Alaska earthquakes

M1.8 earthquake 14 km W of Clam Gulch, Alaska

A magnitude 1.8 earthquake struck 14 km W of Clam Gulch, Alaska on Wed, Jun 23, 2021, 4:39 AM AKDT (12:39 UTC), 57 km (35 mi) below the surface.

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

A larger quake followed: M4.3 25 km W of Salamatof, Alaska. This one was a foreshock.

Ninilchik 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2021-06-23 12:39:10 UTC
Depth
56.8 km (35.3 mi), shallow
Epicenter
60.215° N, 151.647° 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
27

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: at least 200 in the 60 days after this one and 128 in the 30 days before it.

After

  1. 1.814 km ESE of Kasilof, Alaska · 1927 days ago · 34 km deep · 35 km away
  2. 1.87 km W of Point Possession, Alaska · 1926 days ago · 70 km deep · 91 km away
  3. 1.811 km NNW of Nikiski, Alaska · 1926 days ago · 68 km deep · 66 km away
  4. 2.155 km WNW of Ninilchik, Alaska · 1926 days ago · 87 km deep · 50 km away
  5. 1.847 km WSW of Salamatof, Alaska · 1926 days ago · 81 km deep · 43 km away
  6. 2.053 km WNW of Ninilchik, Alaska · 1926 days ago · 92 km deep · 51 km away
  7. 1.720 km WSW of Tyonek, Alaska · 1926 days ago · 67 km deep · 87 km away
  8. 2.175 km E of Port Alsworth, Alaska · 1925 days ago · 112 km deep · 73 km away
  9. 1.863 km ENE of Pedro Bay, Alaska · 1925 days ago · 115 km deep · 82 km away
  10. 1.847 km WNW of Ninilchik, Alaska · 1925 days ago · 88 km deep · 47 km away
  11. 2.338 km WNW of Clam Gulch, Alaska · 1925 days ago · 93 km deep · 28 km away
  12. 2.647 km W of Happy Valley, Alaska · 1924 days ago · 94 km deep · 56 km away
  13. 2.060 km W of Anchor Point, Alaska · 1924 days ago · 94 km deep · 88 km away
  14. 1.835 km NW of Nanwalek, Alaska · 1924 days ago · 87 km deep · 81 km away
  15. 1.530 km NNE of Fox River, Alaska · 1924 days ago · 53 km deep · 55 km away
  16. 1.659 km ENE of Pedro Bay, Alaska · 1924 days ago · 113 km deep · 86 km away
  17. 1.644 km WNW of Ninilchik, Alaska · 1923 days ago · 94 km deep · 40 km away
  18. 2.457 km WSW of Anchor Point, Alaska · 1923 days ago · 85 km deep · 91 km away
  19. 2.155 km WSW of Anchor Point, Alaska · 1923 days ago · 91 km deep · 88 km away
  20. 1.6Kenai Peninsula, Alaska · 1923 days ago · 18 km deep · 63 km away
  21. 1.537 km NW of Ninilchik, Alaska · 1923 days ago · 82 km deep · 26 km away
  22. 1.821 km WNW of Anchor Point, Alaska · 1923 days ago · 79 km deep · 54 km away
  23. 1.75 km W of Soldotna, Alaska · 1923 days ago · 46 km deep · 41 km away
  24. 1.854 km W of Happy Valley, Alaska · 1923 days ago · 96 km deep · 61 km away
  25. 1.59 km N of Ninilchik, Alaska · 1923 days ago · 55 km deep · 10 km away
  26. 1.522 km SW of Anchor Point, Alaska · 1922 days ago · 60 km deep · 70 km away
  27. 1.557 km WNW of Nikiski, Alaska · 1922 days ago · 100 km deep · 77 km away
  28. 1.615 km WNW of Kalifornsky, Alaska · 1922 days ago · 73 km deep · 28 km away
