Alaska earthquakes

M1.8 earthquake 158 km E of McCarthy, Alaska

A magnitude 1.8 earthquake struck 158 km E of McCarthy, Alaska on Sun, Aug 6, 2023, 12:33 PM AKDT (20:33 UTC), 9 km (6 mi) below the surface.

A larger quake followed: M4.0 159 km E of McCarthy, Alaska. This one was a foreshock.

Yakutat 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
1.8 (ml), micro
Local time
UTC
2023-08-06 20:33:54 UTC
Depth
9.3 km (5.8 mi), shallow
Epicenter
61.352° N, 139.968° 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
21

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 54 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 1.8Southern Yukon Territory, Canada · 1150 days ago · 8 km deep · 2 km away
  2. 2.0156 km E of McCarthy, Alaska · 1150 days ago · 15 km deep · 2 km away
  3. 2.7155 km E of McCarthy, Alaska · 1150 days ago · 7 km deep · 3 km away · felt by 1
  4. 1.5153 km SSE of Alcan Border, Alaska · 1150 days ago · 10 km deep · 7 km away
  5. 1.7140 km E of McCarthy, Alaska · 1150 days ago · 4 km deep · 19 km away
  6. 1.6156 km E of McCarthy, Alaska · 1150 days ago · 9 km deep · 1 km away
  7. 1.5156 km E of McCarthy, Alaska · 1149 days ago · 8 km deep · 1 km away
  8. 2.3143 km SSE of Alcan Border, Alaska · 1148 days ago · 2 km deep · 17 km away
  9. 1.7158 km E of McCarthy, Alaska · 1148 days ago · 8 km deep · 1 km away
  10. 2.2159 km SSE of Alcan Border, Alaska · 1148 days ago · 8 km deep · 1 km away
  11. 1.6157 km E of McCarthy, Alaska · 1148 days ago · 8 km deep · 1 km away
  12. 1.5157 km E of McCarthy, Alaska · 1148 days ago · 4 km deep · 1 km away
  13. 3.2Southern Yukon Territory, Canada · 1147 days ago · 4 km deep · 1 km away
  14. 3.3158 km E of McCarthy, Alaska · 1147 days ago · 9 km deep · 0 km away
  15. 1.5157 km E of McCarthy, Alaska · 1146 days ago · 7 km deep · 1 km away
  16. 1.5158 km E of McCarthy, Alaska · 1145 days ago · 7 km deep · 1 km away
  17. 1.872 km E of McCarthy, Alaska · 1142 days ago · 0 km deep · 88 km away
  18. 1.7129 km E of McCarthy, Alaska · 1140 days ago · 15 km deep · 32 km away
  19. 1.6157 km ESE of McCarthy, Alaska · 1138 days ago · 3 km deep · 28 km away
  20. 1.779 km E of McCarthy, Alaska · 1132 days ago · 1 km deep · 82 km away
  21. 1.6138 km NNW of Yakutat, Alaska · 1130 days ago · 22 km deep · 75 km away
  22. 1.599 km E of McCarthy, Alaska · 1130 days ago · 0 km deep · 61 km away
  23. 1.583 km E of McCarthy, Alaska · 1130 days ago · 9 km deep · 77 km away
  24. 2.1180 km SE of Alcan Border, Alaska · 1129 days ago · 4 km deep · 53 km away
  25. 1.6155 km ESE of McCarthy, Alaska · 1128 days ago · 5 km deep · 26 km away
  26. 2.0Southern Yukon Territory, Canada · 1127 days ago · 4 km deep · 25 km away
  27. 1.6106 km E of McCarthy, Alaska · 1127 days ago · 5 km deep · 56 km away
  28. 2.098 km E of McCarthy, Alaska · 1126 days ago · 3 km deep · 67 km away
  29. 2.1Southern Alaska · 1126 days ago · 0 km deep · 68 km away
