Alaska earthquakes

M2.6 earthquake 261 km WSW of Adak, Alaska

A magnitude 2.6 earthquake struck 261 km WSW of Adak, Alaska on Mon, Feb 24, 2025, 11:17 AM GMT+12 (23:17 UTC), 29 km (18 mi) below the surface.

A larger quake followed: M4.1 Rat Islands, Aleutian Islands, Alaska. This one was a foreshock.

More in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-02-23 23:17:58 UTC
Depth
28.5 km (17.7 mi), shallow
Epicenter
51.190° N, 179.760° E
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
2.6ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
2.3ML, 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 5.2 km horizontally, 12.2 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
233°, poorly surrounded by stations
Stations used
16

Nearby

Within 100 km, magnitude 1.5 and up: 143 in the 60 days after this one and 40 in the 30 days before it.

After

  1. 2.2217 km WSW of Adak, Alaska · 586 days ago · 62 km deep · 50 km away
  2. 2.1249 km WSW of Adak, Alaska · 585 days ago · 15 km deep · 30 km away
  3. 3.5281 km W of Adak, Alaska · 585 days ago · 64 km deep · 44 km away
  4. 1.9Rat Islands, Aleutian Islands, Alaska · 583 days ago · 13 km deep · 97 km away
  5. 1.8Rat Islands, Aleutian Islands, Alaska · 583 days ago · 34 km deep · 71 km away
  6. 2.0241 km WSW of Adak, Alaska · 583 days ago · 6 km deep · 30 km away
  7. 2.9Rat Islands, Aleutian Islands, Alaska · 582 days ago · 42 km deep · 73 km away
  8. 4.1Rat Islands, Aleutian Islands, Alaska · 582 days ago · 93 km deep · 100 km away
  9. 2.1240 km WSW of Adak, Alaska · 582 days ago · 13 km deep · 35 km away
  10. 2.2274 km WSW of Adak, Alaska · 581 days ago · 20 km deep · 13 km away
  11. 2.1262 km W of Adak, Alaska · 581 days ago · 73 km deep · 48 km away
  12. 1.9180 km WSW of Adak, Alaska · 580 days ago · 21 km deep · 80 km away
  13. 2.1283 km W of Adak, Alaska · 580 days ago · 65 km deep · 55 km away
  14. 3.8Rat Islands, Aleutian Islands, Alaska · 580 days ago · 71 km deep · 99 km away
  15. 2.5236 km W of Adak, Alaska · 580 days ago · 102 km deep · 68 km away
  16. 2.8268 km W of Adak, Alaska · 579 days ago · 158 km deep · 98 km away
  17. 2.3284 km W of Adak, Alaska · 579 days ago · 84 km deep · 71 km away
  18. 2.6Rat Islands, Aleutian Islands, Alaska · 579 days ago · 87 km deep · 75 km away
  19. 2.5248 km WSW of Adak, Alaska · 577 days ago · 20 km deep · 38 km away
  20. 2.6172 km W of Adak, Alaska · 577 days ago · 17 km deep · 98 km away
  21. 2.3169 km W of Adak, Alaska · 576 days ago · 7 km deep · 100 km away
  22. 2.9259 km WSW of Adak, Alaska · 575 days ago · 25 km deep · 4 km away
  23. 2.1257 km WSW of Adak, Alaska · 574 days ago · 21 km deep · 22 km away
  24. 3.4220 km WSW of Adak, Alaska · 574 days ago · 65 km deep · 43 km away
  25. 3.3Rat Islands, Aleutian Islands, Alaska · 574 days ago · 35 km deep · 89 km away
  26. 2.8212 km W of Adak, Alaska · 574 days ago · 97 km deep · 70 km away
  27. 3.0174 km W of Adak, Alaska · 574 days ago · 10 km deep · 96 km away
  28. 2.8Rat Islands, Aleutian Islands, Alaska · 573 days ago · 71 km deep · 90 km away
  29. 3.3Rat Islands, Aleutian Islands, Alaska · 573 days ago · 54 km deep · 63 km away
  30. 3.9256 km WSW of Adak, Alaska · 573 days ago · 64 km deep · 28 km away
  31. 3.0229 km W of Adak, Alaska · 572 days ago · 19 km deep · 63 km away
  32. 3.1224 km W of Adak, Alaska · 572 days ago · 102 km deep · 60 km away
  33. 2.6207 km WSW of Adak, Alaska · 569 days ago · 72 km deep · 60 km away
  34. 2.2180 km WSW of Adak, Alaska · 568 days ago · 20 km deep · 88 km away
  35. 3.1274 km WSW of Adak, Alaska · 567 days ago · 66 km deep · 23 km away
  36. 2.0280 km WSW of Adak, Alaska · 567 days ago · 33 km deep · 22 km away
  37. 2.3Rat Islands, Aleutian Islands, Alaska · 567 days ago · 73 km deep · 88 km away
  38. 2.2255 km W of Adak, Alaska · 567 days ago · 68 km deep · 46 km away
  39. 2.7243 km WSW of Adak, Alaska · 566 days ago · 35 km deep · 36 km away
  40. 2.6255 km W of Adak, Alaska · 566 days ago · 20 km deep · 39 km away
  41. 2.5262 km WSW of Adak, Alaska · 565 days ago · 35 km deep · 2 km away
  42. 2.3232 km WSW of Adak, Alaska · 564 days ago · 58 km deep · 36 km away
  43. 2.1178 km W of Adak, Alaska · 564 days ago · 65 km deep · 87 km away
  44. 2.3259 km W of Adak, Alaska · 564 days ago · 81 km deep · 56 km away
  45. 3.0186 km WSW of Adak, Alaska · 564 days ago · 10 km deep · 75 km away
  46. 3.3177 km W of Adak, Alaska · 563 days ago · 95 km deep · 93 km away
  47. 2.9239 km WSW of Adak, Alaska · 560 days ago · 26 km deep · 26 km away
  48. 2.4231 km W of Adak, Alaska · 559 days ago · 98 km deep · 68 km away
  49. 3.5228 km WSW of Adak, Alaska · 558 days ago · 10 km deep · 51 km away
  50. 1.9174 km WSW of Adak, Alaska · 558 days ago · 17 km deep · 88 km away
  51. 1.7227 km WSW of Adak, Alaska · 558 days ago · 57 km deep · 35 km away
  52. 2.8Rat Islands, Aleutian Islands, Alaska · 557 days ago · 16 km deep · 67 km away
  53. 2.1240 km WSW of Adak, Alaska · 557 days ago · 14 km deep · 35 km away
  54. 3.9Rat Islands, Aleutian Islands, Alaska · 557 days ago · 54 km deep · 60 km away
  55. 2.2211 km WSW of Adak, Alaska · 556 days ago · 14 km deep · 59 km away
  56. 2.6196 km W of Adak, Alaska · 556 days ago · 100 km deep · 83 km away
  57. 2.6Rat Islands, Aleutian Islands, Alaska · 556 days ago · 72 km deep · 84 km away
  58. 1.6282 km W of Adak, Alaska · 555 days ago · 22 km deep · 44 km away
  59. 2.7224 km W of Adak, Alaska · 555 days ago · 104 km deep · 61 km away
  60. 1.8259 km WSW of Adak, Alaska · 555 days ago · 20 km deep · 8 km away

