Alaska earthquakes

M2.2 earthquake 116 km E of Chignik, Alaska

A magnitude 2.2 earthquake struck 116 km E of Chignik, Alaska on Sun, Aug 20, 2023, 4:15 AM AKDT (12:15 UTC), 28 km (18 mi) below the surface.

A larger quake followed: M3.6 107 km E of Chignik, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-08-20 12:15:48 UTC
Depth
28.3 km (17.6 mi), shallow
Epicenter
56.352° N, 156.528° 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
54

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 63 in the 60 days after this one and 40 in the 30 days before it.

After

  1. 2.873 km W of Akhiok, Alaska · 1140 days ago · 1 km deep · 90 km away
  2. 1.9131 km SW of Akhiok, Alaska · 1139 days ago · 23 km deep · 61 km away
  3. 1.668 km SSE of Ugashik, Alaska · 1139 days ago · 79 km deep · 71 km away
  4. 1.577 km ESE of Ugashik, Alaska · 1137 days ago · 77 km deep · 96 km away
  5. 2.7122 km SE of Ugashik, Alaska · 1135 days ago · 7 km deep · 33 km away
  6. 2.299 km E of Chignik, Alaska · 1132 days ago · 3 km deep · 18 km away
  7. 3.6107 km E of Chignik, Alaska · 1131 days ago · 7 km deep · 12 km away
  8. 2.992 km W of Akhiok, Alaska · 1131 days ago · 62 km deep · 83 km away
  9. 2.6114 km E of Chignik, Alaska · 1130 days ago · 13 km deep · 4 km away
  10. 2.2128 km SSE of Ugashik, Alaska · 1130 days ago · 39 km deep · 24 km away
  11. 2.5105 km E of Chignik, Alaska · 1129 days ago · 7 km deep · 22 km away
  12. 2.467 km E of Chignik, Alaska · 1128 days ago · 51 km deep · 49 km away
  13. 2.2101 km E of Chignik, Alaska · 1126 days ago · 65 km deep · 22 km away
  14. 2.170 km ESE of Ugashik, Alaska · 1126 days ago · 4 km deep · 91 km away
  15. 2.5Alaska Peninsula · 1125 days ago · 2 km deep · 88 km away
  16. 2.073 km SE of Ugashik, Alaska · 1125 days ago · 4 km deep · 84 km away
  17. 2.2114 km WSW of Akhiok, Alaska · 1124 days ago · 6 km deep · 52 km away
  18. 2.8105 km SSE of Ugashik, Alaska · 1123 days ago · 62 km deep · 34 km away
  19. 2.272 km SE of Ugashik, Alaska · 1122 days ago · 4 km deep · 87 km away
  20. 1.7108 km SE of Ugashik, Alaska · 1121 days ago · 53 km deep · 49 km away
  21. 1.6Alaska Peninsula · 1120 days ago · 1 km deep · 87 km away
  22. 2.174 km ESE of Chignik, Alaska · 1118 days ago · 15 km deep · 56 km away
  23. 2.0112 km SE of Ugashik, Alaska · 1117 days ago · 1 km deep · 60 km away
  24. 2.762 km E of Chignik, Alaska · 1117 days ago · 46 km deep · 54 km away
  25. 1.864 km SSW of Ugashik, Alaska · 1116 days ago · 2 km deep · 94 km away
  26. 2.172 km SE of Chignik, Alaska · 1115 days ago · 41 km deep · 99 km away
  27. 2.0155 km ESE of Chignik, Alaska · 1114 days ago · 10 km deep · 61 km away
  28. 2.5117 km SW of Akhiok, Alaska · 1113 days ago · 21 km deep · 55 km away
  29. 1.893 km ESE of Ugashik, Alaska · 1113 days ago · 71 km deep · 85 km away
  30. 1.661 km SE of Ugashik, Alaska · 1111 days ago · 8 km deep · 94 km away
  31. 2.094 km SW of Karluk, Alaska · 1109 days ago · 63 km deep · 95 km away
  32. 2.8114 km E of Chignik, Alaska · 1106 days ago · 46 km deep · 13 km away
  33. 1.8Alaska Peninsula · 1106 days ago · 47 km deep · 9 km away
  34. 2.471 km SE of Ugashik, Alaska · 1106 days ago · 3 km deep · 89 km away
  35. 2.472 km SE of Ugashik, Alaska · 1106 days ago · 2 km deep · 88 km away
  36. 1.574 km SE of Ugashik, Alaska · 1106 days ago · 0 km deep · 85 km away
  37. 2.580 km SE of Ugashik, Alaska · 1105 days ago · 8 km deep · 84 km away
  38. 1.754 km E of Chignik, Alaska · 1105 days ago · 20 km deep · 64 km away
  39. 1.6113 km WSW of Akhiok, Alaska · 1105 days ago · 9 km deep · 49 km away
  40. 1.8111 km E of Chignik, Alaska · 1105 days ago · 19 km deep · 5 km away
  41. 2.174 km SE of Ugashik, Alaska · 1102 days ago · 76 km deep · 76 km away
  42. 1.547 km NE of Chignik, Alaska · 1101 days ago · 7 km deep · 87 km away
  43. 1.794 km SSE of Ugashik, Alaska · 1101 days ago · 56 km deep · 48 km away
  44. 1.6Alaska Peninsula · 1101 days ago · 20 km deep · 39 km away
  45. 1.984 km W of Akhiok, Alaska · 1101 days ago · 2 km deep · 83 km away
  46. 1.595 km W of Akhiok, Alaska · 1100 days ago · 0 km deep · 70 km away
  47. 2.1115 km E of Chignik, Alaska · 1100 days ago · 27 km deep · 6 km away
  48. 3.0113 km SSE of Ugashik, Alaska · 1098 days ago · 81 km deep · 27 km away
  49. 2.191 km W of Akhiok, Alaska · 1097 days ago · 12 km deep · 77 km away
  50. 2.0Alaska Peninsula · 1095 days ago · 12 km deep · 52 km away
  51. 1.954 km ESE of Chignik, Alaska · 1095 days ago · 14 km deep · 79 km away
  52. 2.4Alaska Peninsula · 1093 days ago · 19 km deep · 32 km away
  53. 2.376 km E of Chignik, Alaska · 1092 days ago · 50 km deep · 46 km away
  54. 2.1101 km ENE of Chignik, Alaska · 1091 days ago · 85 km deep · 34 km away
  55. 2.2Alaska Peninsula · 1091 days ago · 79 km deep · 81 km away
  56. 2.151 km SSE of Ugashik, Alaska · 1091 days ago · 91 km deep · 88 km away
  57. 2.173 km SE of Ugashik, Alaska · 1087 days ago · 83 km deep · 88 km away
  58. 2.325 km ESE of Chignik, Alaska · 1087 days ago · 64 km deep · 96 km away
  59. 2.2101 km E of Chignik, Alaska · 1086 days ago · 6 km deep · 24 km away
  60. 2.4121 km SSE of Ugashik, Alaska · 1085 days ago · 57 km deep · 31 km away

