Alaska earthquakes

M1.6 earthquake 19 km WNW of Atka, Alaska

A magnitude 1.6 earthquake struck 19 km WNW of Atka, Alaska on Fri, Oct 13, 2023, 5:22 PM HADT (02:22 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.4 9 km E of Atka, 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, local (Richter)), micro
Magnitude from
AV
Local time
UTC
2023-10-14 02:22:01 UTC
Depth
6.5 km (4.0 mi), shallow
Epicenter
52.239° N, 174.470° 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.

Location uncertainty
About 0.7 km horizontally, 3.3 km in depth
Magnitude uncertainty
±0.28
Depth from
From location
Station coverage gap
303°, poorly surrounded by stations
Stations used
6

Nearby

Within 100 km, magnitude 1.5 and up: 100 in the 60 days after this one and 89 in the 30 days before it.

After

  1. 2.764 km E of Adak, Alaska · 1084 days ago · 145 km deep · 92 km away
  2. 2.078 km W of Atka, Alaska · 1083 days ago · 106 km deep · 60 km away
  3. 3.467 km WSW of Atka, Alaska · 1083 days ago · 84 km deep · 54 km away
  4. 3.259 km SE of Atka, Alaska · 1082 days ago · 26 km deep · 77 km away
  5. 3.236 km N of Atka, Alaska · 1081 days ago · 201 km deep · 33 km away
  6. 3.216 km SSE of Atka, Alaska · 1080 days ago · 83 km deep · 32 km away
  7. 2.381 km ENE of Adak, Alaska · 1079 days ago · 137 km deep · 73 km away
  8. 3.039 km NNW of Atka, Alaska · 1079 days ago · 185 km deep · 31 km away
  9. 1.952 km SSW of Atka, Alaska · 1078 days ago · 37 km deep · 50 km away
  10. 1.7Andreanof Islands, Aleutian Islands, Alaska · 1078 days ago · 10 km deep · 8 km away
  11. 4.126 km NNE of Atka, Alaska · 1077 days ago · 119 km deep · 35 km away
  12. 1.933 km ESE of Atka, Alaska · 1076 days ago · 10 km deep · 53 km away
  13. 1.936 km ESE of Atka, Alaska · 1075 days ago · 9 km deep · 55 km away
  14. 3.3100 km NE of Adak, Alaska · 1075 days ago · 205 km deep · 90 km away
  15. 4.0113 km WNW of Atka, Alaska · 1074 days ago · 217 km deep · 96 km away
  16. 2.151 km SE of Atka, Alaska · 1074 days ago · 24 km deep · 67 km away
  17. 1.992 km SW of Atka, Alaska · 1074 days ago · 26 km deep · 84 km away
  18. 1.941 km ESE of Atka, Alaska · 1074 days ago · 1 km deep · 60 km away
  19. 1.836 km ESE of Atka, Alaska · 1074 days ago · 5 km deep · 55 km away
  20. 1.928 km SE of Atka, Alaska · 1073 days ago · 3 km deep · 46 km away
  21. 2.2Andreanof Islands, Aleutian Islands, Alaska · 1073 days ago · 21 km deep · 88 km away
  22. 1.843 km SW of Atka, Alaska · 1073 days ago · 70 km deep · 35 km away
  23. 2.372 km ENE of Adak, Alaska · 1073 days ago · 140 km deep · 86 km away
  24. 2.431 km ESE of Atka, Alaska · 1071 days ago · 12 km deep · 51 km away
  25. 3.046 km ESE of Atka, Alaska · 1071 days ago · 10 km deep · 65 km away
  26. 1.915 km SSW of Atka, Alaska · 1070 days ago · 83 km deep · 22 km away
  27. 2.042 km E of Atka, Alaska · 1070 days ago · 26 km deep · 60 km away
  28. 1.879 km SW of Atka, Alaska · 1070 days ago · 47 km deep · 70 km away
  29. 3.663 km SE of Atka, Alaska · 1070 days ago · 35 km deep · 81 km away
  30. 2.054 km WSW of Atka, Alaska · 1070 days ago · 119 km deep · 38 km away
  31. 1.885 km E of Adak, Alaska · 1070 days ago · 70 km deep · 72 km away
  32. 4.156 km E of Atka, Alaska · 1069 days ago · 86 km deep · 74 km away
  33. 2.940 km SE of Atka, Alaska · 1069 days ago · 10 km deep · 59 km away
  34. 2.752 km SSW of Atka, Alaska · 1068 days ago · 35 km deep · 55 km away
  35. 1.867 km W of Atka, Alaska · 1067 days ago · 76 km deep · 50 km away
  36. 2.059 km SE of Atka, Alaska · 1066 days ago · 24 km deep · 76 km away
  37. 2.087 km WSW of Atka, Alaska · 1066 days ago · 66 km deep · 74 km away
  38. 1.872 km SSW of Atka, Alaska · 1066 days ago · 15 km deep · 72 km away
  39. 1.822 km WSW of Atka, Alaska · 1066 days ago · 9 km deep · 14 km away
  40. 1.566 km E of Adak, Alaska · 1066 days ago · 62 km deep · 97 km away
  41. 1.731 km WSW of Atka, Alaska · 1065 days ago · 79 km deep · 22 km away
  42. 1.737 km ESE of Atka, Alaska · 1065 days ago · 7 km deep · 56 km away
  43. 2.456 km ESE of Atka, Alaska · 1065 days ago · 38 km deep · 74 km away
  44. 2.958 km SE of Atka, Alaska · 1063 days ago · 17 km deep · 75 km away
  45. 2.196 km ESE of Adak, Alaska · 1063 days ago · 37 km deep · 97 km away
  46. 2.678 km SE of Atka, Alaska · 1059 days ago · 35 km deep · 95 km away
  47. 4.264 km E of Atka, Alaska · 1059 days ago · 80 km deep · 83 km away
  48. 2.9101 km SW of Atka, Alaska · 1059 days ago · 35 km deep · 94 km away
  49. 2.3Andreanof Islands, Aleutian Islands, Alaska · 1055 days ago · 94 km deep · 87 km away
  50. 2.978 km SSE of Atka, Alaska · 1055 days ago · 35 km deep · 92 km away
  51. 3.236 km S of Atka, Alaska · 1054 days ago · 66 km deep · 44 km away
  52. 2.743 km N of Atka, Alaska · 1054 days ago · 2 km deep · 46 km away
  53. 4.49 km E of Atka, Alaska · 1053 days ago · 80 km deep · 28 km away · felt by 1
  54. 2.830 km N of Atka, Alaska · 1053 days ago · 188 km deep · 28 km away
  55. 2.374 km SSE of Atka, Alaska · 1053 days ago · 18 km deep · 86 km away
  56. 2.862 km ESE of Atka, Alaska · 1052 days ago · 60 km deep · 81 km away
  57. 3.245 km S of Atka, Alaska · 1051 days ago · 69 km deep · 55 km away
  58. 2.347 km ESE of Atka, Alaska · 1051 days ago · 8 km deep · 66 km away
  59. 2.972 km WSW of Atka, Alaska · 1051 days ago · 104 km deep · 56 km away
  60. 2.964 km W of Atka, Alaska · 1051 days ago · 105 km deep · 48 km away

