Alaska earthquakes

M2.7 earthquake 158 km S of False Pass, Alaska

A magnitude 2.7 earthquake struck 158 km S of False Pass, Alaska on Fri, Jan 20, 2023, 6:52 PM AKST (03:52 UTC), 35 km (22 mi) below the surface.

A larger quake followed: M4.6 Unimak Island region, 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
2.7 (ml), micro
Local time
UTC
2023-01-21 03:52:31 UTC
Depth
35.0 km (21.7 mi), shallow
Epicenter
53.431° N, 163.519° W
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

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 4.7 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.13
Depth from
Operator assigned
Station coverage gap
258°, poorly surrounded by stations
Stations used
12

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 100 in the 60 days after this one and 93 in the 30 days before it.

After

  1. 4.6Unimak Island region, Alaska · 1346 days ago · 29 km deep · 10 km away
  2. 3.7Unimak Island region, Alaska · 1346 days ago · 24 km deep · 8 km away
  3. 2.6162 km S of False Pass, Alaska · 1346 days ago · 25 km deep · 5 km away
  4. 3.0112 km SSW of False Pass, Alaska · 1346 days ago · 35 km deep · 56 km away
  5. 4.2159 km S of False Pass, Alaska · 1346 days ago · 35 km deep · 9 km away
  6. 2.9Unimak Island region, Alaska · 1346 days ago · 35 km deep · 12 km away
  7. 3.0165 km S of False Pass, Alaska · 1346 days ago · 35 km deep · 8 km away
  8. 2.8170 km S of False Pass, Alaska · 1346 days ago · 35 km deep · 12 km away
  9. 2.8Unimak Island region, Alaska · 1346 days ago · 35 km deep · 12 km away
  10. 2.568 km S of False Pass, Alaska · 1346 days ago · 35 km deep · 93 km away
  11. 3.3163 km S of False Pass, Alaska · 1346 days ago · 35 km deep · 5 km away
  12. 2.996 km S of False Pass, Alaska · 1345 days ago · 35 km deep · 66 km away
  13. 2.9149 km S of False Pass, Alaska · 1345 days ago · 35 km deep · 11 km away
  14. 3.1111 km ESE of Akutan, Alaska · 1344 days ago · 35 km deep · 62 km away
  15. 2.2164 km S of False Pass, Alaska · 1344 days ago · 35 km deep · 6 km away
  16. 2.5167 km S of False Pass, Alaska · 1343 days ago · 35 km deep · 9 km away
  17. 2.6155 km S of False Pass, Alaska · 1343 days ago · 17 km deep · 3 km away
  18. 2.6Unimak Island region, Alaska · 1343 days ago · 25 km deep · 8 km away
  19. 2.6152 km S of False Pass, Alaska · 1343 days ago · 35 km deep · 9 km away
  20. 2.8168 km S of False Pass, Alaska · 1343 days ago · 35 km deep · 10 km away
  21. 2.1102 km SSW of False Pass, Alaska · 1342 days ago · 67 km deep · 74 km away
  22. 2.5111 km SSW of False Pass, Alaska · 1342 days ago · 35 km deep · 54 km away
  23. 2.2Unimak Island region, Alaska · 1341 days ago · 26 km deep · 55 km away
  24. 2.9146 km S of False Pass, Alaska · 1340 days ago · 35 km deep · 12 km away
  25. 2.7152 km S of False Pass, Alaska · 1339 days ago · 15 km deep · 8 km away
  26. 2.5162 km S of False Pass, Alaska · 1339 days ago · 35 km deep · 6 km away
  27. 2.6160 km S of False Pass, Alaska · 1339 days ago · 35 km deep · 3 km away
  28. 2.694 km S of False Pass, Alaska · 1338 days ago · 35 km deep · 64 km away
  29. 2.778 km SSE of False Pass, Alaska · 1338 days ago · 35 km deep · 97 km away
  30. 2.195 km SSW of False Pass, Alaska · 1338 days ago · 56 km deep · 81 km away
  31. 3.188 km ESE of Akutan, Alaska · 1338 days ago · 35 km deep · 80 km away
  32. 2.9Unimak Island region, Alaska · 1337 days ago · 10 km deep · 15 km away
  33. 2.4Unimak Island region, Alaska · 1336 days ago · 16 km deep · 10 km away
  34. 2.3161 km S of False Pass, Alaska · 1336 days ago · 26 km deep · 4 km away
  35. 2.7168 km S of False Pass, Alaska · 1335 days ago · 35 km deep · 13 km away
  36. 2.6169 km S of False Pass, Alaska · 1334 days ago · 23 km deep · 13 km away
  37. 2.8Unimak Island region, Alaska · 1334 days ago · 35 km deep · 12 km away
  38. 2.8164 km S of False Pass, Alaska · 1333 days ago · 35 km deep · 6 km away
  39. 2.187 km S of False Pass, Alaska · 1331 days ago · 43 km deep · 72 km away
  40. 1.989 km SSE of False Pass, Alaska · 1331 days ago · 18 km deep · 98 km away
  41. 3.1Unimak Island region, Alaska · 1331 days ago · 22 km deep · 73 km away
  42. 3.0219 km S of False Pass, Alaska · 1330 days ago · 10 km deep · 65 km away
  43. 2.889 km S of False Pass, Alaska · 1330 days ago · 30 km deep · 69 km away
  44. 2.1103 km ESE of Akutan, Alaska · 1329 days ago · 24 km deep · 65 km away
  45. 2.5155 km S of False Pass, Alaska · 1328 days ago · 12 km deep · 7 km away
  46. 2.0109 km SSW of False Pass, Alaska · 1328 days ago · 13 km deep · 63 km away
  47. 2.0119 km SE of False Pass, Alaska · 1328 days ago · 18 km deep · 98 km away
  48. 1.997 km SE of Akutan, Alaska · 1328 days ago · 26 km deep · 75 km away
  49. 3.081 km SE of Akutan, Alaska · 1327 days ago · 35 km deep · 92 km away
  50. 3.0south of Alaska · 1326 days ago · 10 km deep · 86 km away
  51. 2.8Unimak Island region, Alaska · 1326 days ago · 27 km deep · 50 km away
  52. 2.789 km S of False Pass, Alaska · 1324 days ago · 35 km deep · 69 km away
  53. 3.0Unimak Island region, Alaska · 1323 days ago · 35 km deep · 3 km away
  54. 3.1170 km S of False Pass, Alaska · 1323 days ago · 35 km deep · 14 km away
  55. 2.897 km E of Akutan, Alaska · 1322 days ago · 31 km deep · 82 km away
  56. 2.5115 km SSE of False Pass, Alaska · 1322 days ago · 31 km deep · 66 km away
  57. 2.6181 km S of False Pass, Alaska · 1316 days ago · 35 km deep · 23 km away
  58. 2.285 km SE of Akutan, Alaska · 1315 days ago · 20 km deep · 85 km away
  59. 2.4114 km ESE of Akutan, Alaska · 1311 days ago · 24 km deep · 53 km away
  60. 4.3145 km S of False Pass, Alaska · 1311 days ago · 30 km deep · 24 km away

