Alaska earthquakes

M1.9 earthquake 187 km WSW of Adak, Alaska

A magnitude 1.9 earthquake struck 187 km WSW of Adak, Alaska on Tue, May 23, 2023, 7:44 AM HADT (16:44 UTC), 22 km (14 mi) below the surface.

A larger quake followed: M5.3 135 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
1.9 (ml), micro
Local time
UTC
2023-05-23 16:44:51 UTC
Depth
22.3 km (13.9 mi), shallow
Epicenter
51.246° N, 179.143° 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
20

Nearby

Within 100 km, magnitude 1.5 and up: at least 199 in the 60 days after this one and 94 in the 30 days before it.

After

  1. 2.7174 km WSW of Adak, Alaska · 1225 days ago · 29 km deep · 18 km away
  2. 1.9251 km WSW of Adak, Alaska · 1224 days ago · 7 km deep · 77 km away
  3. 3.1250 km WSW of Adak, Alaska · 1224 days ago · 35 km deep · 63 km away
  4. 2.5143 km WSW of Adak, Alaska · 1224 days ago · 35 km deep · 47 km away
  5. 2.6150 km WSW of Adak, Alaska · 1224 days ago · 26 km deep · 37 km away
  6. 1.989 km WSW of Adak, Alaska · 1223 days ago · 56 km deep · 100 km away
  7. 2.2126 km WSW of Adak, Alaska · 1221 days ago · 33 km deep · 63 km away
  8. 2.2193 km WSW of Adak, Alaska · 1221 days ago · 23 km deep · 18 km away
  9. 2.1236 km WSW of Adak, Alaska · 1220 days ago · 13 km deep · 49 km away
  10. 3.2151 km W of Adak, Alaska · 1219 days ago · 93 km deep · 60 km away
  11. 2.2194 km WSW of Adak, Alaska · 1219 days ago · 26 km deep · 10 km away
  12. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1219 days ago · 13 km deep · 63 km away
  13. 1.6125 km WSW of Adak, Alaska · 1218 days ago · 24 km deep · 62 km away
  14. 2.598 km WSW of Adak, Alaska · 1218 days ago · 81 km deep · 89 km away
  15. 1.8161 km WSW of Adak, Alaska · 1218 days ago · 13 km deep · 36 km away
  16. 2.0129 km SW of Adak, Alaska · 1218 days ago · 28 km deep · 71 km away
  17. 4.5143 km WSW of Adak, Alaska · 1217 days ago · 35 km deep · 48 km away
  18. 2.0107 km SW of Adak, Alaska · 1217 days ago · 20 km deep · 91 km away
  19. 1.9102 km WSW of Adak, Alaska · 1216 days ago · 24 km deep · 90 km away
  20. 3.3130 km WSW of Adak, Alaska · 1216 days ago · 35 km deep · 64 km away
  21. 3.5208 km W of Adak, Alaska · 1216 days ago · 80 km deep · 54 km away
  22. 2.590 km WSW of Adak, Alaska · 1215 days ago · 63 km deep · 99 km away
  23. 3.1203 km WSW of Adak, Alaska · 1214 days ago · 35 km deep · 21 km away
  24. 2.2152 km WSW of Adak, Alaska · 1213 days ago · 65 km deep · 40 km away
  25. 2.2123 km WSW of Adak, Alaska · 1212 days ago · 13 km deep · 65 km away
  26. 1.9134 km WSW of Adak, Alaska · 1212 days ago · 23 km deep · 53 km away
  27. 3.6184 km WSW of Adak, Alaska · 1211 days ago · 32 km deep · 16 km away
  28. 3.6190 km WSW of Adak, Alaska · 1211 days ago · 33 km deep · 14 km away
  29. 2.097 km WSW of Adak, Alaska · 1211 days ago · 57 km deep · 91 km away
  30. 2.2122 km WSW of Adak, Alaska · 1211 days ago · 31 km deep · 70 km away
  31. 3.8131 km W of Adak, Alaska · 1211 days ago · 133 km deep · 85 km away
  32. 1.7110 km WSW of Adak, Alaska · 1211 days ago · 10 km deep · 77 km away
  33. 1.9190 km WSW of Adak, Alaska · 1210 days ago · 22 km deep · 13 km away
  34. 2.5126 km WSW of Adak, Alaska · 1210 days ago · 20 km deep · 63 km away
  35. 1.8100 km WSW of Adak, Alaska · 1209 days ago · 44 km deep · 87 km away
  36. 1.8147 km WSW of Adak, Alaska · 1209 days ago · 11 km deep · 42 km away
  37. 2.1181 km W of Adak, Alaska · 1209 days ago · 112 km deep · 69 km away
  38. 2.6163 km WSW of Adak, Alaska · 1209 days ago · 25 km deep · 33 km away
  39. 1.7114 km WSW of Adak, Alaska · 1209 days ago · 36 km deep · 78 km away
  40. 1.7112 km WSW of Adak, Alaska · 1209 days ago · 24 km deep · 78 km away
  41. 1.7131 km WSW of Adak, Alaska · 1209 days ago · 24 km deep · 60 km away
  42. 3.2181 km WSW of Adak, Alaska · 1208 days ago · 31 km deep · 8 km away
  43. 1.9118 km SW of Adak, Alaska · 1208 days ago · 16 km deep · 88 km away
  44. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1208 days ago · 24 km deep · 82 km away
  45. 2.1159 km W of Adak, Alaska · 1208 days ago · 79 km deep · 81 km away
  46. 1.8101 km W of Adak, Alaska · 1208 days ago · 5 km deep · 99 km away
  47. 2.0155 km WSW of Adak, Alaska · 1208 days ago · 17 km deep · 37 km away
  48. 1.9236 km WSW of Adak, Alaska · 1208 days ago · 20 km deep · 57 km away
  49. 2.6114 km WSW of Adak, Alaska · 1208 days ago · 60 km deep · 73 km away
  50. 1.9108 km WSW of Adak, Alaska · 1207 days ago · 13 km deep · 79 km away
  51. 2.1131 km SW of Adak, Alaska · 1207 days ago · 26 km deep · 69 km away
  52. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1207 days ago · 7 km deep · 93 km away
  53. 2.5211 km W of Adak, Alaska · 1207 days ago · 84 km deep · 64 km away
  54. 1.6231 km W of Adak, Alaska · 1207 days ago · 13 km deep · 81 km away
  55. 3.1Andreanof Islands, Aleutian Islands, Alaska · 1207 days ago · 94 km deep · 72 km away
  56. 3.6165 km WSW of Adak, Alaska · 1206 days ago · 29 km deep · 28 km away
  57. 1.5164 km WSW of Adak, Alaska · 1206 days ago · 11 km deep · 33 km away
  58. 1.8180 km W of Adak, Alaska · 1206 days ago · 65 km deep · 40 km away
  59. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1206 days ago · 11 km deep · 29 km away
  60. 3.0Andreanof Islands, Aleutian Islands, Alaska · 1206 days ago · 10 km deep · 42 km away

