Alaska earthquakes

M1.7 earthquake 115 km E of McCarthy, Alaska

A magnitude 1.7 earthquake struck 115 km E of McCarthy, Alaska on Sat, Oct 21, 2023, 9:17 AM AKDT (17:17 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M2.6 103 km ESE 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
1.7 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2023-10-21 17:17:57 UTC
Depth
6.3 km (3.9 mi), shallow
Epicenter
61.555° N, 140.762° 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
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 24 in the 60 days after this one and 13 in the 30 days before it.

After

  1. 1.5100 km E of McCarthy, Alaska · 1078 days ago · 4 km deep · 16 km away
  2. 2.6103 km ESE of McCarthy, Alaska · 1065 days ago · 1 km deep · 65 km away
  3. 1.7130 km ESE of McCarthy, Alaska · 1063 days ago · 8 km deep · 43 km away
  4. 1.6141 km N of Yakutat, Alaska · 1061 days ago · 15 km deep · 99 km away
  5. 2.4158 km E of McCarthy, Alaska · 1061 days ago · 8 km deep · 48 km away
  6. 1.5157 km E of McCarthy, Alaska · 1061 days ago · 8 km deep · 48 km away
  7. 2.0122 km E of McCarthy, Alaska · 1057 days ago · 1 km deep · 7 km away
  8. 1.7Southern Yukon Territory, Canada · 1051 days ago · 1 km deep · 99 km away
  9. 1.5145 km SE of Alcan Border, Alaska · 1051 days ago · 1 km deep · 99 km away
  10. 1.6Southern Yukon Territory, Canada · 1049 days ago · 1 km deep · 41 km away
  11. 1.8145 km SE of Alcan Border, Alaska · 1047 days ago · 1 km deep · 99 km away
  12. 1.7145 km SE of Alcan Border, Alaska · 1047 days ago · 14 km deep · 100 km away
  13. 1.5127 km ESE of McCarthy, Alaska · 1046 days ago · 3 km deep · 44 km away
  14. 1.8154 km E of McCarthy, Alaska · 1045 days ago · 4 km deep · 45 km away
  15. 1.698 km E of McCarthy, Alaska · 1038 days ago · 7 km deep · 19 km away
  16. 1.897 km ENE of McCarthy, Alaska · 1038 days ago · 1 km deep · 20 km away
  17. 1.598 km ENE of McCarthy, Alaska · 1038 days ago · 8 km deep · 20 km away
  18. 1.6159 km ESE of McCarthy, Alaska · 1038 days ago · 5 km deep · 63 km away
  19. 1.6145 km SE of Alcan Border, Alaska · 1037 days ago · 2 km deep · 100 km away
  20. 1.9138 km E of McCarthy, Alaska · 1034 days ago · 4 km deep · 42 km away
  21. 1.6153 km ESE of McCarthy, Alaska · 1034 days ago · 10 km deep · 58 km away
  22. 1.5157 km E of McCarthy, Alaska · 1031 days ago · 3 km deep · 48 km away
  23. 1.687 km S of Alcan Border, Alaska · 1025 days ago · 8 km deep · 54 km away
  24. 1.5158 km ESE of McCarthy, Alaska · 1020 days ago · 4 km deep · 59 km away

Before

  1. 1.860 km ESE of Nabesna, Alaska · 1086 days ago · 5 km deep · 92 km away
  2. 2.0102 km E of McCarthy, Alaska · 1093 days ago · 4 km deep · 13 km away
  3. 1.6156 km ESE of McCarthy, Alaska · 1095 days ago · 10 km deep · 58 km away
  4. 1.7142 km ESE of McCarthy, Alaska · 1096 days ago · 5 km deep · 46 km away
  5. 2.7141 km E of McCarthy, Alaska · 1100 days ago · 5 km deep · 29 km away
  6. 1.5Southern Yukon Territory, Canada · 1100 days ago · 6 km deep · 32 km away
  7. 1.8Southern Yukon Territory, Canada · 1103 days ago · 7 km deep · 49 km away
  8. 1.8158 km E of McCarthy, Alaska · 1103 days ago · 6 km deep · 49 km away
  9. 1.7159 km E of McCarthy, Alaska · 1103 days ago · 3 km deep · 49 km away
  10. 1.5159 km E of McCarthy, Alaska · 1103 days ago · 9 km deep · 49 km away
  11. 1.5144 km E of McCarthy, Alaska · 1107 days ago · 7 km deep · 31 km away
  12. 1.5102 km E of McCarthy, Alaska · 1108 days ago · 7 km deep · 14 km away
  13. 1.6102 km E of McCarthy, Alaska · 1109 days ago · 4 km deep · 15 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak023dii8641. Read Mon, Oct 5, 2026, 4:33 AM UTC.