Alaska earthquakes

M1.5 earthquake 24 km SSW of False Pass, Alaska

A magnitude 1.5 earthquake struck 24 km SSW of False Pass, Alaska on Mon, Aug 21, 2023, 2:47 AM AKDT (10:47 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.9 108 km SSW of False Pass, Alaska. This one was a foreshock.

King Cove forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-08-21 10:47:37 UTC
Depth
10.4 km (6.5 mi), shallow
Epicenter
54.662° N, 163.585° 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
16

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 94 in the 60 days after this one and 68 in the 30 days before it.

After

  1. 1.894 km S of False Pass, Alaska · 1135 days ago · 26 km deep · 78 km away
  2. 2.5Unimak Island region, Alaska · 1134 days ago · 35 km deep · 71 km away
  3. 3.1Alaska Peninsula · 1134 days ago · 35 km deep · 86 km away
  4. 2.691 km SSW of False Pass, Alaska · 1134 days ago · 35 km deep · 67 km away
  5. 2.593 km S of False Pass, Alaska · 1133 days ago · 35 km deep · 74 km away
  6. 2.293 km S of False Pass, Alaska · 1133 days ago · 37 km deep · 74 km away
  7. 2.980 km SE of False Pass, Alaska · 1133 days ago · 35 km deep · 75 km away
  8. 3.486 km SE of False Pass, Alaska · 1133 days ago · 35 km deep · 79 km away
  9. 2.832 km SSW of King Cove, Alaska · 1132 days ago · 10 km deep · 72 km away
  10. 2.6120 km SSW of False Pass, Alaska · 1131 days ago · 35 km deep · 97 km away
  11. 2.139 km SSW of King Cove, Alaska · 1131 days ago · 8 km deep · 62 km away
  12. 2.088 km S of False Pass, Alaska · 1129 days ago · 26 km deep · 70 km away
  13. 2.170 km SW of False Pass, Alaska · 1129 days ago · 84 km deep · 49 km away
  14. 2.940 km SSE of False Pass, Alaska · 1129 days ago · 10 km deep · 28 km away
  15. 1.86 km SSE of Cold Bay, Alaska · 1129 days ago · 90 km deep · 77 km away
  16. 2.248 km WSW of False Pass, Alaska · 1127 days ago · 4 km deep · 38 km away
  17. 2.584 km ENE of Akutan, Alaska · 1126 days ago · 11 km deep · 70 km away
  18. 2.170 km WSW of False Pass, Alaska · 1125 days ago · 5 km deep · 56 km away
  19. 1.969 km WSW of False Pass, Alaska · 1125 days ago · 6 km deep · 54 km away
  20. 2.8103 km SSW of False Pass, Alaska · 1125 days ago · 35 km deep · 80 km away
  21. 2.188 km ESE of Akutan, Alaska · 1125 days ago · 41 km deep · 98 km away
  22. 2.012 km SSW of King Cove, Alaska · 1123 days ago · 95 km deep · 82 km away
  23. 2.034 km SSW of False Pass, Alaska · 1122 days ago · 76 km deep · 11 km away
  24. 2.650 km SSW of False Pass, Alaska · 1121 days ago · 84 km deep · 27 km away
  25. 2.648 km SSE of King Cove, Alaska · 1121 days ago · 49 km deep · 97 km away
  26. 1.945 km S of False Pass, Alaska · 1119 days ago · 68 km deep · 27 km away
  27. 3.239 km SW of False Pass, Alaska · 1118 days ago · 94 km deep · 17 km away
  28. 2.281 km S of False Pass, Alaska · 1117 days ago · 26 km deep · 64 km away
  29. 2.748 km S of False Pass, Alaska · 1115 days ago · 79 km deep · 33 km away
  30. 4.9108 km SSW of False Pass, Alaska · 1114 days ago · 47 km deep · 84 km away
  31. 1.9106 km SSW of False Pass, Alaska · 1114 days ago · 26 km deep · 83 km away
  32. 2.6107 km SSW of False Pass, Alaska · 1114 days ago · 30 km deep · 83 km away
  33. 2.7109 km SSW of False Pass, Alaska · 1113 days ago · 35 km deep · 85 km away
  34. 2.1Unimak Island region, Alaska · 1112 days ago · 26 km deep · 70 km away
  35. 2.1110 km ESE of Akutan, Alaska · 1112 days ago · 21 km deep · 98 km away
  36. 1.647 km WSW of False Pass, Alaska · 1111 days ago · 1 km deep · 36 km away
  37. 2.497 km S of False Pass, Alaska · 1110 days ago · 25 km deep · 76 km away
  38. 2.7109 km SSW of False Pass, Alaska · 1110 days ago · 35 km deep · 86 km away
  39. 2.191 km S of False Pass, Alaska · 1108 days ago · 16 km deep · 74 km away
  40. 1.927 km SSE of King Cove, Alaska · 1108 days ago · 69 km deep · 97 km away
  41. 2.275 km SE of False Pass, Alaska · 1108 days ago · 27 km deep · 68 km away
  42. 2.048 km WSW of False Pass, Alaska · 1108 days ago · 4 km deep · 38 km away
  43. 1.650 km WSW of False Pass, Alaska · 1107 days ago · 5 km deep · 37 km away
  44. 1.544 km WSW of False Pass, Alaska · 1107 days ago · 6 km deep · 33 km away
  45. 1.546 km WSW of False Pass, Alaska · 1106 days ago · 2 km deep · 35 km away
  46. 2.585 km S of False Pass, Alaska · 1106 days ago · 35 km deep · 65 km away
  47. 2.7116 km SSW of False Pass, Alaska · 1105 days ago · 35 km deep · 93 km away
  48. 1.913 km SW of False Pass, Alaska · 1104 days ago · 2 km deep · 13 km away
  49. 1.7Unimak Island region, Alaska · 1104 days ago · 11 km deep · 12 km away
  50. 2.1108 km SSW of False Pass, Alaska · 1104 days ago · 31 km deep · 85 km away
  51. 1.850 km ESE of False Pass, Alaska · 1104 days ago · 65 km deep · 57 km away
  52. 2.5Alaska Peninsula · 1103 days ago · 10 km deep · 75 km away
  53. 1.889 km SSE of False Pass, Alaska · 1102 days ago · 7 km deep · 73 km away
  54. 2.839 km S of False Pass, Alaska · 1101 days ago · 64 km deep · 23 km away
  55. 2.0103 km S of False Pass, Alaska · 1101 days ago · 28 km deep · 80 km away
  56. 1.7103 km S of False Pass, Alaska · 1100 days ago · 23 km deep · 83 km away
  57. 2.0100 km E of Akutan, Alaska · 1099 days ago · 54 km deep · 77 km away
  58. 2.092 km S of False Pass, Alaska · 1098 days ago · 26 km deep · 70 km away
  59. 2.644 km SSE of False Pass, Alaska · 1097 days ago · 68 km deep · 36 km away
  60. 1.513 km SW of False Pass, Alaska · 1097 days ago · 6 km deep · 12 km away

