Alaska earthquakes

M2.9 earthquake 253 km WSW of Adak, Alaska

A magnitude 2.9 earthquake struck 253 km WSW of Adak, Alaska on Wed, Jul 13, 2022, 2:30 AM GMT+12 (14:30 UTC), 60 km (37 mi) below the surface.

A larger quake followed: M4.4 235 km W 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
2.9 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-07-12 14:30:14 UTC
Depth
60.2 km (37.4 mi), shallow
Epicenter
51.453° N, 179.759° 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
2.9ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.091 · 16 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 7.5 km horizontally, 17.6 km in depth
Magnitude uncertainty
±0.09
Depth from
From location
Station coverage gap
172°
Stations used
23

Nearby

Within 100 km, magnitude 1.5 and up: 186 in the 60 days after this one and 95 in the 30 days before it.

After

  1. 1.8174 km WSW of Adak, Alaska · 1545 days ago · 24 km deep · 90 km away
  2. 1.6288 km W of Adak, Alaska · 1544 days ago · 76 km deep · 45 km away
  3. 1.7216 km WSW of Adak, Alaska · 1544 days ago · 11 km deep · 66 km away
  4. 1.5232 km WSW of Adak, Alaska · 1544 days ago · 5 km deep · 35 km away
  5. 2.1Rat Islands, Aleutian Islands, Alaska · 1544 days ago · 103 km deep · 98 km away
  6. 2.7Rat Islands, Aleutian Islands, Alaska · 1543 days ago · 35 km deep · 63 km away
  7. 2.1Rat Islands, Aleutian Islands, Alaska · 1543 days ago · 42 km deep · 69 km away
  8. 2.0178 km W of Adak, Alaska · 1542 days ago · 88 km deep · 78 km away
  9. 1.7274 km W of Adak, Alaska · 1542 days ago · 63 km deep · 21 km away
  10. 2.7193 km WSW of Adak, Alaska · 1542 days ago · 35 km deep · 76 km away
  11. 1.6196 km WSW of Adak, Alaska · 1542 days ago · 22 km deep · 64 km away
  12. 1.8272 km W of Adak, Alaska · 1542 days ago · 63 km deep · 21 km away
  13. 2.0183 km W of Adak, Alaska · 1541 days ago · 85 km deep · 81 km away
  14. 2.0193 km WSW of Adak, Alaska · 1541 days ago · 22 km deep · 66 km away
  15. 2.7276 km WSW of Adak, Alaska · 1541 days ago · 28 km deep · 37 km away
  16. 2.5Rat Islands, Aleutian Islands, Alaska · 1541 days ago · 85 km deep · 75 km away
  17. 2.5209 km W of Adak, Alaska · 1541 days ago · 127 km deep · 62 km away
  18. 3.1Rat Islands, Aleutian Islands, Alaska · 1541 days ago · 83 km deep · 99 km away
  19. 3.0Rat Islands, Aleutian Islands, Alaska · 1541 days ago · 93 km deep · 98 km away
  20. 1.7194 km WSW of Adak, Alaska · 1540 days ago · 22 km deep · 64 km away
  21. 3.0Rat Islands, Aleutian Islands, Alaska · 1539 days ago · 95 km deep · 92 km away
  22. 1.9198 km WSW of Adak, Alaska · 1539 days ago · 22 km deep · 66 km away
  23. 1.7222 km WSW of Adak, Alaska · 1539 days ago · 56 km deep · 33 km away
  24. 1.9Rat Islands, Aleutian Islands, Alaska · 1539 days ago · 54 km deep · 56 km away
  25. 1.6Rat Islands, Aleutian Islands, Alaska · 1539 days ago · 59 km deep · 57 km away
  26. 2.1Rat Islands, Aleutian Islands, Alaska · 1539 days ago · 96 km deep · 90 km away
  27. 2.0263 km W of Adak, Alaska · 1539 days ago · 80 km deep · 30 km away
  28. 4.4235 km W of Adak, Alaska · 1538 days ago · 18 km deep · 34 km away
  29. 1.7236 km W of Adak, Alaska · 1538 days ago · 9 km deep · 33 km away
  30. 1.7235 km W of Adak, Alaska · 1538 days ago · 8 km deep · 33 km away
  31. 1.6236 km W of Adak, Alaska · 1538 days ago · 8 km deep · 33 km away
  32. 2.6231 km W of Adak, Alaska · 1538 days ago · 17 km deep · 36 km away
  33. 2.6Rat Islands, Aleutian Islands, Alaska · 1538 days ago · 16 km deep · 35 km away
  34. 2.6233 km W of Adak, Alaska · 1538 days ago · 10 km deep · 32 km away
  35. 1.7235 km W of Adak, Alaska · 1538 days ago · 13 km deep · 35 km away
  36. 1.6234 km W of Adak, Alaska · 1538 days ago · 13 km deep · 39 km away
  37. 1.8234 km W of Adak, Alaska · 1538 days ago · 10 km deep · 34 km away
  38. 1.8233 km W of Adak, Alaska · 1538 days ago · 11 km deep · 35 km away
  39. 1.6232 km W of Adak, Alaska · 1538 days ago · 13 km deep · 44 km away
  40. 2.6233 km W of Adak, Alaska · 1538 days ago · 10 km deep · 31 km away
  41. 2.6232 km W of Adak, Alaska · 1538 days ago · 10 km deep · 35 km away
  42. 1.9233 km W of Adak, Alaska · 1538 days ago · 13 km deep · 36 km away
  43. 1.8233 km W of Adak, Alaska · 1538 days ago · 13 km deep · 38 km away
  44. 2.5207 km W of Adak, Alaska · 1537 days ago · 97 km deep · 50 km away
  45. 3.0Rat Islands, Aleutian Islands, Alaska · 1537 days ago · 16 km deep · 41 km away
  46. 2.7231 km W of Adak, Alaska · 1537 days ago · 10 km deep · 35 km away
  47. 1.8236 km W of Adak, Alaska · 1537 days ago · 8 km deep · 33 km away
  48. 1.6234 km W of Adak, Alaska · 1537 days ago · 13 km deep · 36 km away
  49. 2.0234 km W of Adak, Alaska · 1537 days ago · 7 km deep · 33 km away
  50. 1.6232 km W of Adak, Alaska · 1537 days ago · 13 km deep · 42 km away
  51. 2.0199 km W of Adak, Alaska · 1537 days ago · 103 km deep · 71 km away
  52. 1.6233 km W of Adak, Alaska · 1537 days ago · 13 km deep · 40 km away
  53. 2.9Rat Islands, Aleutian Islands, Alaska · 1536 days ago · 46 km deep · 70 km away
  54. 1.6233 km W of Adak, Alaska · 1536 days ago · 13 km deep · 37 km away
  55. 1.5234 km W of Adak, Alaska · 1536 days ago · 16 km deep · 36 km away
  56. 2.1251 km W of Adak, Alaska · 1536 days ago · 13 km deep · 10 km away
  57. 3.9Rat Islands, Aleutian Islands, Alaska · 1536 days ago · 43 km deep · 25 km away
  58. 1.7203 km WSW of Adak, Alaska · 1536 days ago · 6 km deep · 89 km away
  59. 1.7234 km W of Adak, Alaska · 1536 days ago · 14 km deep · 37 km away
  60. 1.5235 km W of Adak, Alaska · 1536 days ago · 13 km deep · 35 km away

