Alaska earthquakes

M2.7 earthquake 49 km W of Atka, Alaska

A magnitude 2.7 earthquake struck 49 km W of Atka, Alaska on Sun, Mar 16, 2025, 4:07 PM HADT (01:07 UTC), 190 km (118 mi) below the surface.

A larger quake followed: M4.9 22 km NNW of Atka, 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
2.7 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2025-03-17 01:07:55 UTC
Depth
189.8 km (117.9 mi), intermediate-depth
Epicenter
52.229° N, 174.922° 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
2.7ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.128 · 8 stations
2.6ML, 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 23.0 km horizontally, 5.2 km in depth
Magnitude uncertainty
±0.13
Depth from
From location
Station coverage gap
169°
Stations used
14

Nearby

Within 100 km, magnitude 1.5 and up: 133 in the 60 days after this one and 79 in the 30 days before it.

After

  1. 2.963 km S of Atka, Alaska · 563 days ago · 35 km deep · 87 km away
  2. 3.054 km SSE of Atka, Alaska · 563 days ago · 35 km deep · 85 km away
  3. 3.422 km SE of Atka, Alaska · 563 days ago · 64 km deep · 68 km away
  4. 2.061 km SSE of Atka, Alaska · 563 days ago · 22 km deep · 89 km away
  5. 3.144 km SSE of Atka, Alaska · 562 days ago · 94 km deep · 78 km away
  6. 2.459 km ESE of Adak, Alaska · 561 days ago · 58 km deep · 97 km away
  7. 2.790 km ESE of Adak, Alaska · 559 days ago · 62 km deep · 71 km away
  8. 3.588 km SW of Atka, Alaska · 559 days ago · 35 km deep · 63 km away
  9. 2.758 km SW of Atka, Alaska · 559 days ago · 65 km deep · 47 km away
  10. 2.453 km SE of Atka, Alaska · 559 days ago · 59 km deep · 96 km away
  11. 2.062 km E of Adak, Alaska · 558 days ago · 79 km deep · 65 km away
  12. 2.178 km E of Adak, Alaska · 557 days ago · 59 km deep · 59 km away
  13. 1.916 km SSW of Atka, Alaska · 557 days ago · 19 km deep · 49 km away
  14. 2.767 km NE of Adak, Alaska · 556 days ago · 185 km deep · 63 km away
  15. 1.868 km ESE of Adak, Alaska · 556 days ago · 39 km deep · 89 km away
  16. 1.822 km SSE of Atka, Alaska · 556 days ago · 15 km deep · 63 km away
  17. 2.976 km ENE of Adak, Alaska · 555 days ago · 217 km deep · 50 km away
  18. 1.861 km ESE of Adak, Alaska · 555 days ago · 47 km deep · 96 km away
  19. 2.748 km WSW of Atka, Alaska · 555 days ago · 10 km deep · 21 km away
  20. 1.894 km SW of Atka, Alaska · 555 days ago · 13 km deep · 70 km away
  21. 2.281 km WSW of Atka, Alaska · 554 days ago · 86 km deep · 39 km away
  22. 1.826 km S of Atka, Alaska · 554 days ago · 64 km deep · 56 km away
  23. 3.474 km SSW of Atka, Alaska · 553 days ago · 35 km deep · 69 km away
  24. 3.135 km NNW of Atka, Alaska · 553 days ago · 179 km deep · 46 km away
  25. 4.922 km NNW of Atka, Alaska · 552 days ago · 123 km deep · 42 km away
  26. 2.256 km NE of Adak, Alaska · 552 days ago · 192 km deep · 84 km away
  27. 2.916 km ENE of Atka, Alaska · 552 days ago · 140 km deep · 65 km away
  28. 1.893 km ESE of Adak, Alaska · 552 days ago · 58 km deep · 75 km away
  29. 1.873 km E of Adak, Alaska · 551 days ago · 27 km deep · 59 km away
  30. 1.933 km SSE of Atka, Alaska · 551 days ago · 28 km deep · 71 km away
  31. 1.647 km ENE of Adak, Alaska · 551 days ago · 5 km deep · 76 km away
  32. 2.286 km E of Adak, Alaska · 551 days ago · 65 km deep · 58 km away
  33. 2.597 km ESE of Adak, Alaska · 551 days ago · 35 km deep · 76 km away
  34. 1.644 km S of Atka, Alaska · 549 days ago · 65 km deep · 62 km away
  35. 2.739 km NNW of Atka, Alaska · 549 days ago · 182 km deep · 40 km away
  36. 2.821 km E of Atka, Alaska · 549 days ago · 177 km deep · 70 km away
  37. 3.275 km W of Atka, Alaska · 548 days ago · 109 km deep · 27 km away
  38. 2.973 km E of Adak, Alaska · 547 days ago · 43 km deep · 56 km away
  39. 2.065 km SW of Atka, Alaska · 546 days ago · 40 km deep · 47 km away
  40. 2.7103 km ESE of Adak, Alaska · 546 days ago · 35 km deep · 85 km away
  41. 2.890 km ESE of Adak, Alaska · 546 days ago · 35 km deep · 93 km away
  42. 3.281 km E of Adak, Alaska · 545 days ago · 78 km deep · 45 km away
  43. 2.948 km SW of Atka, Alaska · 545 days ago · 48 km deep · 48 km away
  44. 2.146 km E of Adak, Alaska · 544 days ago · 74 km deep · 84 km away
  45. 2.076 km SW of Atka, Alaska · 544 days ago · 39 km deep · 60 km away
  46. 1.942 km W of Atka, Alaska · 543 days ago · 82 km deep · 11 km away
  47. 2.172 km WSW of Atka, Alaska · 543 days ago · 73 km deep · 33 km away
  48. 2.179 km WSW of Atka, Alaska · 543 days ago · 47 km deep · 49 km away
  49. 2.081 km S of Atka, Alaska · 543 days ago · 20 km deep · 95 km away
  50. 1.791 km SW of Atka, Alaska · 542 days ago · 25 km deep · 65 km away
  51. 2.735 km NW of Atka, Alaska · 541 days ago · 131 km deep · 37 km away
  52. 1.750 km ESE of Adak, Alaska · 541 days ago · 51 km deep · 100 km away
  53. 2.013 km WSW of Atka, Alaska · 540 days ago · 5 km deep · 38 km away
  54. 1.912 km WSW of Atka, Alaska · 540 days ago · 8 km deep · 39 km away
  55. 1.786 km WSW of Atka, Alaska · 540 days ago · 83 km deep · 49 km away
  56. 3.694 km SW of Atka, Alaska · 540 days ago · 35 km deep · 69 km away
  57. 2.229 km WNW of Atka, Alaska · 539 days ago · 170 km deep · 22 km away
  58. 1.941 km ESE of Atka, Alaska · 539 days ago · 63 km deep · 90 km away
  59. 1.929 km SE of Atka, Alaska · 539 days ago · 67 km deep · 71 km away
  60. 3.363 km SE of Adak, Alaska · 539 days ago · 45 km deep · 100 km away

