Alaska earthquakes

M3.8 earthquake 265 km WSW of Adak, Alaska

A magnitude 3.8 earthquake struck 265 km WSW of Adak, Alaska on Wed, Jun 4, 2025, 1:45 AM GMT+12 (13:45 UTC), 73 km (45 mi) below the surface.

A larger quake followed: M5.3 Rat Islands, Aleutian Islands, 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
3.8 (mb, body-wave), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-06-03 13:45:44 UTC
Depth
72.6 km (45.1 mi), intermediate-depth
Epicenter
51.360° N, 179.620° 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
3.8mb, body-waveUSGS National Earthquake Information CenterPreferred · Reviewed · ±0.074 · 47 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 6.8 km horizontally, 9.7 km in depth
Magnitude uncertainty
±0.07
Depth from
From location
Station coverage gap
197°, poorly surrounded by stations
Stations used
81

Nearby

Within 100 km, magnitude 1.5 and up: 172 in the 60 days after this one and 70 in the 30 days before it.

After

  1. 2.9207 km W of Adak, Alaska · 486 days ago · 113 km deep · 66 km away
  2. 2.2241 km WSW of Adak, Alaska · 485 days ago · 59 km deep · 25 km away
  3. 2.7Rat Islands, Aleutian Islands, Alaska · 485 days ago · 60 km deep · 66 km away
  4. 2.0268 km W of Adak, Alaska · 485 days ago · 30 km deep · 59 km away
  5. 1.7252 km WSW of Adak, Alaska · 485 days ago · 20 km deep · 57 km away
  6. 2.7Rat Islands, Aleutian Islands, Alaska · 484 days ago · 114 km deep · 90 km away
  7. 2.0Rat Islands, Aleutian Islands, Alaska · 483 days ago · 74 km deep · 68 km away
  8. 2.5Rat Islands, Aleutian Islands, Alaska · 483 days ago · 95 km deep · 87 km away
  9. 1.6246 km WSW of Adak, Alaska · 483 days ago · 13 km deep · 21 km away
  10. 1.8264 km WSW of Adak, Alaska · 482 days ago · 54 km deep · 10 km away
  11. 1.7167 km WSW of Adak, Alaska · 482 days ago · 13 km deep · 98 km away
  12. 2.8226 km W of Adak, Alaska · 482 days ago · 138 km deep · 60 km away
  13. 2.2260 km WSW of Adak, Alaska · 481 days ago · 11 km deep · 61 km away
  14. 2.0252 km W of Adak, Alaska · 481 days ago · 70 km deep · 30 km away
  15. 1.8187 km WSW of Adak, Alaska · 480 days ago · 22 km deep · 82 km away
  16. 2.0183 km WSW of Adak, Alaska · 478 days ago · 16 km deep · 86 km away
  17. 2.0262 km W of Adak, Alaska · 477 days ago · 56 km deep · 16 km away
  18. 1.9221 km WSW of Adak, Alaska · 476 days ago · 25 km deep · 55 km away
  19. 2.0202 km WSW of Adak, Alaska · 476 days ago · 13 km deep · 80 km away
  20. 1.6Rat Islands, Aleutian Islands, Alaska · 475 days ago · 29 km deep · 56 km away
  21. 2.6Rat Islands, Aleutian Islands, Alaska · 475 days ago · 59 km deep · 94 km away
  22. 2.9204 km WSW of Adak, Alaska · 475 days ago · 61 km deep · 61 km away
  23. 2.7289 km W of Adak, Alaska · 475 days ago · 86 km deep · 47 km away
  24. 2.2267 km W of Adak, Alaska · 475 days ago · 74 km deep · 33 km away
  25. 2.6Rat Islands, Aleutian Islands, Alaska · 474 days ago · 105 km deep · 87 km away
  26. 2.1217 km W of Adak, Alaska · 473 days ago · 86 km deep · 57 km away
  27. 2.9Rat Islands, Aleutian Islands, Alaska · 472 days ago · 35 km deep · 79 km away
  28. 1.7198 km WSW of Adak, Alaska · 471 days ago · 13 km deep · 69 km away
  29. 2.5Rat Islands, Aleutian Islands, Alaska · 470 days ago · 65 km deep · 73 km away
  30. 2.9Rat Islands, Aleutian Islands, Alaska · 470 days ago · 35 km deep · 95 km away
  31. 2.2212 km WSW of Adak, Alaska · 469 days ago · 18 km deep · 62 km away
  32. 2.8169 km W of Adak, Alaska · 468 days ago · 10 km deep · 99 km away
  33. 2.8171 km W of Adak, Alaska · 468 days ago · 10 km deep · 97 km away
  34. 1.8172 km W of Adak, Alaska · 468 days ago · 11 km deep · 97 km away
  35. 2.1Rat Islands, Aleutian Islands, Alaska · 468 days ago · 26 km deep · 45 km away
  36. 1.9168 km WSW of Adak, Alaska · 468 days ago · 8 km deep · 97 km away
  37. 2.1268 km WSW of Adak, Alaska · 468 days ago · 38 km deep · 5 km away
  38. 2.1209 km W of Adak, Alaska · 467 days ago · 78 km deep · 63 km away
  39. 2.1Rat Islands, Aleutian Islands, Alaska · 467 days ago · 20 km deep · 45 km away
  40. 2.9259 km W of Adak, Alaska · 467 days ago · 172 km deep · 79 km away
  41. 3.6205 km W of Adak, Alaska · 467 days ago · 120 km deep · 75 km away
  42. 2.5201 km WSW of Adak, Alaska · 467 days ago · 67 km deep · 64 km away
  43. 2.5Rat Islands, Aleutian Islands, Alaska · 466 days ago · 27 km deep · 44 km away
  44. 2.6Rat Islands, Aleutian Islands, Alaska · 466 days ago · 27 km deep · 47 km away
  45. 2.1Rat Islands, Aleutian Islands, Alaska · 465 days ago · 37 km deep · 92 km away
  46. 3.1169 km W of Adak, Alaska · 465 days ago · 14 km deep · 99 km away
  47. 2.8256 km W of Adak, Alaska · 464 days ago · 117 km deep · 42 km away
  48. 2.3221 km W of Adak, Alaska · 464 days ago · 88 km deep · 55 km away
  49. 1.9195 km WSW of Adak, Alaska · 464 days ago · 22 km deep · 73 km away
  50. 2.6Rat Islands, Aleutian Islands, Alaska · 464 days ago · 104 km deep · 84 km away
  51. 1.9235 km WSW of Adak, Alaska · 463 days ago · 42 km deep · 37 km away
  52. 1.8168 km W of Adak, Alaska · 463 days ago · 7 km deep · 99 km away
  53. 1.8240 km W of Adak, Alaska · 463 days ago · 19 km deep · 44 km away
  54. 3.3238 km WSW of Adak, Alaska · 463 days ago · 10 km deep · 45 km away
  55. 2.6247 km WSW of Adak, Alaska · 463 days ago · 10 km deep · 59 km away
  56. 2.1Rat Islands, Aleutian Islands, Alaska · 462 days ago · 88 km deep · 83 km away
  57. 1.8186 km WSW of Adak, Alaska · 462 days ago · 23 km deep · 83 km away
  58. 2.2273 km WSW of Adak, Alaska · 461 days ago · 26 km deep · 41 km away
  59. 1.8208 km WSW of Adak, Alaska · 461 days ago · 13 km deep · 63 km away
  60. 1.5239 km W of Adak, Alaska · 461 days ago · 13 km deep · 43 km away

