Alaska earthquakes

M3.3 earthquake 251 km W of Adak, Alaska

A magnitude 3.3 earthquake struck 251 km W of Adak, Alaska on Tue, Jun 3, 2025, 7:21 AM GMT+12 (19:21 UTC), 178 km (111 mi) below the surface.

A larger quake followed: M5.0 275 km WSW of Adak, 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
2025-06-02 19:21:00 UTC
Depth
178.3 km (110.8 mi), intermediate-depth
Epicenter
52.143° N, 179.735° 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
3.3ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.097 · 14 stations
3.0ML, 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 8.3 km horizontally, 6.1 km in depth
Magnitude uncertainty
±0.10
Depth from
From location
Station coverage gap
197°, poorly surrounded by stations
Stations used
16

Nearby

Within 100 km, magnitude 1.5 and up: 132 in the 60 days after this one and 54 in the 30 days before it.

After

  1. 1.8Rat Islands, Aleutian Islands, Alaska · 487 days ago · 7 km deep · 99 km away
  2. 2.1Rat Islands, Aleutian Islands, Alaska · 487 days ago · 63 km deep · 76 km away
  3. 3.8265 km WSW of Adak, Alaska · 486 days ago · 73 km deep · 87 km away
  4. 2.9207 km W of Adak, Alaska · 486 days ago · 113 km deep · 63 km away
  5. 2.2241 km WSW of Adak, Alaska · 486 days ago · 59 km deep · 75 km away
  6. 2.7Rat Islands, Aleutian Islands, Alaska · 486 days ago · 60 km deep · 94 km away
  7. 2.0268 km W of Adak, Alaska · 485 days ago · 30 km deep · 34 km away
  8. 2.7Rat Islands, Aleutian Islands, Alaska · 485 days ago · 114 km deep · 86 km away
  9. 2.0Rat Islands, Aleutian Islands, Alaska · 484 days ago · 74 km deep · 81 km away
  10. 2.5Rat Islands, Aleutian Islands, Alaska · 483 days ago · 95 km deep · 97 km away
  11. 1.6246 km WSW of Adak, Alaska · 483 days ago · 13 km deep · 90 km away
  12. 1.8264 km WSW of Adak, Alaska · 483 days ago · 54 km deep · 78 km away
  13. 2.8226 km W of Adak, Alaska · 482 days ago · 138 km deep · 43 km away
  14. 2.0252 km W of Adak, Alaska · 482 days ago · 70 km deep · 58 km away
  15. 2.0262 km W of Adak, Alaska · 477 days ago · 56 km deep · 72 km away
  16. 1.6Rat Islands, Aleutian Islands, Alaska · 476 days ago · 29 km deep · 97 km away
  17. 2.9204 km WSW of Adak, Alaska · 476 days ago · 61 km deep · 89 km away
  18. 2.7289 km W of Adak, Alaska · 476 days ago · 86 km deep · 64 km away
  19. 2.1173 km W of Adak, Alaska · 475 days ago · 126 km deep · 77 km away
  20. 2.2267 km W of Adak, Alaska · 475 days ago · 74 km deep · 57 km away
  21. 1.9Rat Islands, Aleutian Islands, Alaska · 475 days ago · -1 km deep · 100 km away
  22. 2.6Rat Islands, Aleutian Islands, Alaska · 475 days ago · 105 km deep · 90 km away
  23. 1.6Rat Islands, Aleutian Islands, Alaska · 475 days ago · 8 km deep · 94 km away
  24. 2.1217 km W of Adak, Alaska · 474 days ago · 86 km deep · 58 km away
  25. 2.2160 km W of Adak, Alaska · 469 days ago · 86 km deep · 90 km away
  26. 2.8169 km W of Adak, Alaska · 469 days ago · 10 km deep · 93 km away
  27. 2.8171 km W of Adak, Alaska · 469 days ago · 10 km deep · 91 km away
  28. 1.8172 km W of Adak, Alaska · 469 days ago · 11 km deep · 89 km away
  29. 2.1268 km WSW of Adak, Alaska · 468 days ago · 38 km deep · 85 km away
  30. 2.1209 km W of Adak, Alaska · 468 days ago · 78 km deep · 64 km away
  31. 2.9259 km W of Adak, Alaska · 468 days ago · 172 km deep · 12 km away
  32. 3.6205 km W of Adak, Alaska · 467 days ago · 120 km deep · 55 km away
  33. 2.5201 km WSW of Adak, Alaska · 467 days ago · 67 km deep · 87 km away
  34. 1.7165 km W of Adak, Alaska · 467 days ago · 11 km deep · 98 km away
  35. 2.9168 km W of Adak, Alaska · 467 days ago · 14 km deep · 92 km away
  36. 3.1169 km W of Adak, Alaska · 465 days ago · 14 km deep · 93 km away
  37. 2.0167 km W of Adak, Alaska · 465 days ago · 8 km deep · 92 km away
  38. 2.8256 km W of Adak, Alaska · 465 days ago · 117 km deep · 45 km away
  39. 2.0167 km W of Adak, Alaska · 465 days ago · 9 km deep · 94 km away
  40. 2.1166 km W of Adak, Alaska · 465 days ago · 9 km deep · 95 km away
  41. 2.3221 km W of Adak, Alaska · 465 days ago · 88 km deep · 57 km away
  42. 2.6Rat Islands, Aleutian Islands, Alaska · 464 days ago · 104 km deep · 90 km away
  43. 1.8168 km W of Adak, Alaska · 463 days ago · 7 km deep · 95 km away
  44. 1.8240 km W of Adak, Alaska · 463 days ago · 19 km deep · 48 km away
  45. 1.7Rat Islands, Aleutian Islands, Alaska · 463 days ago · 7 km deep · 87 km away
  46. 2.1Rat Islands, Aleutian Islands, Alaska · 463 days ago · 88 km deep · 80 km away
  47. 1.5239 km W of Adak, Alaska · 462 days ago · 13 km deep · 50 km away
  48. 1.8216 km W of Adak, Alaska · 462 days ago · 82 km deep · 59 km away
  49. 3.0264 km W of Adak, Alaska · 461 days ago · 201 km deep · 20 km away
  50. 1.5Rat Islands, Aleutian Islands, Alaska · 460 days ago · 7 km deep · 78 km away
  51. 1.5Rat Islands, Aleutian Islands, Alaska · 460 days ago · 7 km deep · 96 km away
  52. 2.5258 km WSW of Adak, Alaska · 458 days ago · 57 km deep · 87 km away
  53. 2.1268 km WSW of Adak, Alaska · 458 days ago · 58 km deep · 82 km away
  54. 1.5260 km W of Adak, Alaska · 458 days ago · 12 km deep · 29 km away
  55. 1.8214 km WSW of Adak, Alaska · 458 days ago · 14 km deep · 79 km away
  56. 2.1293 km W of Adak, Alaska · 457 days ago · 73 km deep · 70 km away
  57. 4.3209 km WSW of Adak, Alaska · 457 days ago · 63 km deep · 88 km away
  58. 1.8255 km WSW of Adak, Alaska · 456 days ago · 5 km deep · 82 km away
  59. 3.1256 km WSW of Adak, Alaska · 456 days ago · 48 km deep · 76 km away
  60. 2.1Rat Islands, Aleutian Islands, Alaska · 455 days ago · 88 km deep · 96 km away