The first 60 of 63.

Before

  1. 2.0115 km ENE of Chignik, Alaska · 1140 days ago · 47 km deep · 21 km away · felt by 1
  2. 2.1109 km W of Akhiok, Alaska · 1141 days ago · 5 km deep · 69 km away
  3. 2.6Alaska Peninsula · 1141 days ago · 72 km deep · 73 km away
  4. 1.9117 km SW of Akhiok, Alaska · 1141 days ago · 33 km deep · 57 km away
  5. 1.975 km SE of Ugashik, Alaska · 1142 days ago · 2 km deep · 87 km away
  6. 1.8127 km E of Chignik, Alaska · 1142 days ago · 29 km deep · 12 km away
  7. 2.693 km W of Akhiok, Alaska · 1142 days ago · 56 km deep · 83 km away
  8. 2.383 km SSE of Ugashik, Alaska · 1143 days ago · 89 km deep · 57 km away
  9. 2.2107 km SSE of Ugashik, Alaska · 1143 days ago · 1 km deep · 33 km away
  10. 1.763 km NE of Chignik, Alaska · 1145 days ago · 89 km deep · 91 km away
  11. 1.840 km SSE of Ugashik, Alaska · 1146 days ago · 100 km deep · 99 km away
  12. 1.571 km ESE of Ugashik, Alaska · 1146 days ago · 3 km deep · 100 km away
  13. 2.4114 km E of Chignik, Alaska · 1146 days ago · 11 km deep · 4 km away
  14. 2.150 km ESE of Chignik, Alaska · 1149 days ago · 16 km deep · 76 km away
  15. 2.487 km W of Akhiok, Alaska · 1151 days ago · 2 km deep · 85 km away
  16. 1.6106 km W of Akhiok, Alaska · 1152 days ago · 2 km deep · 68 km away
  17. 3.1124 km E of Chignik, Alaska · 1153 days ago · 23 km deep · 24 km away
  18. 1.680 km ESE of Ugashik, Alaska · 1153 days ago · 1 km deep · 87 km away
  19. 3.6Alaska Peninsula · 1154 days ago · 43 km deep · 79 km away
  20. 2.4123 km E of Chignik, Alaska · 1155 days ago · 23 km deep · 25 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023anvx18m. Read Sat, Oct 3, 2026, 12:27 PM UTC.