The first 60 of 94.

Before

  1. 2.128 km SW of Cold Bay, Alaska · 1137 days ago · 115 km deep · 52 km away
  2. 1.518 km NE of Cold Bay, Alaska · 1138 days ago · 119 km deep · 99 km away
  3. 1.845 km WSW of False Pass, Alaska · 1139 days ago · 3 km deep · 34 km away
  4. 1.847 km WSW of False Pass, Alaska · 1139 days ago · 3 km deep · 35 km away
  5. 1.945 km WSW of False Pass, Alaska · 1139 days ago · 3 km deep · 34 km away
  6. 1.981 km SE of False Pass, Alaska · 1140 days ago · 21 km deep · 78 km away
  7. 1.615 km SSW of False Pass, Alaska · 1140 days ago · 90 km deep · 10 km away
  8. 1.883 km SW of False Pass, Alaska · 1140 days ago · 94 km deep · 64 km away
  9. 2.1105 km S of False Pass, Alaska · 1142 days ago · 13 km deep · 87 km away
  10. 3.545 km SSE of King Cove, Alaska · 1142 days ago · 55 km deep · 91 km away
  11. 2.54 km S of False Pass, Alaska · 1142 days ago · 7 km deep · 20 km away
  12. 2.985 km S of False Pass, Alaska · 1142 days ago · 35 km deep · 64 km away
  13. 1.897 km SSW of False Pass, Alaska · 1143 days ago · 43 km deep · 74 km away
  14. 3.082 km ENE of Akutan, Alaska · 1143 days ago · 10 km deep · 74 km away
  15. 1.982 km SE of False Pass, Alaska · 1143 days ago · 13 km deep · 77 km away
  16. 1.6111 km ESE of Akutan, Alaska · 1143 days ago · 41 km deep · 97 km away
  17. 1.860 km SSE of King Cove, Alaska · 1144 days ago · 19 km deep · 97 km away
  18. 1.892 km S of False Pass, Alaska · 1144 days ago · 25 km deep · 71 km away
  19. 2.581 km S of False Pass, Alaska · 1144 days ago · 35 km deep · 60 km away
  20. 2.4115 km S of False Pass, Alaska · 1144 days ago · 35 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023apigcou. Read Thu, Oct 1, 2026, 5:34 AM UTC.