Alaska earthquakes

M3.2 earthquake 299 km WSW of Adak, Alaska

A magnitude 3.2 earthquake struck 299 km WSW of Adak, Alaska on Mon, Feb 6, 2023, 4:07 PM GMT+12 (04:07 UTC), 20 km (13 mi) below the surface.

A larger quake followed: M4.4 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
3.2 (ML, local (Richter)), minor
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
2023-02-06 04:07:22 UTC
Depth
20.3 km (12.6 mi), shallow
Epicenter
51.018° N, 179.279° 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
3.2ML, local (Richter)USGS National Earthquake Information CenterPreferred · Reviewed · ±0.115 · 10 stations
2.9ML, 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 4.4 km horizontally, 14.4 km in depth
Magnitude uncertainty
±0.12
Depth from
From location
Station coverage gap
263°, poorly surrounded by stations
Stations used
14

Nearby

Within 100 km, magnitude 1.5 and up: 49 in the 60 days after this one and 23 in the 30 days before it.

After

  1. 2.2239 km WSW of Adak, Alaska · 1332 days ago · 13 km deep · 60 km away
  2. 2.6288 km WSW of Adak, Alaska · 1330 days ago · 24 km deep · 11 km away
  3. 2.8Rat Islands, Aleutian Islands, Alaska · 1330 days ago · 35 km deep · 36 km away
  4. 4.4Rat Islands, Aleutian Islands, Alaska · 1328 days ago · 63 km deep · 70 km away
  5. 3.2Rat Islands, Aleutian Islands, Alaska · 1327 days ago · 75 km deep · 80 km away
  6. 2.4203 km WSW of Adak, Alaska · 1321 days ago · 49 km deep · 99 km away
  7. 3.3299 km WSW of Adak, Alaska · 1315 days ago · 38 km deep · 34 km away
  8. 2.6Rat Islands, Aleutian Islands, Alaska · 1315 days ago · 67 km deep · 69 km away
  9. 2.7258 km WSW of Adak, Alaska · 1314 days ago · 29 km deep · 42 km away
  10. 2.9Rat Islands, Aleutian Islands, Alaska · 1312 days ago · 73 km deep · 77 km away
  11. 3.0229 km WSW of Adak, Alaska · 1310 days ago · 72 km deep · 79 km away
  12. 2.6Rat Islands, Aleutian Islands, Alaska · 1308 days ago · 33 km deep · 45 km away
  13. 3.5Rat Islands, Aleutian Islands, Alaska · 1308 days ago · 35 km deep · 56 km away
  14. 2.6278 km WSW of Adak, Alaska · 1308 days ago · 27 km deep · 47 km away
  15. 4.2Rat Islands, Aleutian Islands, Alaska · 1307 days ago · 77 km deep · 75 km away
  16. 2.9293 km W of Adak, Alaska · 1304 days ago · 57 km deep · 63 km away
  17. 3.6295 km W of Adak, Alaska · 1304 days ago · 77 km deep · 54 km away
  18. 3.2Rat Islands, Aleutian Islands, Alaska · 1304 days ago · 109 km deep · 98 km away
  19. 2.2Rat Islands, Aleutian Islands, Alaska · 1302 days ago · 94 km deep · 91 km away
  20. 3.8Rat Islands, Aleutian Islands, Alaska · 1301 days ago · 37 km deep · 75 km away
  21. 3.1Rat Islands, Aleutian Islands, Alaska · 1300 days ago · 94 km deep · 95 km away
  22. 2.9Rat Islands, Aleutian Islands, Alaska · 1300 days ago · 35 km deep · 74 km away
  23. 3.2Rat Islands, Aleutian Islands, Alaska · 1295 days ago · 10 km deep · 96 km away
  24. 2.5201 km WSW of Adak, Alaska · 1295 days ago · 59 km deep · 98 km away
  25. 2.7261 km W of Adak, Alaska · 1294 days ago · 64 km deep · 65 km away
  26. 3.2244 km WSW of Adak, Alaska · 1292 days ago · 35 km deep · 58 km away
  27. 2.7225 km WSW of Adak, Alaska · 1288 days ago · 13 km deep · 74 km away
  28. 2.9220 km WSW of Adak, Alaska · 1288 days ago · 35 km deep · 79 km away
  29. 2.7234 km W of Adak, Alaska · 1287 days ago · 18 km deep · 91 km away
  30. 2.5222 km WSW of Adak, Alaska · 1284 days ago · 10 km deep · 81 km away
  31. 2.0222 km WSW of Adak, Alaska · 1284 days ago · 10 km deep · 84 km away
  32. 2.1233 km W of Adak, Alaska · 1283 days ago · 9 km deep · 94 km away
  33. 2.6229 km W of Adak, Alaska · 1281 days ago · 96 km deep · 95 km away
  34. 2.3Rat Islands, Aleutian Islands, Alaska · 1281 days ago · 58 km deep · 83 km away
  35. 1.8248 km WSW of Adak, Alaska · 1280 days ago · 58 km deep · 61 km away
  36. 3.1289 km WSW of Adak, Alaska · 1279 days ago · 27 km deep · 20 km away
  37. 3.3Rat Islands, Aleutian Islands, Alaska · 1278 days ago · 91 km deep · 96 km away
  38. 4.0Rat Islands, Aleutian Islands, Alaska · 1277 days ago · 57 km deep · 47 km away
  39. 3.6Andreanof Islands, Aleutian Islands, Alaska · 1277 days ago · 17 km deep · 80 km away
  40. 2.1Rat Islands, Aleutian Islands, Alaska · 1276 days ago · 26 km deep · 86 km away
  41. 3.1Rat Islands, Aleutian Islands, Alaska · 1275 days ago · 69 km deep · 95 km away
  42. 2.8Rat Islands, Aleutian Islands, Alaska · 1275 days ago · 71 km deep · 81 km away
  43. 3.6271 km W of Adak, Alaska · 1275 days ago · 66 km deep · 57 km away
  44. 3.9Andreanof Islands, Aleutian Islands, Alaska · 1275 days ago · 10 km deep · 95 km away
  45. 1.9258 km W of Adak, Alaska · 1275 days ago · 61 km deep · 64 km away
  46. 2.0246 km W of Adak, Alaska · 1274 days ago · 75 km deep · 76 km away
  47. 3.2233 km W of Adak, Alaska · 1274 days ago · 98 km deep · 94 km away
  48. 1.9207 km WSW of Adak, Alaska · 1274 days ago · 22 km deep · 92 km away
  49. 3.0Rat Islands, Aleutian Islands, Alaska · 1274 days ago · 21 km deep · 64 km away

