Alaska earthquakes

M1.9 earthquake 37 km W of Seward, Alaska

A magnitude 1.9 earthquake struck 37 km W of Seward, Alaska on Sun, Jun 20, 2021, 8:03 AM AKDT (16:03 UTC), 46 km (28 mi) below the surface.

Automatic solution: the magnitude and location may still be revised.

A larger quake followed: M4.3 21 km NNW of Ninilchik, Alaska. This one was a foreshock.

Seward forecastMore in Alaska

Map

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

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The earthquake

Magnitude
1.9 (ml), micro
Local time
UTC
2021-06-20 16:03:39 UTC
Depth
45.7 km (28.4 mi), shallow
Epicenter
60.147° N, 150.113° W
Region
Alaska
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

No one has reported feeling this quake to the USGS.

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
25

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 127 in the 60 days after this one and 46 in the 30 days before it.

After

  1. 2.213 km SSE of Soldotna, Alaska · 1922 days ago · 48 km deep · 54 km away
  2. 1.96 km SE of Happy Valley, Alaska · 1921 days ago · 42 km deep · 89 km away
  3. 1.621 km W of Cooper Landing, Alaska · 1920 days ago · 0 km deep · 38 km away
  4. 1.89 km NE of Ridgeway, Alaska · 1920 days ago · 37 km deep · 68 km away
  5. 1.814 km W of Clam Gulch, Alaska · 1919 days ago · 57 km deep · 85 km away
  6. 1.814 km ESE of Kasilof, Alaska · 1919 days ago · 34 km deep · 54 km away
  7. 1.87 km W of Point Possession, Alaska · 1918 days ago · 70 km deep · 95 km away
  8. 1.811 km NNW of Nikiski, Alaska · 1918 days ago · 68 km deep · 99 km away
  9. 1.5Kenai Peninsula, Alaska · 1918 days ago · 37 km deep · 82 km away
  10. 3.94 km NW of Sunrise, Alaska · 1917 days ago · 37 km deep · 92 km away · felt by 204 · tsunami flag
  11. 1.530 km NNE of Fox River, Alaska · 1916 days ago · 53 km deep · 32 km away
  12. 1.6Kenai Peninsula, Alaska · 1915 days ago · 18 km deep · 81 km away
  13. 1.75 km W of Soldotna, Alaska · 1915 days ago · 46 km deep · 69 km away
  14. 1.59 km N of Ninilchik, Alaska · 1915 days ago · 55 km deep · 87 km away
  15. 1.615 km WNW of Kalifornsky, Alaska · 1914 days ago · 73 km deep · 87 km away
  16. 1.53 km ENE of Ninilchik, Alaska · 1914 days ago · 71 km deep · 84 km away
  17. 1.62 km NNE of Kenai, Alaska · 1913 days ago · 26 km deep · 78 km away
  18. 2.86 km ENE of Soldotna, Alaska · 1912 days ago · 55 km deep · 62 km away · felt by 2
  19. 1.78 km ESE of Nikiski, Alaska · 1912 days ago · 49 km deep · 80 km away
  20. 2.28 km ENE of Nikolaevsk, Alaska · 1911 days ago · 72 km deep · 82 km away
  21. 1.618 km N of Sterling, Alaska · 1911 days ago · 55 km deep · 72 km away
  22. 1.617 km SSE of Girdwood, Alaska · 1911 days ago · 28 km deep · 92 km away
  23. 2.18 km ENE of Clam Gulch, Alaska · 1910 days ago · 58 km deep · 65 km away
  24. 1.822 km ESE of Kasilof, Alaska · 1910 days ago · 55 km deep · 45 km away
  25. 2.219 km SE of Kasilof, Alaska · 1909 days ago · 58 km deep · 52 km away
  26. 1.55 km NE of Clam Gulch, Alaska · 1909 days ago · 57 km deep · 69 km away
  27. 1.931 km NW of Cooper Landing, Alaska · 1909 days ago · 36 km deep · 63 km away
  28. 1.534 km ESE of Lowell Point, Alaska · 1908 days ago · 6 km deep · 72 km away
  29. 1.55 km E of Happy Valley, Alaska · 1907 days ago · 52 km deep · 87 km away
  30. 1.732 km ESE of Primrose, Alaska · 1906 days ago · 15 km deep · 75 km away
  31. 1.90 km WNW of Kachemak City, Alaska · 1906 days ago · 50 km deep · 92 km away
  32. 2.316 km SE of Clam Gulch, Alaska · 1906 days ago · 60 km deep · 59 km away
  33. 1.916 km SE of Ninilchik, Alaska · 1905 days ago · 60 km deep · 76 km away
  34. 1.818 km WNW of Fox River, Alaska · 1904 days ago · 39 km deep · 70 km away
  35. 2.011 km SSE of Soldotna, Alaska · 1904 days ago · 20 km deep · 55 km away
  36. 1.78 km SW of Fox River, Alaska · 1904 days ago · 29 km deep · 65 km away
  37. 1.914 km E of Ninilchik, Alaska · 1902 days ago · 37 km deep · 73 km away
  38. 1.715 km NNW of Sterling, Alaska · 1902 days ago · 41 km deep · 71 km away
  39. 1.613 km ENE of Moose Pass, Alaska · 1902 days ago · 13 km deep · 69 km away
  40. 1.617 km NNW of Ninilchik, Alaska · 1901 days ago · 65 km deep · 95 km away
  41. 2.1Kenai Peninsula, Alaska · 1900 days ago · 53 km deep · 57 km away
  42. 1.620 km W of Cohoe, Alaska · 1900 days ago · 69 km deep · 89 km away
  43. 1.6Kenai Peninsula, Alaska · 1900 days ago · 67 km deep · 90 km away
  44. 1.52 km SW of Fritz Creek, Alaska · 1898 days ago · 45 km deep · 82 km away
  45. 2.014 km NW of Ninilchik, Alaska · 1897 days ago · 72 km deep · 97 km away
  46. 2.12 km SW of Funny River, Alaska · 1896 days ago · 38 km deep · 53 km away
  47. 1.610 km ESE of Kasilof, Alaska · 1895 days ago · 47 km deep · 58 km away
  48. 1.512 km E of Kasilof, Alaska · 1894 days ago · 55 km deep · 57 km away
  49. 2.03 km NNE of Nikolaevsk, Alaska · 1893 days ago · 44 km deep · 89 km away
  50. 4.321 km NNW of Ninilchik, Alaska · 1893 days ago · 70 km deep · 95 km away · felt by 58 · tsunami flag
  51. 1.6Kenai Peninsula, Alaska · 1893 days ago · 63 km deep · 97 km away
  52. 1.621 km NNW of Ninilchik, Alaska · 1893 days ago · 72 km deep · 95 km away
  53. 2.121 km NNW of Ninilchik, Alaska · 1893 days ago · 66 km deep · 96 km away
  54. 2.219 km NNW of Ninilchik, Alaska · 1892 days ago · 66 km deep · 95 km away
  55. 1.936 km WSW of Chenega, Alaska · 1892 days ago · 6 km deep · 84 km away
  56. 1.538 km E of Lowell Point, Alaska · 1892 days ago · 7 km deep · 77 km away
  57. 2.033 km WSW of Chenega, Alaska · 1892 days ago · 11 km deep · 91 km away
  58. 1.935 km WSW of Chenega, Alaska · 1892 days ago · 0 km deep · 84 km away
  59. 2.735 km WSW of Chenega, Alaska · 1892 days ago · 2 km deep · 87 km away
  60. 1.914 km WSW of Cooper Landing, Alaska · 1892 days ago · 37 km deep · 31 km away

