Alaska earthquakes

M2.6 earthquake 269 km W of Adak, Alaska

A magnitude 2.6 earthquake struck 269 km W of Adak, Alaska on Thu, Sep 29, 2022, 1:58 AM GMT+12 (13:58 UTC), 145 km (90 mi) below the surface.

A larger quake followed: M4.1 332 km WSW of Adak, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.6 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2022-09-28 13:58:41 UTC
Depth
144.5 km (89.8 mi), intermediate-depth
Epicenter
51.759° N, 179.464° 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 · ±0.148 · 6 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 12.5 km horizontally, 5.4 km in depth
Magnitude uncertainty
±0.15
Depth from
From location
Station coverage gap
94°
Stations used
13

Nearby

Within 100 km, magnitude 1.5 and up: 106 in the 60 days after this one and 48 in the 30 days before it.

After

  1. 1.6241 km W of Adak, Alaska · 1464 days ago · 15 km deep · 29 km away
  2. 2.2222 km W of Adak, Alaska · 1464 days ago · 148 km deep · 59 km away
  3. 1.7218 km WSW of Adak, Alaska · 1463 days ago · 1 km deep · 76 km away
  4. 2.9275 km WSW of Adak, Alaska · 1463 days ago · 69 km deep · 43 km away
  5. 2.7Rat Islands, Aleutian Islands, Alaska · 1463 days ago · 123 km deep · 72 km away
  6. 2.0282 km WSW of Adak, Alaska · 1463 days ago · 13 km deep · 88 km away
  7. 4.1332 km WSW of Adak, Alaska · 1463 days ago · 29 km deep · 79 km away
  8. 3.0240 km WSW of Adak, Alaska · 1462 days ago · 12 km deep · 89 km away
  9. 2.1Rat Islands, Aleutian Islands, Alaska · 1460 days ago · 7 km deep · 87 km away
  10. 3.1Rat Islands, Aleutian Islands, Alaska · 1459 days ago · 108 km deep · 79 km away
  11. 2.9322 km W of Adak, Alaska · 1459 days ago · 69 km deep · 55 km away
  12. 1.8Rat Islands, Aleutian Islands, Alaska · 1458 days ago · 13 km deep · 84 km away
  13. 2.0Rat Islands, Aleutian Islands, Alaska · 1458 days ago · 111 km deep · 63 km away
  14. 3.0Rat Islands, Aleutian Islands, Alaska · 1457 days ago · 181 km deep · 21 km away
  15. 2.9Rat Islands, Aleutian Islands, Alaska · 1457 days ago · 130 km deep · 77 km away
  16. 3.7214 km WSW of Adak, Alaska · 1457 days ago · 35 km deep · 82 km away
  17. 2.0240 km WSW of Adak, Alaska · 1456 days ago · 26 km deep · 67 km away
  18. 1.8205 km W of Adak, Alaska · 1455 days ago · 74 km deep · 64 km away
  19. 2.0249 km WSW of Adak, Alaska · 1455 days ago · 16 km deep · 50 km away
  20. 1.9278 km WSW of Adak, Alaska · 1455 days ago · 45 km deep · 53 km away
  21. 1.8258 km W of Adak, Alaska · 1455 days ago · 63 km deep · 23 km away
  22. 1.5Rat Islands, Aleutian Islands, Alaska · 1455 days ago · 4 km deep · 77 km away
  23. 3.2Rat Islands, Aleutian Islands, Alaska · 1454 days ago · 123 km deep · 73 km away
  24. 3.1345 km W of Adak, Alaska · 1454 days ago · 125 km deep · 78 km away
  25. 2.1Rat Islands, Aleutian Islands, Alaska · 1454 days ago · 4 km deep · 78 km away
  26. 1.5Rat Islands, Aleutian Islands, Alaska · 1454 days ago · 4 km deep · 79 km away
  27. 1.9Rat Islands, Aleutian Islands, Alaska · 1454 days ago · 42 km deep · 55 km away
  28. 2.8238 km WSW of Adak, Alaska · 1453 days ago · 47 km deep · 65 km away
  29. 3.1Rat Islands, Aleutian Islands, Alaska · 1452 days ago · 134 km deep · 85 km away
  30. 2.8220 km WSW of Adak, Alaska · 1452 days ago · 35 km deep · 97 km away
  31. 1.6Rat Islands, Aleutian Islands, Alaska · 1451 days ago · 8 km deep · 81 km away
  32. 2.9Rat Islands, Aleutian Islands, Alaska · 1451 days ago · 63 km deep · 48 km away
  33. 2.7227 km W of Adak, Alaska · 1451 days ago · 77 km deep · 44 km away
  34. 2.8227 km W of Adak, Alaska · 1451 days ago · 14 km deep · 52 km away
  35. 3.0227 km W of Adak, Alaska · 1451 days ago · 14 km deep · 52 km away
  36. 2.6Andreanof Islands, Aleutian Islands, Alaska · 1451 days ago · 15 km deep · 51 km away
  37. 1.8Rat Islands, Aleutian Islands, Alaska · 1450 days ago · -1 km deep · 82 km away
  38. 1.7Rat Islands, Aleutian Islands, Alaska · 1450 days ago · 4 km deep · 83 km away
  39. 2.5Rat Islands, Aleutian Islands, Alaska · 1450 days ago · 89 km deep · 55 km away
  40. 3.1Rat Islands, Aleutian Islands, Alaska · 1450 days ago · 29 km deep · 63 km away
  41. 2.0236 km W of Adak, Alaska · 1450 days ago · 9 km deep · 34 km away
  42. 3.2265 km W of Adak, Alaska · 1449 days ago · 173 km deep · 39 km away
  43. 3.2Rat Islands, Aleutian Islands, Alaska · 1449 days ago · 121 km deep · 84 km away
  44. 2.6232 km WSW of Adak, Alaska · 1448 days ago · 10 km deep · 88 km away
  45. 3.0Rat Islands, Aleutian Islands, Alaska · 1448 days ago · 30 km deep · 46 km away
  46. 2.9Rat Islands, Aleutian Islands, Alaska · 1447 days ago · 109 km deep · 72 km away
  47. 3.2230 km W of Adak, Alaska · 1447 days ago · 166 km deep · 46 km away
  48. 3.0246 km WSW of Adak, Alaska · 1447 days ago · 35 km deep · 69 km away
  49. 2.8Rat Islands, Aleutian Islands, Alaska · 1446 days ago · 142 km deep · 94 km away
  50. 2.1Rat Islands, Aleutian Islands, Alaska · 1446 days ago · 28 km deep · 90 km away
  51. 2.9Rat Islands, Aleutian Islands, Alaska · 1445 days ago · 138 km deep · 96 km away
  52. 2.2210 km W of Adak, Alaska · 1445 days ago · 91 km deep · 59 km away
  53. 1.7235 km W of Adak, Alaska · 1444 days ago · 13 km deep · 34 km away
  54. 2.0265 km WSW of Adak, Alaska · 1444 days ago · 54 km deep · 41 km away
  55. 3.1Rat Islands, Aleutian Islands, Alaska · 1443 days ago · 43 km deep · 66 km away
  56. 2.2284 km WSW of Adak, Alaska · 1443 days ago · 54 km deep · 42 km away
  57. 2.2Rat Islands, Aleutian Islands, Alaska · 1443 days ago · 69 km deep · 43 km away
  58. 3.3Rat Islands, Aleutian Islands, Alaska · 1442 days ago · 105 km deep · 63 km away
  59. 2.2254 km WSW of Adak, Alaska · 1442 days ago · 45 km deep · 56 km away
  60. 2.8257 km WSW of Adak, Alaska · 1441 days ago · 26 km deep · 67 km away