The first 60 of 100.

Before

  1. 2.565 km E of Adak, Alaska · 1084 days ago · 69 km deep · 96 km away
  2. 3.856 km ENE of Atka, Alaska · 1085 days ago · 136 km deep · 72 km away
  3. 2.330 km SSW of Atka, Alaska · 1087 days ago · 91 km deep · 32 km away
  4. 2.095 km ESE of Adak, Alaska · 1087 days ago · 38 km deep · 94 km away
  5. 2.182 km ENE of Adak, Alaska · 1087 days ago · 100 km deep · 73 km away
  6. 1.580 km ESE of Adak, Alaska · 1087 days ago · 28 km deep · 92 km away
  7. 3.951 km E of Atka, Alaska · 1087 days ago · 78 km deep · 70 km away
  8. 3.623 km SE of Atka, Alaska · 1087 days ago · 172 km deep · 40 km away
  9. 1.938 km ESE of Atka, Alaska · 1087 days ago · 7 km deep · 57 km away
  10. 1.634 km ESE of Atka, Alaska · 1087 days ago · 7 km deep · 53 km away
  11. 1.645 km NNE of Atka, Alaska · 1087 days ago · 20 km deep · 54 km away
  12. 1.637 km ESE of Atka, Alaska · 1088 days ago · 6 km deep · 56 km away
  13. 3.549 km SE of Atka, Alaska · 1088 days ago · 5 km deep · 67 km away
  14. 1.536 km ESE of Atka, Alaska · 1088 days ago · 14 km deep · 55 km away
  15. 1.960 km SE of Atka, Alaska · 1088 days ago · 55 km deep · 78 km away
  16. 2.143 km E of Atka, Alaska · 1088 days ago · 28 km deep · 62 km away
  17. 2.158 km ENE of Adak, Alaska · 1088 days ago · 165 km deep · 95 km away
  18. 2.636 km S of Atka, Alaska · 1088 days ago · 66 km deep · 46 km away
  19. 1.941 km E of Atka, Alaska · 1089 days ago · 13 km deep · 60 km away
  20. 1.854 km SSW of Atka, Alaska · 1089 days ago · 14 km deep · 52 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event av92083136. Read Fri, Oct 2, 2026, 6:07 AM UTC.