Alaska earthquakes

M3.5 earthquake 91 km E of McCarthy, Alaska

A magnitude 3.5 earthquake struck 91 km E of McCarthy, Alaska on Wed, Aug 6, 2025, 12:17 AM AKDT (08:17 UTC), 5 km (3 mi) below the surface.

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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
3.5 (ml), minor
Local time
UTC
2025-08-06 08:17:36 UTC
Depth
5.0 km (3.1 mi), shallow
Epicenter
61.526° N, 141.207° W
Region
Alaska
Strongest shaking
III, weak shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
III, weak shaking
Peak ground acceleration
1.1% of gravity
Peak ground velocity
0.3 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

Did you feel it?

No one has reported feeling this quake to the USGS.

Fault motion and ground failure

How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.

Faulting
Reverse (thrust)
Moment magnitude
3.6 Mwr
Nodal plane 1
Strike 298°, dip 30°, rake 95°
Nodal plane 2
Strike 112°, dip 60°, rake 87°

How well it is located

Reviewed by a seismologist.

Stations used
91

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 1 in the 30 days before it.

After

  1. 1.6103 km ESE of McCarthy, Alaska · 413 days ago · 11 km deep · 35 km away
  2. 3.2123 km E of McCarthy, Alaska · 409 days ago · 13 km deep · 32 km away
  3. 1.5154 km ESE of McCarthy, Alaska · 398 days ago · 13 km deep · 79 km away
  4. 2.682 km E of McCarthy, Alaska · 395 days ago · 11 km deep · 10 km away
  5. 2.086 km E of McCarthy, Alaska · 395 days ago · 1 km deep · 7 km away
  6. 1.981 km E of McCarthy, Alaska · 394 days ago · 9 km deep · 10 km away
  7. 3.5104 km E of McCarthy, Alaska · 388 days ago · 5 km deep · 22 km away
  8. 1.993 km E of McCarthy, Alaska · 388 days ago · 9 km deep · 22 km away
  9. 1.596 km E of McCarthy, Alaska · 388 days ago · 11 km deep · 24 km away
  10. 1.594 km E of McCarthy, Alaska · 388 days ago · 14 km deep · 20 km away
  11. 2.098 km E of McCarthy, Alaska · 387 days ago · 0 km deep · 19 km away
  12. 1.697 km E of McCarthy, Alaska · 387 days ago · 7 km deep · 22 km away
  13. 1.989 km E of McCarthy, Alaska · 377 days ago · 0 km deep · 15 km away
  14. 1.8103 km ESE of McCarthy, Alaska · 377 days ago · 0 km deep · 61 km away
  15. 1.993 km E of McCarthy, Alaska · 370 days ago · 11 km deep · 20 km away

Before

  1. 1.5106 km ESE of McCarthy, Alaska · 427 days ago · 8 km deep · 32 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak025a0o0ub1 (also filed as us6000qyhq). Read Thu, Oct 1, 2026, 1:37 AM UTC.