Alaska earthquakes

M2.1 earthquake 87 km SW of Atka, Alaska

A magnitude 2.1 earthquake struck 87 km SW of Atka, Alaska on Thu, Aug 3, 2023, 7:13 AM HADT (16:13 UTC), 26 km (16 mi) below the surface.

A larger quake followed: M5.0 44 km SSE 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), micro
Local time
UTC
2023-08-03 16:13:03 UTC
Depth
25.6 km (15.9 mi), shallow
Epicenter
51.614° N, 175.066° 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
17

Nearby

Within 100 km, magnitude 1.5 and up: 190 in the 60 days after this one and 101 in the 30 days before it.

After

  1. 3.275 km W of Atka, Alaska · 1154 days ago · 123 km deep · 59 km away
  2. 3.050 km W of Atka, Alaska · 1154 days ago · 143 km deep · 75 km away
  3. 3.133 km NW of Atka, Alaska · 1154 days ago · 169 km deep · 94 km away
  4. 2.566 km SE of Adak, Alaska · 1153 days ago · 35 km deep · 54 km away
  5. 3.527 km SSE of Atka, Alaska · 1153 days ago · 59 km deep · 83 km away
  6. 1.859 km SE of Adak, Alaska · 1152 days ago · 22 km deep · 67 km away
  7. 1.738 km SSE of Adak, Alaska · 1152 days ago · 34 km deep · 92 km away
  8. 2.9137 km SE of Adak, Alaska · 1152 days ago · 10 km deep · 84 km away
  9. 1.634 km SSE of Adak, Alaska · 1151 days ago · 41 km deep · 95 km away
  10. 3.179 km SSE of Atka, Alaska · 1151 days ago · 35 km deep · 98 km away
  11. 1.851 km SSE of Adak, Alaska · 1151 days ago · 26 km deep · 85 km away
  12. 1.661 km ESE of Adak, Alaska · 1151 days ago · 35 km deep · 56 km away
  13. 2.057 km SE of Adak, Alaska · 1150 days ago · 23 km deep · 71 km away
  14. 2.8Andreanof Islands, Aleutian Islands, Alaska · 1150 days ago · 13 km deep · 52 km away
  15. 1.877 km W of Atka, Alaska · 1150 days ago · 82 km deep · 62 km away
  16. 2.5156 km S of Atka, Alaska · 1150 days ago · 10 km deep · 95 km away
  17. 2.454 km E of Adak, Alaska · 1150 days ago · 75 km deep · 58 km away
  18. 3.0124 km SSW of Atka, Alaska · 1149 days ago · 10 km deep · 42 km away
  19. 1.5Andreanof Islands, Aleutian Islands, Alaska · 1149 days ago · 33 km deep · 91 km away
  20. 3.3Andreanof Islands, Aleutian Islands, Alaska · 1148 days ago · 39 km deep · 15 km away
  21. 1.738 km E of Adak, Alaska · 1147 days ago · 82 km deep · 74 km away
  22. 1.560 km SSE of Adak, Alaska · 1147 days ago · 23 km deep · 81 km away
  23. 2.6106 km SE of Adak, Alaska · 1147 days ago · 35 km deep · 59 km away
  24. 3.156 km SW of Atka, Alaska · 1147 days ago · 19 km deep · 31 km away
  25. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1147 days ago · 23 km deep · 54 km away
  26. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1146 days ago · 72 km deep · 77 km away
  27. 2.822 km WNW of Atka, Alaska · 1146 days ago · 174 km deep · 84 km away
  28. 1.844 km S of Atka, Alaska · 1146 days ago · 11 km deep · 55 km away
  29. 1.761 km SE of Adak, Alaska · 1146 days ago · 26 km deep · 77 km away
  30. 1.831 km ESE of Atka, Alaska · 1146 days ago · 8 km deep · 100 km away
  31. 1.5110 km SW of Atka, Alaska · 1146 days ago · 13 km deep · 26 km away
  32. 1.779 km WSW of Atka, Alaska · 1146 days ago · 35 km deep · 29 km away
  33. 2.841 km S of Atka, Alaska · 1146 days ago · 52 km deep · 65 km away
  34. 1.568 km SSE of Adak, Alaska · 1146 days ago · 20 km deep · 92 km away
  35. 1.659 km SE of Adak, Alaska · 1146 days ago · 26 km deep · 65 km away
  36. 2.768 km ENE of Adak, Alaska · 1145 days ago · 216 km deep · 63 km away
  37. 1.566 km SSE of Adak, Alaska · 1145 days ago · 22 km deep · 97 km away
  38. 1.981 km WSW of Atka, Alaska · 1145 days ago · 70 km deep · 43 km away
  39. 2.842 km WSW of Atka, Alaska · 1145 days ago · 90 km deep · 56 km away
  40. 2.019 km WNW of Atka, Alaska · 1145 days ago · 137 km deep · 80 km away
  41. 2.137 km S of Atka, Alaska · 1144 days ago · 57 km deep · 64 km away
  42. 1.614 km E of Adak, Alaska · 1144 days ago · 113 km deep · 99 km away
  43. 3.267 km SSE of Atka, Alaska · 1144 days ago · 10 km deep · 87 km away
  44. 3.488 km ESE of Adak, Alaska · 1144 days ago · 35 km deep · 26 km away
  45. 1.591 km SW of Atka, Alaska · 1144 days ago · 32 km deep · 4 km away
  46. 1.559 km SE of Adak, Alaska · 1144 days ago · 25 km deep · 66 km away
  47. 1.552 km WSW of Atka, Alaska · 1143 days ago · 13 km deep · 52 km away
  48. 1.995 km S of Atka, Alaska · 1143 days ago · 26 km deep · 55 km away
  49. 2.646 km SSE of Adak, Alaska · 1142 days ago · 37 km deep · 93 km away
  50. 2.175 km ESE of Adak, Alaska · 1142 days ago · 25 km deep · 42 km away
  51. 1.771 km SW of Atka, Alaska · 1141 days ago · 26 km deep · 16 km away
  52. 1.946 km SSE of Atka, Alaska · 1141 days ago · 25 km deep · 74 km away
  53. 2.968 km SE of Adak, Alaska · 1140 days ago · 35 km deep · 72 km away
  54. 1.6Andreanof Islands, Aleutian Islands, Alaska · 1140 days ago · 25 km deep · 86 km away
  55. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1140 days ago · 19 km deep · 72 km away
  56. 1.655 km SW of Atka, Alaska · 1139 days ago · 41 km deep · 33 km away
  57. 1.562 km ESE of Adak, Alaska · 1139 days ago · 59 km deep · 50 km away
  58. 1.8133 km S of Atka, Alaska · 1139 days ago · 5 km deep · 93 km away
  59. 1.8Andreanof Islands, Aleutian Islands, Alaska · 1139 days ago · 25 km deep · 17 km away
  60. 3.669 km SE of Adak, Alaska · 1139 days ago · 35 km deep · 57 km away

