Alaska earthquakes

M3.3 earthquake 28 km ENE of Atka, Alaska

A magnitude 3.3 earthquake struck 28 km ENE of Atka, Alaska on Thu, Mar 12, 2026, 12:41 AM HADT (09:41 UTC), 149 km (93 mi) below the surface.

A larger quake followed: M3.8 8 km ESE 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
3.3 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2026-03-12 09:41:37 UTC
Depth
149.0 km (92.6 mi), intermediate-depth
Epicenter
52.264° N, 173.792° 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 13.0 km horizontally, 4.3 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
179°
Stations used
39

Nearby

Within 100 km, magnitude 1.5 and up: 33 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 2.863 km ESE of Atka, Alaska · 203 days ago · 74 km deep · 44 km away
  2. 1.917 km N of Atka, Alaska · 201 days ago · 5 km deep · 26 km away
  3. 3.88 km ESE of Atka, Alaska · 197 days ago · 114 km deep · 23 km away
  4. 2.881 km SE of Atka, Alaska · 195 days ago · 10 km deep · 67 km away
  5. 2.752 km SSW of Atka, Alaska · 195 days ago · 35 km deep · 72 km away
  6. 3.5121 km E of Atka, Alaska · 190 days ago · 85 km deep · 95 km away
  7. 2.623 km NW of Atka, Alaska · 190 days ago · 164 km deep · 44 km away
  8. 2.880 km SSE of Atka, Alaska · 189 days ago · 10 km deep · 85 km away
  9. 2.857 km E of Atka, Alaska · 185 days ago · 85 km deep · 30 km away
  10. 1.813 km WNW of Atka, Alaska · 185 days ago · 9 km deep · 39 km away
  11. 3.458 km S of Atka, Alaska · 184 days ago · 14 km deep · 70 km away
  12. 2.587 km ESE of Atka, Alaska · 184 days ago · 38 km deep · 70 km away
  13. 1.718 km WSW of Atka, Alaska · 170 days ago · 9 km deep · 47 km away
  14. 3.138 km NNE of Atka, Alaska · 169 days ago · 162 km deep · 27 km away
  15. 3.396 km ESE of Atka, Alaska · 168 days ago · 108 km deep · 72 km away
  16. 3.7127 km E of Atka, Alaska · 162 days ago · 10 km deep · 98 km away
  17. 3.29 km WNW of Atka, Alaska · 160 days ago · 148 km deep · 37 km away
  18. 3.458 km SW of Atka, Alaska · 158 days ago · 90 km deep · 86 km away
  19. 3.586 km NE of Atka, Alaska · 155 days ago · 227 km deep · 62 km away
  20. 1.712 km SE of Atka, Alaska · 154 days ago · 13 km deep · 26 km away
  21. 3.164 km ESE of Atka, Alaska · 153 days ago · 63 km deep · 48 km away
  22. 3.352 km S of Atka, Alaska · 151 days ago · 26 km deep · 63 km away
  23. 3.094 km ESE of Atka, Alaska · 150 days ago · 10 km deep · 75 km away
  24. 3.172 km S of Atka, Alaska · 149 days ago · 1 km deep · 82 km away
  25. 2.336 km SSW of Atka, Alaska · 149 days ago · 80 km deep · 60 km away
  26. 3.089 km ESE of Atka, Alaska · 147 days ago · 35 km deep · 71 km away
  27. 2.834 km E of Atka, Alaska · 147 days ago · 85 km deep · 15 km away
  28. 1.736 km ENE of Atka, Alaska · 147 days ago · 15 km deep · 13 km away
  29. 2.444 km S of Atka, Alaska · 146 days ago · 67 km deep · 55 km away
  30. 2.765 km SSE of Atka, Alaska · 146 days ago · 35 km deep · 69 km away
  31. 2.692 km SSE of Atka, Alaska · 144 days ago · 8 km deep · 90 km away
  32. 3.673 km ESE of Atka, Alaska · 144 days ago · 71 km deep · 52 km away
  33. 2.034 km NNW of Atka, Alaska · 143 days ago · 10 km deep · 47 km away

Before

  1. 2.876 km SE of Atka, Alaska · 205 days ago · 13 km deep · 65 km away
  2. 3.289 km SE of Atka, Alaska · 207 days ago · 35 km deep · 82 km away
  3. 2.666 km SSW of Atka, Alaska · 209 days ago · 10 km deep · 84 km away
  4. 2.010 km SW of Atka, Alaska · 210 days ago · 12 km deep · 37 km away
  5. 2.519 km SSW of Atka, Alaska · 210 days ago · 9 km deep · 45 km away
  6. 4.493 km ENE of Atka, Alaska · 218 days ago · 157 km deep · 66 km away · felt by 2
  7. 4.134 km ESE of Atka, Alaska · 219 days ago · 66 km deep · 25 km away
  8. 2.947 km WSW of Atka, Alaska · 221 days ago · 10 km deep · 76 km away
  9. 3.322 km ESE of Atka, Alaska · 226 days ago · 92 km deep · 14 km away
  10. 2.647 km WSW of Atka, Alaska · 226 days ago · 105 km deep · 76 km away
  11. 3.891 km SSE of Atka, Alaska · 227 days ago · 35 km deep · 91 km away
  12. 2.335 km NNE of Atka, Alaska · 228 days ago · 22 km deep · 27 km away
  13. 2.827 km W of Atka, Alaska · 228 days ago · 84 km deep · 56 km away
  14. 3.8104 km SE of Atka, Alaska · 230 days ago · 35 km deep · 94 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000sfxu. Read Thu, Oct 1, 2026, 1:13 PM UTC.