The first 60 of 132.

Before

  1. 1.9235 km W of Adak, Alaska · 489 days ago · 17 km deep · 47 km away
  2. 2.1201 km WSW of Adak, Alaska · 490 days ago · 13 km deep · 91 km away
  3. 1.8241 km WSW of Adak, Alaska · 490 days ago · 34 km deep · 84 km away
  4. 4.2Rat Islands, Aleutian Islands, Alaska · 491 days ago · 75 km deep · 94 km away
  5. 1.7254 km WSW of Adak, Alaska · 492 days ago · 13 km deep · 95 km away
  6. 1.7270 km WSW of Adak, Alaska · 492 days ago · 28 km deep · 84 km away
  7. 2.7230 km W of Adak, Alaska · 492 days ago · 171 km deep · 26 km away
  8. 1.9180 km W of Adak, Alaska · 492 days ago · 95 km deep · 77 km away
  9. 1.8259 km W of Adak, Alaska · 492 days ago · 4 km deep · 24 km away
  10. 1.9Rat Islands, Aleutian Islands, Alaska · 492 days ago · 61 km deep · 84 km away
  11. 2.5Rat Islands, Aleutian Islands, Alaska · 493 days ago · 79 km deep · 95 km away
  12. 2.1Rat Islands, Aleutian Islands, Alaska · 494 days ago · 96 km deep · 85 km away
  13. 2.2284 km W of Adak, Alaska · 494 days ago · 84 km deep · 60 km away
  14. 3.1160 km W of Adak, Alaska · 494 days ago · 169 km deep · 91 km away
  15. 2.8255 km W of Adak, Alaska · 496 days ago · 63 km deep · 67 km away
  16. 2.9216 km W of Adak, Alaska · 497 days ago · 105 km deep · 51 km away
  17. 2.9Rat Islands, Aleutian Islands, Alaska · 497 days ago · 117 km deep · 81 km away
  18. 2.0Rat Islands, Aleutian Islands, Alaska · 497 days ago · 65 km deep · 79 km away
  19. 2.0166 km W of Adak, Alaska · 498 days ago · 9 km deep · 92 km away
  20. 2.7Rat Islands, Aleutian Islands, Alaska · 499 days ago · 10 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000qjzf (also filed as ak02571cnu80). Read Fri, Oct 2, 2026, 8:36 PM UTC.