Alaska earthquakes

M1.5 earthquake 75 km ENE of Ugashik, Alaska

A magnitude 1.5 earthquake struck 75 km ENE of Ugashik, Alaska on Fri, Dec 17, 2021, 2:03 PM AKST (23:03 UTC), 117 km (73 mi) below the surface.

A larger quake followed: M5.0 47 km SW of Karluk, Alaska. This one was a foreshock.

Naknek forecastMore in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
1.5 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-12-17 23:03:10 UTC
Depth
116.8 km (72.6 mi), intermediate-depth
Epicenter
57.813° N, 156.257° 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
15

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 77 in the 60 days after this one and 50 in the 30 days before it.

After

  1. 1.7101 km W of Akhiok, Alaska · 1749 days ago · 80 km deep · 97 km away
  2. 1.839 km NW of Karluk, Alaska · 1748 days ago · 72 km deep · 76 km away
  3. 1.690 km ESE of Egegik, Alaska · 1748 days ago · 102 km deep · 18 km away
  4. 1.834 km S of Ugashik, Alaska · 1748 days ago · 5 km deep · 97 km away
  5. 2.241 km WNW of Karluk, Alaska · 1747 days ago · 74 km deep · 72 km away
  6. 2.057 km ESE of Egegik, Alaska · 1747 days ago · 10 km deep · 24 km away
  7. 2.538 km E of Ugashik, Alaska · 1746 days ago · 129 km deep · 40 km away
  8. 1.686 km W of Karluk, Alaska · 1745 days ago · 78 km deep · 41 km away
  9. 3.165 km ESE of Egegik, Alaska · 1745 days ago · 136 km deep · 22 km away
  10. 1.978 km ESE of Egegik, Alaska · 1744 days ago · 124 km deep · 12 km away
  11. 1.661 km WNW of Karluk, Alaska · 1744 days ago · 10 km deep · 52 km away
  12. 3.131 km NNE of Pilot Point, Alaska · 1743 days ago · 7 km deep · 67 km away
  13. 1.829 km NE of Pilot Point, Alaska · 1743 days ago · 2 km deep · 62 km away
  14. 1.963 km WSW of Karluk, Alaska · 1743 days ago · 63 km deep · 75 km away
  15. 2.064 km WSW of Karluk, Alaska · 1743 days ago · 60 km deep · 79 km away
  16. 1.728 km NE of Pilot Point, Alaska · 1742 days ago · 7 km deep · 62 km away
  17. 2.498 km SE of Ugashik, Alaska · 1742 days ago · 60 km deep · 91 km away
  18. 1.660 km SW of Karluk, Alaska · 1742 days ago · 58 km deep · 91 km away
  19. 2.6Alaska Peninsula · 1739 days ago · 188 km deep · 51 km away
  20. 1.767 km ENE of Ugashik, Alaska · 1739 days ago · 123 km deep · 9 km away
  21. 2.660 km SE of King Salmon, Alaska · 1736 days ago · 152 km deep · 50 km away
  22. 1.575 km WSW of Karluk, Alaska · 1736 days ago · 65 km deep · 61 km away
  23. 5.047 km SW of Karluk, Alaska · 1736 days ago · 59 km deep · 97 km away · felt by 6 · tsunami flag
  24. 1.515 km W of Karluk, Alaska · 1736 days ago · 53 km deep · 96 km away
  25. 1.889 km WSW of Karluk, Alaska · 1736 days ago · 68 km deep · 66 km away
  26. 2.279 km WSW of Karluk, Alaska · 1733 days ago · 82 km deep · 74 km away
  27. 2.181 km ENE of Ugashik, Alaska · 1732 days ago · 103 km deep · 19 km away
  28. 1.870 km WNW of Karluk, Alaska · 1732 days ago · 80 km deep · 41 km away
  29. 2.259 km SSE of Ugashik, Alaska · 1730 days ago · 2 km deep · 94 km away
  30. 3.849 km WNW of Karluk, Alaska · 1730 days ago · 13 km deep · 63 km away
  31. 2.053 km ESE of King Salmon, Alaska · 1730 days ago · 145 km deep · 82 km away
  32. 1.533 km NNE of Pilot Point, Alaska · 1729 days ago · 5 km deep · 64 km away
  33. 2.247 km NNW of Karluk, Alaska · 1729 days ago · 76 km deep · 84 km away
  34. 2.677 km ESE of Egegik, Alaska · 1729 days ago · 130 km deep · 8 km away
  35. 1.532 km SW of Karluk, Alaska · 1727 days ago · 53 km deep · 94 km away
  36. 1.6102 km ESE of Ugashik, Alaska · 1727 days ago · 19 km deep · 88 km away
  37. 1.873 km ESE of Ugashik, Alaska · 1727 days ago · 2 km deep · 58 km away
  38. 1.769 km NNW of Karluk, Alaska · 1727 days ago · 95 km deep · 93 km away
  39. 2.465 km NNW of Karluk, Alaska · 1727 days ago · 80 km deep · 92 km away
  40. 1.690 km NNW of Karluk, Alaska · 1725 days ago · 4 km deep · 82 km away
  41. 1.7Alaska Peninsula · 1725 days ago · 149 km deep · 86 km away
  42. 2.150 km WNW of Karluk, Alaska · 1723 days ago · 67 km deep · 60 km away
  43. 1.679 km E of Ugashik, Alaska · 1723 days ago · 86 km deep · 46 km away
  44. 1.791 km ESE of Egegik, Alaska · 1722 days ago · 109 km deep · 20 km away
  45. 1.653 km NW of Karluk, Alaska · 1720 days ago · 79 km deep · 67 km away
  46. 1.974 km ENE of Ugashik, Alaska · 1719 days ago · 129 km deep · 2 km away
  47. 2.069 km WSW of Karluk, Alaska · 1718 days ago · 60 km deep · 74 km away
  48. 1.874 km ESE of Egegik, Alaska · 1717 days ago · 130 km deep · 7 km away
  49. 2.183 km ESE of Egegik, Alaska · 1717 days ago · 125 km deep · 10 km away
  50. 1.573 km SE of Ugashik, Alaska · 1717 days ago · 34 km deep · 86 km away
  51. 2.644 km WNW of Karluk, Alaska · 1716 days ago · 67 km deep · 67 km away
  52. 2.387 km WSW of Karluk, Alaska · 1715 days ago · 48 km deep · 82 km away
  53. 2.774 km SW of Karluk, Alaska · 1713 days ago · 55 km deep · 84 km away
  54. 1.958 km SE of King Salmon, Alaska · 1711 days ago · 8 km deep · 58 km away
  55. 2.357 km ESE of King Salmon, Alaska · 1707 days ago · 138 km deep · 75 km away
  56. 2.135 km W of Karluk, Alaska · 1707 days ago · 61 km deep · 79 km away
  57. 3.377 km ENE of Ugashik, Alaska · 1707 days ago · 124 km deep · 3 km away
  58. 2.281 km W of Karluk, Alaska · 1706 days ago · 78 km deep · 35 km away
  59. 2.253 km E of Egegik, Alaska · 1705 days ago · 5 km deep · 41 km away
  60. 2.182 km NNW of Karluk, Alaska · 1705 days ago · 19 km deep · 88 km away

