Alaska earthquakes

M1.8 earthquake 159 km ESE of Chignik, Alaska

A magnitude 1.8 earthquake struck 159 km ESE of Chignik, Alaska on Sun, Feb 23, 2025, 3:46 AM AKST (12:46 UTC), 2 km (1 mi) below the surface.

A larger quake followed: M3.1 121 km ESE of Chignik, Alaska. This one was a foreshock.

Womens Bay forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2025-02-23 12:46:14 UTC
Depth
2.1 km (1.3 mi), shallow
Epicenter
55.872° N, 155.950° 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.

Stations used
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 25 in the 30 days before it.

After

  1. 1.8149 km ESE of Chignik, Alaska · 585 days ago · 14 km deep · 11 km away
  2. 2.6146 km SW of Akhiok, Alaska · 584 days ago · 7 km deep · 22 km away
  3. 2.3170 km SE of Chignik, Alaska · 584 days ago · 25 km deep · 96 km away
  4. 2.8156 km ESE of Chignik, Alaska · 581 days ago · 17 km deep · 8 km away
  5. 2.2124 km SSE of Ugashik, Alaska · 579 days ago · 64 km deep · 81 km away
  6. 2.3160 km SE of Chignik, Alaska · 579 days ago · 21 km deep · 87 km away
  7. 2.293 km SE of Chignik, Alaska · 574 days ago · 17 km deep · 100 km away
  8. 2.2114 km E of Chignik, Alaska · 571 days ago · 14 km deep · 67 km away
  9. 2.7126 km SW of Akhiok, Alaska · 570 days ago · 32 km deep · 36 km away
  10. 2.196 km E of Chignik, Alaska · 568 days ago · 3 km deep · 69 km away
  11. 2.9149 km SW of Akhiok, Alaska · 566 days ago · 14 km deep · 15 km away
  12. 2.3113 km SSW of Akhiok, Alaska · 564 days ago · 9 km deep · 72 km away
  13. 2.468 km E of Chignik, Alaska · 561 days ago · 39 km deep · 96 km away
  14. 2.2107 km E of Chignik, Alaska · 560 days ago · 21 km deep · 59 km away
  15. 2.4113 km E of Chignik, Alaska · 555 days ago · 36 km deep · 63 km away
  16. 1.976 km E of Chignik, Alaska · 549 days ago · 10 km deep · 84 km away
  17. 3.1121 km ESE of Chignik, Alaska · 546 days ago · 45 km deep · 40 km away
  18. 2.2127 km WSW of Akhiok, Alaska · 539 days ago · 23 km deep · 52 km away
  19. 3.0109 km WSW of Akhiok, Alaska · 538 days ago · 13 km deep · 83 km away
  20. 1.978 km E of Chignik, Alaska · 538 days ago · 10 km deep · 90 km away
  21. 2.3134 km E of Chignik, Alaska · 535 days ago · 55 km deep · 34 km away
  22. 2.2128 km WSW of Akhiok, Alaska · 535 days ago · 16 km deep · 74 km away
  23. 2.2150 km SE of Chignik, Alaska · 525 days ago · 36 km deep · 73 km away

Before

  1. 2.5136 km SE of Chignik, Alaska · 586 days ago · 23 km deep · 76 km away
  2. 2.472 km ESE of Chignik, Alaska · 588 days ago · 19 km deep · 87 km away
  3. 2.6108 km SSE of Ugashik, Alaska · 589 days ago · 65 km deep · 95 km away
  4. 2.3105 km SE of Chignik, Alaska · 590 days ago · 4 km deep · 69 km away
  5. 2.679 km ESE of Chignik, Alaska · 591 days ago · 5 km deep · 84 km away
  6. 2.4175 km SE of Chignik, Alaska · 591 days ago · 13 km deep · 54 km away
  7. 3.0147 km SW of Akhiok, Alaska · 591 days ago · 4 km deep · 23 km away
  8. 2.4118 km SSE of Ugashik, Alaska · 593 days ago · 30 km deep · 85 km away
  9. 2.5104 km E of Chignik, Alaska · 593 days ago · 11 km deep · 71 km away
  10. 5.7155 km SSW of Akhiok, Alaska · 594 days ago · 13 km deep · 71 km away · felt by 3 · tsunami flag
  11. 3.2156 km SSW of Akhiok, Alaska · 595 days ago · 12 km deep · 76 km away
  12. 2.377 km E of Chignik, Alaska · 596 days ago · 46 km deep · 88 km away
  13. 2.071 km E of Chignik, Alaska · 600 days ago · 24 km deep · 90 km away
  14. 2.4156 km SSW of Akhiok, Alaska · 602 days ago · 7 km deep · 51 km away
  15. 3.1153 km SSW of Akhiok, Alaska · 602 days ago · 10 km deep · 49 km away
  16. 2.1116 km ENE of Chignik, Alaska · 602 days ago · 41 km deep · 82 km away
  17. 2.475 km ESE of Chignik, Alaska · 603 days ago · 12 km deep · 84 km away
  18. 1.9115 km WSW of Akhiok, Alaska · 603 days ago · 20 km deep · 58 km away
  19. 1.8118 km SW of Akhiok, Alaska · 603 days ago · 12 km deep · 54 km away
  20. 1.993 km E of Chignik, Alaska · 604 days ago · 47 km deep · 77 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0252hiftzb. Read Thu, Oct 1, 2026, 10:17 AM UTC.