The first 60 of 172.

Before

  1. 2.1Rat Islands, Aleutian Islands, Alaska · 486 days ago · 63 km deep · 51 km away
  2. 3.3251 km W of Adak, Alaska · 486 days ago · 178 km deep · 87 km away
  3. 1.9235 km W of Adak, Alaska · 489 days ago · 17 km deep · 49 km away
  4. 2.1201 km WSW of Adak, Alaska · 489 days ago · 13 km deep · 63 km away
  5. 2.7Rat Islands, Aleutian Islands, Alaska · 490 days ago · 60 km deep · 65 km away
  6. 1.8241 km WSW of Adak, Alaska · 490 days ago · 34 km deep · 24 km away
  7. 4.2Rat Islands, Aleutian Islands, Alaska · 490 days ago · 75 km deep · 71 km away
  8. 1.7254 km WSW of Adak, Alaska · 491 days ago · 13 km deep · 16 km away
  9. 1.7270 km WSW of Adak, Alaska · 491 days ago · 28 km deep · 8 km away
  10. 2.7230 km W of Adak, Alaska · 491 days ago · 171 km deep · 75 km away
  11. 1.9185 km WSW of Adak, Alaska · 491 days ago · 13 km deep · 81 km away
  12. 2.0Rat Islands, Aleutian Islands, Alaska · 491 days ago · 53 km deep · 88 km away
  13. 1.9180 km W of Adak, Alaska · 491 days ago · 95 km deep · 95 km away
  14. 2.7178 km WSW of Adak, Alaska · 492 days ago · 28 km deep · 88 km away
  15. 1.8259 km W of Adak, Alaska · 492 days ago · 4 km deep · 65 km away
  16. 1.9Rat Islands, Aleutian Islands, Alaska · 492 days ago · 61 km deep · 57 km away
  17. 2.5Rat Islands, Aleutian Islands, Alaska · 493 days ago · 79 km deep · 77 km away
  18. 2.1Rat Islands, Aleutian Islands, Alaska · 493 days ago · 96 km deep · 84 km away
  19. 2.2284 km W of Adak, Alaska · 493 days ago · 84 km deep · 44 km away
  20. 2.6250 km WSW of Adak, Alaska · 494 days ago · 49 km deep · 27 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000qifp (also filed as ak02572wrtmb). Read Fri, Oct 2, 2026, 6:33 AM UTC.