Alaska earthquakes

M3.9 earthquake 222 km SE of Chiniak, Alaska

A magnitude 3.9 earthquake struck 222 km SE of Chiniak, Alaska on Fri, Jan 7, 2022, 10:43 AM AKST (19:43 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M4.9 275 km SE of Chiniak, 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
3.9 (ml), minor
Local time
UTC
2022-01-07 19:43:22 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
56.470° N, 149.269° W
Region
Alaska
Strongest shaking
I, not felt shaking
Tsunami flag
No
Status
Reviewed by a seismologist

Shaking

The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.

Strongest estimated
I, not felt shaking
Peak ground acceleration
0.0% of gravity
Peak ground velocity
-6.2 cm/s
Map
Automatic
USGS ShakeMap: estimated shaking intensity around the epicenter
Estimated shaking intensity. Map: USGS ShakeMap.

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 7.7 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.04
Depth from
Operator assigned
Station coverage gap
188°, poorly surrounded by stations
Stations used
74

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 14 in the 30 days before it.

After

  1. 3.2244 km ESE of Chiniak, Alaska · 1716 days ago · 10 km deep · 27 km away
  2. 3.2249 km ESE of Chiniak, Alaska · 1716 days ago · 10 km deep · 41 km away
  3. 3.9265 km SE of Chiniak, Alaska · 1715 days ago · 10 km deep · 43 km away
  4. 3.1242 km SE of Chiniak, Alaska · 1714 days ago · 10 km deep · 26 km away
  5. 2.9198 km SE of Chiniak, Alaska · 1704 days ago · 10 km deep · 33 km away
  6. 2.8228 km SE of Chiniak, Alaska · 1703 days ago · 10 km deep · 17 km away
  7. 4.9275 km SE of Chiniak, Alaska · 1700 days ago · 10 km deep · 73 km away · tsunami flag
  8. 3.5267 km SE of Chiniak, Alaska · 1700 days ago · 10 km deep · 68 km away
  9. 3.1278 km SE of Chiniak, Alaska · 1700 days ago · 4 km deep · 83 km away
  10. 2.7188 km SE of Chiniak, Alaska · 1700 days ago · 10 km deep · 34 km away
  11. 3.1192 km SE of Chiniak, Alaska · 1700 days ago · 10 km deep · 35 km away
  12. 2.7234 km SE of Chiniak, Alaska · 1698 days ago · 10 km deep · 16 km away
  13. 3.0222 km SE of Chiniak, Alaska · 1696 days ago · 10 km deep · 4 km away
  14. 2.8210 km SE of Chiniak, Alaska · 1695 days ago · 10 km deep · 44 km away
  15. 3.1249 km SE of Chiniak, Alaska · 1693 days ago · 10 km deep · 27 km away
  16. 2.9212 km SE of Chiniak, Alaska · 1693 days ago · 10 km deep · 44 km away
  17. 3.4243 km SE of Chiniak, Alaska · 1693 days ago · 10 km deep · 21 km away
  18. 3.3227 km SE of Chiniak, Alaska · 1690 days ago · 10 km deep · 5 km away
  19. 2.8219 km SE of Chiniak, Alaska · 1690 days ago · 10 km deep · 3 km away
  20. 2.8255 km SE of Chiniak, Alaska · 1688 days ago · 10 km deep · 47 km away
  21. 4.3224 km SE of Chiniak, Alaska · 1687 days ago · 10 km deep · 52 km away
  22. 3.0205 km SE of Chiniak, Alaska · 1687 days ago · 10 km deep · 41 km away
  23. 2.9257 km ESE of Chiniak, Alaska · 1686 days ago · 10 km deep · 40 km away
  24. 3.1228 km SE of Chiniak, Alaska · 1685 days ago · 10 km deep · 60 km away
  25. 2.6234 km ESE of Chiniak, Alaska · 1684 days ago · 10 km deep · 35 km away
  26. 3.1240 km SE of Chiniak, Alaska · 1683 days ago · 10 km deep · 25 km away
  27. 4.3241 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 26 km away
  28. 2.7238 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 31 km away
  29. 4.0240 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 29 km away
  30. 4.2235 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 27 km away
  31. 3.0Gulf of Alaska · 1682 days ago · 10 km deep · 35 km away
  32. 2.9253 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 46 km away
  33. 2.7231 km SE of Chiniak, Alaska · 1682 days ago · 10 km deep · 33 km away
  34. 3.0234 km SE of Chiniak, Alaska · 1681 days ago · 10 km deep · 27 km away
  35. 2.8220 km ESE of Chiniak, Alaska · 1681 days ago · 10 km deep · 13 km away
  36. 4.4273 km SE of Chiniak, Alaska · 1675 days ago · 10 km deep · 72 km away · felt by 1
  37. 3.2247 km SE of Chiniak, Alaska · 1672 days ago · 10 km deep · 36 km away
  38. 2.7135 km SE of Chiniak, Alaska · 1670 days ago · 12 km deep · 87 km away

Before

  1. 3.0231 km SE of Chiniak, Alaska · 1728 days ago · 10 km deep · 9 km away
  2. 3.0191 km ESE of Chiniak, Alaska · 1742 days ago · 10 km deep · 32 km away
  3. 2.9221 km SE of Chiniak, Alaska · 1744 days ago · 20 km deep · 45 km away
  4. 2.8268 km SE of Chiniak, Alaska · 1746 days ago · 10 km deep · 57 km away
  5. 2.7209 km SE of Chiniak, Alaska · 1747 days ago · 10 km deep · 72 km away
  6. 3.0255 km ESE of Chiniak, Alaska · 1748 days ago · 10 km deep · 42 km away
  7. 2.9210 km SSE of Chiniak, Alaska · 1749 days ago · 6 km deep · 81 km away
  8. 2.8217 km SE of Chiniak, Alaska · 1750 days ago · 10 km deep · 8 km away
  9. 2.8221 km SE of Chiniak, Alaska · 1752 days ago · 10 km deep · 4 km away
  10. 3.1249 km SE of Chiniak, Alaska · 1754 days ago · 10 km deep · 39 km away
  11. 3.2251 km ESE of Chiniak, Alaska · 1754 days ago · 10 km deep · 39 km away
  12. 3.4262 km SE of Chiniak, Alaska · 1754 days ago · 8 km deep · 62 km away
  13. 3.7258 km ESE of Chiniak, Alaska · 1754 days ago · 10 km deep · 38 km away
  14. 3.2174 km SE of Chiniak, Alaska · 1755 days ago · 12 km deep · 86 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000ga0v (also filed as ak022bwbxjo). Read Wed, Sep 30, 2026, 5:17 PM UTC.