Alaska earthquakes

M2.3 earthquake 129 km S of McCarthy, Alaska

A magnitude 2.3 earthquake struck 129 km S of McCarthy, Alaska on Wed, Oct 4, 2023, 10:19 AM AKDT (18:19 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.2 133 km S of McCarthy, 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-10-04 18:19:53 UTC
Depth
8.8 km (5.5 mi), shallow
Epicenter
60.285° N, 143.308° 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
68

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 2.1Southern Alaska · 1094 days ago · 2 km deep · 61 km away
  2. 1.6108 km SE of McCarthy, Alaska · 1093 days ago · 6 km deep · 97 km away
  3. 3.2133 km S of McCarthy, Alaska · 1092 days ago · 1 km deep · 4 km away · felt by 1
  4. 1.7129 km S of McCarthy, Alaska · 1092 days ago · 1 km deep · 1 km away
  5. 1.7163 km ESE of Cordova, Alaska · 1092 days ago · 16 km deep · 48 km away
  6. 1.5134 km S of McCarthy, Alaska · 1091 days ago · 2 km deep · 5 km away
  7. 1.598 km S of McCarthy, Alaska · 1087 days ago · 2 km deep · 34 km away
  8. 1.8130 km S of McCarthy, Alaska · 1082 days ago · 7 km deep · 1 km away
  9. 1.5Southern Alaska · 1078 days ago · 11 km deep · 96 km away
  10. 1.977 km E of Cordova, Alaska · 1068 days ago · 10 km deep · 70 km away
  11. 2.077 km E of Cordova, Alaska · 1068 days ago · 7 km deep · 68 km away
  12. 1.9155 km S of McCarthy, Alaska · 1067 days ago · 11 km deep · 46 km away
  13. 1.6127 km S of McCarthy, Alaska · 1063 days ago · 3 km deep · 10 km away
  14. 1.7121 km WNW of Yakutat, Alaska · 1060 days ago · 4 km deep · 95 km away
  15. 1.7135 km S of McCarthy, Alaska · 1060 days ago · 2 km deep · 6 km away
  16. 1.5122 km S of McCarthy, Alaska · 1059 days ago · 3 km deep · 17 km away
  17. 1.9111 km E of Cordova, Alaska · 1059 days ago · 10 km deep · 29 km away
  18. 1.675 km E of Cordova, Alaska · 1058 days ago · 10 km deep · 70 km away
  19. 1.8172 km ESE of Cordova, Alaska · 1058 days ago · 7 km deep · 56 km away
  20. 1.6131 km NW of Yakutat, Alaska · 1054 days ago · 2 km deep · 94 km away
  21. 1.6Southern Alaska · 1051 days ago · 6 km deep · 93 km away
  22. 2.0104 km S of McCarthy, Alaska · 1047 days ago · 0 km deep · 26 km away
  23. 2.6118 km WNW of Yakutat, Alaska · 1047 days ago · 13 km deep · 98 km away
  24. 3.1112 km SSW of McCarthy, Alaska · 1043 days ago · 7 km deep · 28 km away
  25. 1.5128 km NW of Yakutat, Alaska · 1042 days ago · 4 km deep · 95 km away
  26. 1.5129 km S of McCarthy, Alaska · 1041 days ago · 1 km deep · 1 km away
  27. 1.695 km E of Cordova, Alaska · 1040 days ago · 4 km deep · 49 km away
  28. 2.076 km E of Cordova, Alaska · 1038 days ago · 1 km deep · 68 km away
  29. 1.6112 km ESE of Cordova, Alaska · 1037 days ago · 5 km deep · 25 km away · felt by 1
  30. 1.7112 km ESE of Cordova, Alaska · 1036 days ago · 1 km deep · 26 km away
  31. 3.176 km E of Cordova, Alaska · 1036 days ago · 6 km deep · 70 km away
  32. 2.677 km E of Cordova, Alaska · 1036 days ago · 7 km deep · 68 km away

Before

  1. 1.9123 km S of McCarthy, Alaska · 1103 days ago · 1 km deep · 13 km away
  2. 1.5Southern Alaska · 1105 days ago · 9 km deep · 19 km away
  3. 1.5Southern Alaska · 1106 days ago · 11 km deep · 67 km away
  4. 1.6119 km ESE of Cordova, Alaska · 1111 days ago · 7 km deep · 19 km away
  5. 1.9121 km ESE of Cordova, Alaska · 1111 days ago · 9 km deep · 17 km away
  6. 1.7124 km S of McCarthy, Alaska · 1111 days ago · 3 km deep · 12 km away
  7. 1.6126 km WNW of Yakutat, Alaska · 1115 days ago · 7 km deep · 89 km away
  8. 1.7125 km S of McCarthy, Alaska · 1120 days ago · 5 km deep · 10 km away
  9. 1.5122 km WNW of Yakutat, Alaska · 1123 days ago · 6 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023cqep4cw. Read Sat, Oct 3, 2026, 11:29 AM UTC.