Before

  1. 2.8Rat Islands, Aleutian Islands, Alaska · 1335 days ago · 38 km deep · 36 km away
  2. 3.1274 km WSW of Adak, Alaska · 1336 days ago · 65 km deep · 49 km away
  3. 3.3233 km WSW of Adak, Alaska · 1337 days ago · 21 km deep · 66 km away
  4. 2.8Rat Islands, Aleutian Islands, Alaska · 1337 days ago · 77 km deep · 81 km away
  5. 3.0Rat Islands, Aleutian Islands, Alaska · 1337 days ago · 10 km deep · 90 km away
  6. 2.1249 km WSW of Adak, Alaska · 1338 days ago · 5 km deep · 63 km away
  7. 3.4Rat Islands, Aleutian Islands, Alaska · 1339 days ago · 76 km deep · 82 km away
  8. 2.1253 km WSW of Adak, Alaska · 1339 days ago · 13 km deep · 52 km away
  9. 2.8234 km W of Adak, Alaska · 1343 days ago · 10 km deep · 92 km away
  10. 3.1216 km WSW of Adak, Alaska · 1349 days ago · 35 km deep · 86 km away
  11. 2.6214 km WSW of Adak, Alaska · 1351 days ago · 46 km deep · 85 km away
  12. 2.1242 km WSW of Adak, Alaska · 1351 days ago · 9 km deep · 61 km away
  13. 2.0206 km WSW of Adak, Alaska · 1352 days ago · 21 km deep · 93 km away
  14. 2.7Rat Islands, Aleutian Islands, Alaska · 1353 days ago · 70 km deep · 77 km away
  15. 4.2Rat Islands, Aleutian Islands, Alaska · 1353 days ago · 28 km deep · 49 km away
  16. 2.7Rat Islands, Aleutian Islands, Alaska · 1353 days ago · 72 km deep · 77 km away
  17. 3.2260 km WSW of Adak, Alaska · 1354 days ago · 56 km deep · 48 km away
  18. 3.8Rat Islands, Aleutian Islands, Alaska · 1354 days ago · 80 km deep · 84 km away
  19. 3.2Rat Islands, Aleutian Islands, Alaska · 1355 days ago · 45 km deep · 92 km away
  20. 3.4342 km W of Adak, Alaska · 1355 days ago · 113 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jp8h (also filed as ak0231p9b4n8). Read Thu, Oct 1, 2026, 7:51 AM UTC.