Alaska earthquakes

M2.4 earthquake 71 km ESE of Atka, Alaska

A magnitude 2.4 earthquake struck 71 km ESE of Atka, Alaska on Sun, Sep 13, 2026, 1:48 PM HADT (22:48 UTC), 60 km (37 mi) below the surface.

A larger quake followed: M3.6 109 km SE of Atka, Alaska. This one was a foreshock.

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Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.4 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2026-09-13 22:48:13 UTC
Depth
59.5 km (37.0 mi), shallow
Epicenter
51.964° N, 173.234° 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. If you felt it, tell the USGS: every report sharpens the shaking map.

How well it is located

Reviewed by a seismologist.

Location uncertainty
About 37.7 km horizontally, 18.9 km in depth
Magnitude uncertainty
±0.10
Station coverage gap
320°, poorly surrounded by stations
Stations used
15

Nearby

Within 100 km, magnitude 1.5 and up: 8 since this one and 38 in the 30 days before it.

After

  1. 2.360 km SE of Atka, Alaska · 18 days ago · 20 km deep · 24 km away
  2. 2.892 km SSE of Atka, Alaska · 16 days ago · 8 km deep · 67 km away
  3. 2.555 km SSE of Atka, Alaska · 14 days ago · 53 km deep · 61 km away
  4. 3.6109 km SE of Atka, Alaska · 14 days ago · 35 km deep · 56 km away
  5. 2.439 km SSE of Atka, Alaska · 11 days ago · 93 km deep · 49 km away
  6. 1.612 km N of Atka, Alaska · 5 days ago · 15 km deep · 78 km away
  7. 3.325 km E of Atka, Alaska · 4 days ago · 17 km deep · 50 km away
  8. 2.697 km SSE of Atka, Alaska · 3 days ago · 40 km deep · 79 km away

Before

  1. 2.599 km SSE of Atka, Alaska · 18 days ago · 13 km deep · 65 km away
  2. 2.668 km E of Atka, Alaska · 19 days ago · 4 km deep · 25 km away
  3. 3.474 km SE of Atka, Alaska · 20 days ago · 13 km deep · 21 km away
  4. 2.7114 km SE of Atka, Alaska · 20 days ago · 0 km deep · 48 km away
  5. 2.9119 km ESE of Atka, Alaska · 20 days ago · 29 km deep · 48 km away
  6. 3.1118 km ESE of Atka, Alaska · 20 days ago · 11 km deep · 47 km away
  7. 2.870 km SSW of Atka, Alaska · 22 days ago · 10 km deep · 95 km away
  8. 2.682 km SSE of Atka, Alaska · 22 days ago · 23 km deep · 49 km away
  9. 2.269 km SSW of Atka, Alaska · 22 days ago · 2 km deep · 92 km away
  10. 2.315 km WNW of Atka, Alaska · 23 days ago · 172 km deep · 87 km away
  11. 3.088 km SE of Atka, Alaska · 24 days ago · 10 km deep · 50 km away
  12. 3.197 km SE of Atka, Alaska · 24 days ago · 6 km deep · 51 km away
  13. 2.982 km SE of Atka, Alaska · 24 days ago · 35 km deep · 42 km away
  14. 3.276 km SSE of Atka, Alaska · 24 days ago · 27 km deep · 49 km away
  15. 3.147 km SE of Atka, Alaska · 30 days ago · 66 km deep · 41 km away
  16. 2.856 km ESE of Atka, Alaska · 30 days ago · 12 km deep · 15 km away
  17. 2.895 km SE of Atka, Alaska · 33 days ago · 5 km deep · 53 km away
  18. 2.616 km WNW of Atka, Alaska · 33 days ago · 170 km deep · 87 km away
  19. 2.162 km SSW of Atka, Alaska · 33 days ago · 42 km deep · 90 km away
  20. 3.789 km SE of Atka, Alaska · 34 days ago · 53 km deep · 43 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026setfga. Read Fri, Oct 2, 2026, 3:29 AM UTC.