The first 60 of 186.

Before

  1. 1.7255 km WSW of Adak, Alaska · 1545 days ago · 8 km deep · 22 km away
  2. 1.7227 km WSW of Adak, Alaska · 1546 days ago · 25 km deep · 47 km away
  3. 1.7217 km WSW of Adak, Alaska · 1546 days ago · 7 km deep · 61 km away
  4. 1.7Rat Islands, Aleutian Islands, Alaska · 1546 days ago · 26 km deep · 97 km away
  5. 2.6Rat Islands, Aleutian Islands, Alaska · 1547 days ago · 96 km deep · 96 km away
  6. 2.5166 km W of Adak, Alaska · 1547 days ago · 91 km deep · 87 km away
  7. 2.5Rat Islands, Aleutian Islands, Alaska · 1547 days ago · 35 km deep · 94 km away
  8. 2.6Rat Islands, Aleutian Islands, Alaska · 1547 days ago · 109 km deep · 96 km away
  9. 1.9Rat Islands, Aleutian Islands, Alaska · 1548 days ago · 105 km deep · 99 km away
  10. 1.7Rat Islands, Aleutian Islands, Alaska · 1548 days ago · 96 km deep · 96 km away
  11. 1.5294 km W of Adak, Alaska · 1548 days ago · 74 km deep · 46 km away
  12. 1.7257 km W of Adak, Alaska · 1549 days ago · 62 km deep · 8 km away
  13. 1.6236 km WSW of Adak, Alaska · 1549 days ago · 15 km deep · 40 km away
  14. 1.9246 km W of Adak, Alaska · 1549 days ago · 127 km deep · 47 km away
  15. 3.8285 km W of Adak, Alaska · 1550 days ago · 64 km deep · 34 km away
  16. 2.5192 km WSW of Adak, Alaska · 1550 days ago · 35 km deep · 72 km away
  17. 1.6195 km WSW of Adak, Alaska · 1550 days ago · 38 km deep · 62 km away
  18. 2.8Rat Islands, Aleutian Islands, Alaska · 1550 days ago · 83 km deep · 97 km away
  19. 1.7184 km W of Adak, Alaska · 1550 days ago · 165 km deep · 83 km away
  20. 1.7197 km W of Adak, Alaska · 1550 days ago · 100 km deep · 69 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000i3gg (also filed as ak0228vf8igg). Read Sun, Oct 4, 2026, 8:12 PM UTC.