The first 60 of 100.

Before

  1. 2.8163 km S of False Pass, Alaska · 1347 days ago · 35 km deep · 8 km away
  2. 3.2163 km S of False Pass, Alaska · 1347 days ago · 35 km deep · 6 km away
  3. 2.9166 km S of False Pass, Alaska · 1347 days ago · 31 km deep · 8 km away
  4. 2.6165 km S of False Pass, Alaska · 1347 days ago · 35 km deep · 7 km away
  5. 2.9162 km S of False Pass, Alaska · 1347 days ago · 35 km deep · 4 km away
  6. 2.7157 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 8 km away
  7. 2.5102 km SE of Akutan, Alaska · 1348 days ago · 35 km deep · 71 km away
  8. 2.194 km SE of Akutan, Alaska · 1348 days ago · 18 km deep · 76 km away
  9. 2.2173 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 17 km away
  10. 3.1168 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 12 km away
  11. 2.6164 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 6 km away
  12. 3.2156 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 7 km away
  13. 2.6151 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 13 km away
  14. 2.3160 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 2 km away
  15. 3.3155 km S of False Pass, Alaska · 1348 days ago · 34 km deep · 4 km away
  16. 2.4160 km S of False Pass, Alaska · 1348 days ago · 21 km deep · 6 km away
  17. 4.9161 km S of False Pass, Alaska · 1348 days ago · 9 km deep · 3 km away · felt by 1
  18. 2.7163 km S of False Pass, Alaska · 1348 days ago · 35 km deep · 4 km away
  19. 4.2152 km S of False Pass, Alaska · 1348 days ago · 24 km deep · 9 km away
  20. 2.9Unimak Island region, Alaska · 1348 days ago · 35 km deep · 8 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000jl3k (also filed as ak023ysdsv4). Read Mon, Sep 28, 2026, 2:44 PM UTC.