Alaska earthquakes

M4.1 earthquake 181 km E of Atka, Alaska

A magnitude 4.1 earthquake struck 181 km E of Atka, Alaska on Sat, Feb 15, 2025, 5:53 AM HAST (15:53 UTC), 58 km (36 mi) below the surface.

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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
4.1 (mb, body-wave), light
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-02-15 15:53:10 UTC
Depth
58.3 km (36.3 mi), shallow
Epicenter
52.132° N, 171.555° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Magnitude estimates

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.ScaleComputed byNotes
4.1mb, body-waveUSGS National Earthquake Information CenterPreferred · Reviewed · ±0.197 · 8 stations
3.4ML, local (Richter)Alaska Earthquake CenterPreliminary

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 8.4 km horizontally, 13.3 km in depth
Magnitude uncertainty
±0.20
Depth from
From location
Station coverage gap
206°, poorly surrounded by stations
Stations used
25

Nearby

Within 100 km, magnitude 1.5 and up: 40 in the 60 days after this one and 16 in the 30 days before it.

After

  1. 3.395 km E of Atka, Alaska · 593 days ago · 7 km deep · 90 km away
  2. 3.4187 km E of Atka, Alaska · 593 days ago · 31 km deep · 18 km away
  3. 4.0129 km E of Atka, Alaska · 593 days ago · 72 km deep · 53 km away
  4. 3.6184 km E of Atka, Alaska · 592 days ago · 51 km deep · 4 km away
  5. 3.0157 km SW of Nikolski, Alaska · 591 days ago · 10 km deep · 67 km away
  6. 3.3185 km E of Atka, Alaska · 586 days ago · 35 km deep · 12 km away
  7. 2.8165 km WSW of Nikolski, Alaska · 584 days ago · 34 km deep · 39 km away
  8. 3.0135 km SW of Nikolski, Alaska · 584 days ago · 35 km deep · 77 km away
  9. 2.4140 km ESE of Atka, Alaska · 584 days ago · 42 km deep · 49 km away
  10. 3.8183 km E of Atka, Alaska · 583 days ago · 16 km deep · 35 km away
  11. 2.3129 km WSW of Nikolski, Alaska · 583 days ago · 66 km deep · 75 km away
  12. 3.9123 km WSW of Nikolski, Alaska · 580 days ago · 49 km deep · 81 km away
  13. 2.4168 km SW of Nikolski, Alaska · 580 days ago · 13 km deep · 50 km away
  14. 3.0140 km WSW of Nikolski, Alaska · 579 days ago · 109 km deep · 77 km away
  15. 3.3152 km SW of Nikolski, Alaska · 577 days ago · 44 km deep · 69 km away
  16. 2.5113 km ESE of Atka, Alaska · 567 days ago · 64 km deep · 73 km away
  17. 3.9160 km SW of Nikolski, Alaska · 565 days ago · 10 km deep · 96 km away
  18. 2.7149 km SW of Nikolski, Alaska · 565 days ago · 35 km deep · 82 km away
  19. 3.6166 km WSW of Nikolski, Alaska · 561 days ago · 12 km deep · 38 km away
  20. 3.8125 km SW of Nikolski, Alaska · 557 days ago · 35 km deep · 83 km away
  21. 3.5126 km SW of Nikolski, Alaska · 556 days ago · 48 km deep · 82 km away
  22. 2.199 km ESE of Atka, Alaska · 553 days ago · 40 km deep · 90 km away
  23. 2.7166 km SW of Nikolski, Alaska · 553 days ago · 35 km deep · 51 km away
  24. 2.8166 km SW of Nikolski, Alaska · 553 days ago · 35 km deep · 58 km away
  25. 3.2161 km SW of Nikolski, Alaska · 552 days ago · 35 km deep · 59 km away
  26. 3.0163 km SW of Nikolski, Alaska · 552 days ago · 35 km deep · 55 km away
  27. 3.0114 km ENE of Atka, Alaska · 549 days ago · 200 km deep · 85 km away
  28. 3.2171 km WSW of Nikolski, Alaska · 549 days ago · 35 km deep · 38 km away
  29. 2.7142 km E of Atka, Alaska · 549 days ago · 66 km deep · 42 km away
  30. 3.0170 km ESE of Atka, Alaska · 548 days ago · 35 km deep · 34 km away
  31. 3.6184 km ESE of Atka, Alaska · 548 days ago · 35 km deep · 47 km away
  32. 2.1116 km WSW of Nikolski, Alaska · 548 days ago · 82 km deep · 88 km away
  33. 3.4126 km SW of Nikolski, Alaska · 544 days ago · 35 km deep · 81 km away
  34. 2.8159 km WSW of Nikolski, Alaska · 540 days ago · 51 km deep · 44 km away
  35. 3.8174 km WSW of Nikolski, Alaska · 540 days ago · 35 km deep · 35 km away
  36. 3.9173 km WSW of Nikolski, Alaska · 540 days ago · 38 km deep · 35 km away
  37. 3.2110 km ENE of Atka, Alaska · 535 days ago · 162 km deep · 90 km away
  38. 2.7151 km WSW of Nikolski, Alaska · 535 days ago · 74 km deep · 54 km away
  39. 3.4131 km WSW of Nikolski, Alaska · 535 days ago · 35 km deep · 74 km away
  40. 3.5171 km E of Atka, Alaska · 534 days ago · 80 km deep · 16 km away

Before

  1. 3.1129 km SW of Nikolski, Alaska · 594 days ago · 35 km deep · 79 km away
  2. 3.9128 km W of Nikolski, Alaska · 597 days ago · 68 km deep · 90 km away
  3. 3.3181 km SW of Nikolski, Alaska · 601 days ago · 35 km deep · 45 km away
  4. 3.1126 km SW of Nikolski, Alaska · 605 days ago · 35 km deep · 86 km away
  5. 3.2136 km WSW of Nikolski, Alaska · 605 days ago · 35 km deep · 70 km away
  6. 3.4174 km E of Atka, Alaska · 605 days ago · 111 km deep · 40 km away
  7. 4.3178 km ESE of Atka, Alaska · 605 days ago · 35 km deep · 59 km away
  8. 3.1173 km E of Atka, Alaska · 606 days ago · 25 km deep · 19 km away
  9. 4.2141 km SW of Nikolski, Alaska · 608 days ago · 50 km deep · 72 km away
  10. 3.2161 km SW of Nikolski, Alaska · 608 days ago · 35 km deep · 53 km away
  11. 2.6136 km SW of Nikolski, Alaska · 611 days ago · 35 km deep · 84 km away
  12. 4.3137 km SW of Nikolski, Alaska · 611 days ago · 35 km deep · 74 km away
  13. 3.6184 km WSW of Nikolski, Alaska · 614 days ago · 51 km deep · 28 km away
  14. 2.4122 km SW of Nikolski, Alaska · 619 days ago · 35 km deep · 94 km away
  15. 3.4153 km SW of Nikolski, Alaska · 620 days ago · 35 km deep · 63 km away
  16. 3.0163 km ESE of Atka, Alaska · 623 days ago · 35 km deep · 30 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000pfaj (also filed as ak02524byuko). Read Fri, Oct 2, 2026, 1:44 AM UTC.