The first 60 of 133.

Before

  1. 2.261 km SW of Atka, Alaska · 564 days ago · 40 km deep · 54 km away
  2. 1.972 km ESE of Adak, Alaska · 565 days ago · 25 km deep · 90 km away
  3. 1.838 km SW of Atka, Alaska · 566 days ago · 61 km deep · 37 km away
  4. 2.951 km SE of Atka, Alaska · 566 days ago · 74 km deep · 94 km away
  5. 2.193 km SW of Atka, Alaska · 567 days ago · 14 km deep · 77 km away
  6. 2.157 km ESE of Adak, Alaska · 567 days ago · 46 km deep · 99 km away
  7. 2.054 km ESE of Adak, Alaska · 568 days ago · 39 km deep · 96 km away
  8. 3.079 km SE of Adak, Alaska · 568 days ago · 35 km deep · 99 km away
  9. 2.841 km NNW of Atka, Alaska · 568 days ago · 171 km deep · 49 km away
  10. 2.929 km SSE of Atka, Alaska · 568 days ago · 74 km deep · 65 km away
  11. 3.354 km NNE of Atka, Alaska · 569 days ago · 184 km deep · 88 km away
  12. 2.926 km WSW of Atka, Alaska · 571 days ago · 10 km deep · 26 km away
  13. 2.936 km ESE of Adak, Alaska · 572 days ago · 73 km deep · 95 km away
  14. 2.775 km ESE of Adak, Alaska · 573 days ago · 35 km deep · 95 km away
  15. 2.186 km SW of Atka, Alaska · 573 days ago · 13 km deep · 70 km away
  16. 2.647 km ENE of Adak, Alaska · 574 days ago · 130 km deep · 77 km away
  17. 3.145 km NNE of Atka, Alaska · 574 days ago · 147 km deep · 72 km away
  18. 3.744 km ENE of Adak, Alaska · 574 days ago · 43 km deep · 79 km away
  19. 1.642 km NE of Adak, Alaska · 575 days ago · 8 km deep · 90 km away
  20. 2.153 km SW of Atka, Alaska · 576 days ago · 48 km deep · 43 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000q69d (also filed as ak0253hphfh7). Read Fri, Oct 2, 2026, 3:03 AM UTC.