Alaska earthquakes

M2.3 earthquake 128 km E of McCarthy, Alaska

A magnitude 2.3 earthquake struck 128 km E of McCarthy, Alaska on Fri, Sep 5, 2025, 1:01 AM AKDT (09:01 UTC), 5 km (3 mi) below the surface.

A larger quake followed: M4.6 129 km E 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
2025-09-05 09:01:06 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
61.477° N, 140.519° 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.

Location uncertainty
About 3.9 km horizontally, 0.0 km in depth
Magnitude uncertainty
±0.10
Depth from
Operator assigned
Station coverage gap
137°
Stations used
28

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 6 in the 30 days before it.

After

  1. 3.5104 km E of McCarthy, Alaska · 390 days ago · 5 km deep · 27 km away
  2. 1.993 km E of McCarthy, Alaska · 390 days ago · 9 km deep · 39 km away
  3. 1.596 km E of McCarthy, Alaska · 390 days ago · 11 km deep · 38 km away
  4. 1.594 km E of McCarthy, Alaska · 390 days ago · 14 km deep · 37 km away
  5. 2.098 km E of McCarthy, Alaska · 390 days ago · 0 km deep · 32 km away
  6. 1.697 km E of McCarthy, Alaska · 390 days ago · 7 km deep · 36 km away
  7. 1.989 km E of McCarthy, Alaska · 379 days ago · 0 km deep · 40 km away
  8. 1.8103 km ESE of McCarthy, Alaska · 379 days ago · 0 km deep · 67 km away
  9. 1.993 km E of McCarthy, Alaska · 372 days ago · 11 km deep · 38 km away
  10. 4.6129 km E of McCarthy, Alaska · 363 days ago · 12 km deep · 8 km away · felt by 4
  11. 2.0113 km ESE of McCarthy, Alaska · 360 days ago · 0 km deep · 62 km away
  12. 2.7100 km ESE of McCarthy, Alaska · 357 days ago · 13 km deep · 39 km away
  13. 1.896 km E of McCarthy, Alaska · 355 days ago · 12 km deep · 33 km away
  14. 1.696 km E of McCarthy, Alaska · 339 days ago · 0 km deep · 35 km away

Before

  1. 1.981 km E of McCarthy, Alaska · 396 days ago · 9 km deep · 46 km away
  2. 2.086 km E of McCarthy, Alaska · 397 days ago · 1 km deep · 44 km away
  3. 2.682 km E of McCarthy, Alaska · 397 days ago · 11 km deep · 46 km away
  4. 1.5154 km ESE of McCarthy, Alaska · 401 days ago · 13 km deep · 54 km away
  5. 3.2123 km E of McCarthy, Alaska · 411 days ago · 13 km deep · 7 km away
  6. 1.6103 km ESE of McCarthy, Alaska · 415 days ago · 11 km deep · 40 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak2025rmchsg. Read Sat, Oct 3, 2026, 3:57 AM UTC.