The first 60 of 106.

Before

  1. 1.7235 km W of Adak, Alaska · 1464 days ago · 10 km deep · 34 km away
  2. 2.3Rat Islands, Aleutian Islands, Alaska · 1466 days ago · 10 km deep · 99 km away
  3. 5.0Rat Islands, Aleutian Islands, Alaska · 1466 days ago · 78 km deep · 76 km away
  4. 1.9232 km W of Adak, Alaska · 1466 days ago · 13 km deep · 36 km away
  5. 3.1352 km W of Adak, Alaska · 1468 days ago · 2 km deep · 87 km away
  6. 2.2Rat Islands, Aleutian Islands, Alaska · 1468 days ago · 16 km deep · 88 km away
  7. 2.3216 km W of Adak, Alaska · 1469 days ago · 87 km deep · 63 km away
  8. 2.8Rat Islands, Aleutian Islands, Alaska · 1469 days ago · 11 km deep · 82 km away
  9. 2.0Rat Islands, Aleutian Islands, Alaska · 1473 days ago · 101 km deep · 58 km away
  10. 1.8280 km W of Adak, Alaska · 1473 days ago · 47 km deep · 34 km away
  11. 2.6319 km WSW of Adak, Alaska · 1474 days ago · 58 km deep · 63 km away
  12. 2.9247 km WSW of Adak, Alaska · 1475 days ago · 35 km deep · 74 km away
  13. 4.6240 km WNW of Adak, Alaska · 1477 days ago · 233 km deep · 100 km away · felt by 1 · tsunami flag
  14. 1.9Rat Islands, Aleutian Islands, Alaska · 1477 days ago · 69 km deep · 71 km away
  15. 1.8266 km W of Adak, Alaska · 1477 days ago · 60 km deep · 22 km away
  16. 3.3208 km W of Adak, Alaska · 1477 days ago · 16 km deep · 64 km away
  17. 3.8Rat Islands, Aleutian Islands, Alaska · 1477 days ago · 46 km deep · 58 km away
  18. 2.9285 km W of Adak, Alaska · 1478 days ago · 19 km deep · 19 km away
  19. 2.1Rat Islands, Aleutian Islands, Alaska · 1479 days ago · 105 km deep · 68 km away
  20. 1.8189 km W of Adak, Alaska · 1479 days ago · 80 km deep · 80 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000iklx (also filed as ak022cgeq7fe). Read Thu, Oct 1, 2026, 8:36 AM UTC.