The first 60 of 77.

Before

  1. 1.675 km ESE of Ugashik, Alaska · 1751 days ago · 10 km deep · 68 km away
  2. 1.881 km SW of Karluk, Alaska · 1751 days ago · 61 km deep · 82 km away
  3. 1.933 km WNW of Karluk, Alaska · 1751 days ago · 61 km deep · 78 km away
  4. 1.969 km NW of Karluk, Alaska · 1751 days ago · 91 km deep · 71 km away
  5. 1.935 km W of Karluk, Alaska · 1752 days ago · 59 km deep · 77 km away
  6. 1.673 km SE of Ugashik, Alaska · 1752 days ago · 10 km deep · 96 km away
  7. 1.772 km ESE of Egegik, Alaska · 1752 days ago · 127 km deep · 8 km away
  8. 2.758 km NNW of Karluk, Alaska · 1753 days ago · 89 km deep · 83 km away
  9. 2.154 km SE of King Salmon, Alaska · 1753 days ago · 148 km deep · 55 km away
  10. 2.347 km SSE of Ugashik, Alaska · 1754 days ago · 95 km deep · 98 km away
  11. 1.858 km WNW of Karluk, Alaska · 1755 days ago · 89 km deep · 54 km away
  12. 2.052 km NNW of Karluk, Alaska · 1756 days ago · 84 km deep · 88 km away
  13. 1.890 km WNW of Karluk, Alaska · 1756 days ago · 3 km deep · 28 km away
  14. 2.060 km WNW of Karluk, Alaska · 1758 days ago · 77 km deep · 51 km away
  15. 1.681 km WSW of Karluk, Alaska · 1758 days ago · 73 km deep · 55 km away
  16. 2.074 km WSW of Karluk, Alaska · 1759 days ago · 63 km deep · 71 km away
  17. 2.1Alaska Peninsula · 1760 days ago · 81 km deep · 39 km away
  18. 2.743 km ESE of King Salmon, Alaska · 1760 days ago · 166 km deep · 86 km away
  19. 2.481 km ESE of Ugashik, Alaska · 1760 days ago · 76 km deep · 71 km away
  20. 2.153 km W of Karluk, Alaska · 1761 days ago · 81 km deep · 66 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak021g4vcg8f. Read Thu, Oct 1, 2026, 4:25 PM UTC.