The first 60 of 190.

Before

  1. 1.869 km SE of Adak, Alaska · 1154 days ago · 22 km deep · 73 km away
  2. 2.760 km SSW of Atka, Alaska · 1155 days ago · 35 km deep · 39 km away
  3. 3.183 km SSE of Adak, Alaska · 1156 days ago · 35 km deep · 99 km away
  4. 2.980 km SSE of Adak, Alaska · 1156 days ago · 35 km deep · 96 km away
  5. 1.768 km SSE of Adak, Alaska · 1156 days ago · 19 km deep · 97 km away
  6. 2.236 km NE of Adak, Alaska · 1157 days ago · 119 km deep · 100 km away
  7. 2.7Andreanof Islands, Aleutian Islands, Alaska · 1157 days ago · 35 km deep · 97 km away
  8. 3.470 km SSE of Adak, Alaska · 1157 days ago · 35 km deep · 99 km away
  9. 3.375 km SSE of Adak, Alaska · 1157 days ago · 35 km deep · 100 km away
  10. 3.176 km SSE of Adak, Alaska · 1157 days ago · 20 km deep · 99 km away
  11. 2.813 km SW of Atka, Alaska · 1158 days ago · 211 km deep · 74 km away
  12. 2.374 km ENE of Adak, Alaska · 1158 days ago · 147 km deep · 80 km away
  13. 1.660 km SE of Adak, Alaska · 1158 days ago · 26 km deep · 64 km away
  14. 1.9Andreanof Islands, Aleutian Islands, Alaska · 1158 days ago · 116 km deep · 90 km away
  15. 2.663 km S of Atka, Alaska · 1158 days ago · 10 km deep · 50 km away
  16. 1.869 km WSW of Atka, Alaska · 1158 days ago · 51 km deep · 30 km away
  17. 1.971 km ESE of Adak, Alaska · 1159 days ago · 32 km deep · 43 km away
  18. 2.769 km NE of Adak, Alaska · 1160 days ago · 211 km deep · 90 km away
  19. 1.558 km SSE of Adak, Alaska · 1160 days ago · 23 km deep · 78 km away
  20. 1.563 km SE of Adak, Alaska · 1161 days ago · 22 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0239vu5cps. Read Wed, Sep 30, 2026, 10:24 PM UTC.