The first 60 of 127.

Before

  1. 1.712 km NNW of Sterling, Alaska · 1923 days ago · 35 km deep · 69 km away
  2. 1.5Kenai Peninsula, Alaska · 1925 days ago · 46 km deep · 99 km away
  3. 1.62 km WNW of Point Possession, Alaska · 1926 days ago · 0 km deep · 93 km away
  4. 2.015 km NE of Nikiski, Alaska · 1927 days ago · 50 km deep · 91 km away
  5. 2.311 km ESE of Ninilchik, Alaska · 1929 days ago · 56 km deep · 78 km away
  6. 1.511 km E of Clam Gulch, Alaska · 1929 days ago · 54 km deep · 61 km away
  7. 2.513 km N of Cooper Landing, Alaska · 1930 days ago · 27 km deep · 54 km away
  8. 1.64 km N of Halibut Cove, Alaska · 1931 days ago · 36 km deep · 84 km away
  9. 1.543 km WSW of Lowell Point, Alaska · 1931 days ago · 9 km deep · 27 km away
  10. 2.118 km E of Point Possession, Alaska · 1932 days ago · 36 km deep · 84 km away
  11. 2.016 km ESE of Halibut Cove, Alaska · 1932 days ago · 33 km deep · 81 km away
  12. 1.77 km ENE of Salamatof, Alaska · 1932 days ago · 52 km deep · 81 km away
  13. 1.510 km NE of Ninilchik, Alaska · 1932 days ago · 67 km deep · 78 km away
  14. 1.85 km W of Ninilchik, Alaska · 1933 days ago · 60 km deep · 92 km away
  15. 1.717 km SE of Clam Gulch, Alaska · 1934 days ago · 70 km deep · 61 km away
  16. 1.622 km SSE of Whittier, Alaska · 1936 days ago · 8 km deep · 99 km away
  17. 2.147 km ESE of Halibut Cove, Alaska · 1937 days ago · 25 km deep · 81 km away
  18. 2.624 km ENE of Sterling, Alaska · 1937 days ago · 46 km deep · 59 km away
  19. 2.218 km ENE of Nikiski, Alaska · 1939 days ago · 35 km deep · 79 km away
  20. 1.517 km ESE of Clam Gulch, Alaska · 1940 days ago · 45 km deep · 55 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0217v2g0be. Read Thu, Sep 24, 2026, 1:18 PM UTC.