The first 60 of at least 199.

Before

  1. 2.6191 km WSW of Adak, Alaska · 1226 days ago · 35 km deep · 5 km away
  2. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1227 days ago · 20 km deep · 9 km away
  3. 2.8206 km W of Adak, Alaska · 1227 days ago · 106 km deep · 77 km away
  4. 2.7130 km WSW of Adak, Alaska · 1227 days ago · 35 km deep · 60 km away
  5. 1.9197 km WSW of Adak, Alaska · 1227 days ago · 65 km deep · 39 km away
  6. 2.7204 km WSW of Adak, Alaska · 1227 days ago · 35 km deep · 20 km away
  7. 2.6134 km SW of Adak, Alaska · 1228 days ago · 36 km deep · 63 km away
  8. 2.9154 km WSW of Adak, Alaska · 1228 days ago · 30 km deep · 43 km away
  9. 2.9241 km WSW of Adak, Alaska · 1228 days ago · 35 km deep · 55 km away
  10. 1.5136 km WSW of Adak, Alaska · 1228 days ago · 26 km deep · 50 km away
  11. 1.9178 km WSW of Adak, Alaska · 1229 days ago · 23 km deep · 16 km away
  12. 2.6178 km WSW of Adak, Alaska · 1229 days ago · 35 km deep · 13 km away
  13. 1.7121 km WSW of Adak, Alaska · 1229 days ago · 26 km deep · 68 km away
  14. 1.8170 km WSW of Adak, Alaska · 1229 days ago · 22 km deep · 27 km away
  15. 1.7108 km W of Adak, Alaska · 1229 days ago · 12 km deep · 93 km away
  16. 1.5125 km WSW of Adak, Alaska · 1229 days ago · 26 km deep · 62 km away
  17. 2.0218 km WSW of Adak, Alaska · 1230 days ago · 20 km deep · 33 km away
  18. 1.7123 km WSW of Adak, Alaska · 1230 days ago · 13 km deep · 65 km away
  19. 1.9191 km WSW of Adak, Alaska · 1230 days ago · 21 km deep · 10 km away
  20. 3.4219 km W of Adak, Alaska · 1230 days ago · 183 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0236krn3sl. Read Wed, Sep 30, 2026, 3:05 PM UTC.