The first 60 of 143.

Before

  1. 3.0223 km W of Adak, Alaska · 589 days ago · 174 km deep · 78 km away
  2. 3.1Rat Islands, Aleutian Islands, Alaska · 590 days ago · 42 km deep · 68 km away
  3. 2.8224 km W of Adak, Alaska · 590 days ago · 141 km deep · 93 km away
  4. 2.8278 km WSW of Adak, Alaska · 590 days ago · 21 km deep · 17 km away
  5. 2.8253 km WSW of Adak, Alaska · 591 days ago · 10 km deep · 41 km away
  6. 2.3189 km WSW of Adak, Alaska · 591 days ago · 21 km deep · 79 km away
  7. 3.0287 km W of Adak, Alaska · 591 days ago · 64 km deep · 47 km away
  8. 2.4206 km WSW of Adak, Alaska · 592 days ago · 60 km deep · 61 km away
  9. 2.3173 km WSW of Adak, Alaska · 593 days ago · 30 km deep · 95 km away
  10. 2.1Rat Islands, Aleutian Islands, Alaska · 593 days ago · 6 km deep · 80 km away
  11. 2.4220 km W of Adak, Alaska · 593 days ago · 95 km deep · 67 km away
  12. 3.3Rat Islands, Aleutian Islands, Alaska · 594 days ago · 27 km deep · 40 km away
  13. 2.6227 km W of Adak, Alaska · 594 days ago · 10 km deep · 69 km away
  14. 1.8269 km WSW of Adak, Alaska · 595 days ago · 13 km deep · 8 km away
  15. 1.8Rat Islands, Aleutian Islands, Alaska · 595 days ago · 13 km deep · 78 km away
  16. 1.9194 km WSW of Adak, Alaska · 596 days ago · 52 km deep · 69 km away
  17. 3.6233 km WSW of Adak, Alaska · 596 days ago · 19 km deep · 29 km away
  18. 2.0Rat Islands, Aleutian Islands, Alaska · 597 days ago · 7 km deep · 90 km away
  19. 2.9Rat Islands, Aleutian Islands, Alaska · 598 days ago · 67 km deep · 66 km away
  20. 3.0Rat Islands, Aleutian Islands, Alaska · 603 days ago · 51 km deep · 68 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000pm74 (also filed as ak0252hotkn0). Read Fri, Oct 2, 2026, 8:20 PM UTC.