  30. 1.697 km ENE of McCarthy, Alaska · 1126 days ago · 1 km deep · 69 km away
  31. 2.9156 km ESE of McCarthy, Alaska · 1126 days ago · 5 km deep · 25 km away
  32. 1.697 km S of Alcan Border, Alaska · 1124 days ago · 5 km deep · 71 km away
  33. 1.7149 km N of Yakutat, Alaska · 1114 days ago · 5 km deep · 56 km away
  34. 1.7108 km E of McCarthy, Alaska · 1113 days ago · 3 km deep · 52 km away
  35. 4.0159 km E of McCarthy, Alaska · 1112 days ago · 4 km deep · 1 km away
  36. 1.5156 km E of McCarthy, Alaska · 1112 days ago · 0 km deep · 2 km away
  37. 1.7157 km E of McCarthy, Alaska · 1112 days ago · 6 km deep · 1 km away
  38. 1.5155 km E of McCarthy, Alaska · 1111 days ago · 7 km deep · 3 km away
  39. 1.7157 km E of McCarthy, Alaska · 1111 days ago · 10 km deep · 1 km away
  40. 2.5156 km E of McCarthy, Alaska · 1111 days ago · 5 km deep · 2 km away
  41. 1.8156 km E of McCarthy, Alaska · 1109 days ago · 4 km deep · 3 km away
  42. 2.0157 km E of McCarthy, Alaska · 1109 days ago · 7 km deep · 1 km away
  43. 1.7157 km ESE of McCarthy, Alaska · 1108 days ago · 4 km deep · 23 km away
  44. 1.8101 km E of McCarthy, Alaska · 1104 days ago · 8 km deep · 63 km away · felt by 1
  45. 1.6102 km E of McCarthy, Alaska · 1103 days ago · 4 km deep · 62 km away
  46. 1.5102 km E of McCarthy, Alaska · 1103 days ago · 7 km deep · 62 km away
  47. 1.5144 km E of McCarthy, Alaska · 1101 days ago · 7 km deep · 18 km away
  48. 1.5159 km E of McCarthy, Alaska · 1098 days ago · 9 km deep · 2 km away
  49. 1.7159 km E of McCarthy, Alaska · 1098 days ago · 3 km deep · 1 km away
  50. 1.8158 km E of McCarthy, Alaska · 1097 days ago · 6 km deep · 2 km away
  51. 1.8Southern Yukon Territory, Canada · 1097 days ago · 7 km deep · 2 km away
  52. 1.5Southern Yukon Territory, Canada · 1094 days ago · 6 km deep · 16 km away
  53. 2.7141 km E of McCarthy, Alaska · 1094 days ago · 5 km deep · 19 km away
  54. 1.7142 km ESE of McCarthy, Alaska · 1090 days ago · 5 km deep · 25 km away

Before

  1. 1.6157 km E of McCarthy, Alaska · 1150 days ago · 8 km deep · 1 km away
  2. 2.0158 km E of McCarthy, Alaska · 1150 days ago · 8 km deep · 1 km away
  3. 1.6157 km E of McCarthy, Alaska · 1150 days ago · 8 km deep · 0 km away
  4. 4.8157 km E of McCarthy, Alaska · 1150 days ago · 3 km deep · 1 km away · felt by 7
  5. 2.572 km E of McCarthy, Alaska · 1151 days ago · 1 km deep · 87 km away
  6. 2.2124 km NNW of Yakutat, Alaska · 1157 days ago · 13 km deep · 99 km away
  7. 1.7161 km ESE of McCarthy, Alaska · 1160 days ago · 7 km deep · 37 km away
  8. 1.8185 km NNE of Yakutat, Alaska · 1176 days ago · 4 km deep · 66 km away
  9. 3.3186 km NNE of Yakutat, Alaska · 1176 days ago · 4 km deep · 67 km away
  10. 3.0120 km E of McCarthy, Alaska · 1177 days ago · 10 km deep · 39 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023a0v9ilf. Read Tue, Sep 29, 2026, 4:36 PM UTC.