Alaska earthquakes

M2.5 earthquake 90 km SE of Halibut Cove, Alaska

A magnitude 2.5 earthquake struck 90 km SE of Halibut Cove, Alaska on Thu, Dec 30, 2021, 6:16 AM AKST (15:16 UTC), 1 km (1 mi) below the surface.

A larger quake followed: M3.4 52 km SE of Port Graham, 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
2.5 (ml), micro
Local time
UTC
2021-12-30 15:16:18 UTC
Depth
1.3 km (0.8 mi), shallow
Epicenter
59.087° N, 149.992° 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.

Stations used
135

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 23 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.1Kodiak Island region, Alaska · 1731 days ago · 25 km deep · 92 km away
  2. 1.754 km SE of Halibut Cove, Alaska · 1730 days ago · 13 km deep · 35 km away
  3. 1.630 km S of Halibut Cove, Alaska · 1729 days ago · 41 km deep · 72 km away
  4. 2.0108 km ENE of Ouzinkie, Alaska · 1726 days ago · 47 km deep · 94 km away
  5. 2.7104 km ENE of Ouzinkie, Alaska · 1721 days ago · 4 km deep · 96 km away
  6. 2.015 km NE of Halibut Cove, Alaska · 1721 days ago · 37 km deep · 88 km away
  7. 2.0Gulf of Alaska · 1719 days ago · 24 km deep · 97 km away
  8. 1.611 km SSE of Fox River, Alaska · 1718 days ago · 57 km deep · 90 km away
  9. 1.6100 km ENE of Ouzinkie, Alaska · 1717 days ago · 27 km deep · 99 km away
  10. 1.796 km SSE of Halibut Cove, Alaska · 1717 days ago · 44 km deep · 43 km away
  11. 1.817 km SE of Fox River, Alaska · 1717 days ago · 38 km deep · 85 km away
  12. 1.521 km ENE of Halibut Cove, Alaska · 1715 days ago · 41 km deep · 82 km away
  13. 1.58 km SSW of Fox River, Alaska · 1708 days ago · 48 km deep · 99 km away
  14. 1.914 km SE of Seldovia, Alaska · 1705 days ago · 49 km deep · 92 km away
  15. 1.6104 km ENE of Ouzinkie, Alaska · 1703 days ago · 21 km deep · 93 km away
  16. 2.167 km SE of Halibut Cove, Alaska · 1702 days ago · 15 km deep · 23 km away
  17. 2.053 km SE of Port Graham, Alaska · 1697 days ago · 2 km deep · 68 km away
  18. 3.452 km SE of Port Graham, Alaska · 1694 days ago · 47 km deep · 71 km away
  19. 1.715 km SE of Port Graham, Alaska · 1689 days ago · 48 km deep · 97 km away
  20. 1.520 km SSW of Lowell Point, Alaska · 1683 days ago · 17 km deep · 94 km away
  21. 1.637 km SE of Fox River, Alaska · 1683 days ago · 30 km deep · 66 km away
  22. 1.534 km ESE of Fox River, Alaska · 1679 days ago · 24 km deep · 73 km away
  23. 1.711 km SW of Halibut Cove, Alaska · 1677 days ago · 8 km deep · 90 km away

Before

  1. 1.55 km E of Seldovia Village, Alaska · 1739 days ago · 48 km deep · 99 km away
  2. 2.060 km S of Lowell Point, Alaska · 1744 days ago · 3 km deep · 55 km away
  3. 1.618 km SSE of Port Graham, Alaska · 1744 days ago · 57 km deep · 97 km away
  4. 1.951 km ESE of Port Graham, Alaska · 1748 days ago · 47 km deep · 61 km away
  5. 1.618 km ENE of Halibut Cove, Alaska · 1749 days ago · 43 km deep · 82 km away
  6. 1.719 km ESE of Port Graham, Alaska · 1751 days ago · 52 km deep · 90 km away
  7. 1.740 km SSE of Port Graham, Alaska · 1751 days ago · 49 km deep · 91 km away
  8. 1.523 km S of Halibut Cove, Alaska · 1762 days ago · 40 km deep · 77 km away
  9. 2.113 km ESE of Port Graham, Alaska · 1764 days ago · 48 km deep · 95 km away
  10. 1.541 km WSW of Lowell Point, Alaska · 1764 days ago · 13 km deep · 98 km away
  11. 1.813 km E of Fritz Creek, Alaska · 1765 days ago · 45 km deep · 92 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021gq8nahn (also filed as us7000g7zr). Read Wed, Sep 30, 2026, 11:27 PM UTC.