 94 km away
  18. 2.0Rat Islands, Aleutian Islands, Alaska · 1201 days ago · 17 km deep · 92 km away
  19. 3.094 km SW of Adak, Alaska · 1202 days ago · 57 km deep · 82 km away
  20. 1.8255 km WSW of Adak, Alaska · 1202 days ago · 5 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0237zy3a4d. Read Fri, Oct 2, 2026, 3:35 AM UTC.