  29. 1.53 km ENE of Ninilchik, Alaska · 1922 days ago · 71 km deep · 17 km away
  30. 1.560 km E of Pedro Bay, Alaska · 1922 days ago · 108 km deep · 92 km away
  31. 2.967 km ENE of Pedro Bay, Alaska · 1922 days ago · 115 km deep · 77 km away
  32. 2.169 km ENE of Pedro Bay, Alaska · 1922 days ago · 122 km deep · 78 km away
  33. 2.563 km W of Anchor Point, Alaska · 1921 days ago · 102 km deep · 80 km away
  34. 1.62 km NNE of Kenai, Alaska · 1921 days ago · 26 km deep · 46 km away
  35. 1.953 km E of Pedro Bay, Alaska · 1921 days ago · 97 km deep · 98 km away
  36. 2.134 km WNW of Anchor Point, Alaska · 1921 days ago · 87 km deep · 56 km away
  37. 2.86 km ENE of Soldotna, Alaska · 1920 days ago · 55 km deep · 51 km away · felt by 2
  38. 1.78 km ESE of Nikiski, Alaska · 1920 days ago · 49 km deep · 56 km away
  39. 2.28 km ENE of Nikolaevsk, Alaska · 1920 days ago · 72 km deep · 41 km away
  40. 4.325 km W of Salamatof, Alaska · 1920 days ago · 78 km deep · 42 km away · felt by 86 · tsunami flag
  41. 1.618 km N of Sterling, Alaska · 1919 days ago · 55 km deep · 71 km away
  42. 1.525 km WNW of Anchor Point, Alaska · 1919 days ago · 78 km deep · 51 km away
  43. 1.62 km N of Nanwalek, Alaska · 1919 days ago · 55 km deep · 94 km away
  44. 1.837 km WNW of Clam Gulch, Alaska · 1919 days ago · 84 km deep · 25 km away
  45. 1.881 km W of Salamatof, Alaska · 1919 days ago · 125 km deep · 72 km away
  46. 2.340 km WNW of Cohoe, Alaska · 1919 days ago · 85 km deep · 32 km away
  47. 1.770 km ENE of Port Alsworth, Alaska · 1919 days ago · 122 km deep · 91 km away
  48. 1.850 km E of Pedro Bay, Alaska · 1919 days ago · 120 km deep · 96 km away
  49. 1.760 km ENE of Pedro Bay, Alaska · 1919 days ago · 113 km deep · 84 km away
  50. 2.053 km ENE of Pedro Bay, Alaska · 1918 days ago · 143 km deep · 94 km away · felt by 1
  51. 1.953 km NW of Ninilchik, Alaska · 1918 days ago · 98 km deep · 47 km away
  52. 2.18 km ENE of Clam Gulch, Alaska · 1918 days ago · 58 km deep · 22 km away
  53. 1.856 km E of Port Alsworth, Alaska · 1918 days ago · 131 km deep · 91 km away
  54. 1.822 km ESE of Kasilof, Alaska · 1918 days ago · 55 km deep · 41 km away
  55. 2.060 km E of Port Alsworth, Alaska · 1918 days ago · 139 km deep · 87 km away
  56. 2.054 km E of Pedro Bay, Alaska · 1917 days ago · 102 km deep · 99 km away
  57. 1.649 km W of Happy Valley, Alaska · 1917 days ago · 98 km deep · 57 km away
  58. 2.219 km SE of Kasilof, Alaska · 1917 days ago · 58 km deep · 34 km away
  59. 1.55 km NE of Clam Gulch, Alaska · 1917 days ago · 57 km deep · 19 km away
  60. 1.534 km NW of Nanwalek, Alaska · 1917 days ago · 68 km deep · 84 km away

The first 60 of at least 200.

Before

  1. 2.173 km E of Port Alsworth, Alaska · 1927 days ago · 121 km deep · 75 km away
  2. 2.766 km NW of Ninilchik, Alaska · 1928 days ago · 113 km deep · 59 km away · felt by 1
  3. 1.954 km E of Pedro Bay, Alaska · 1928 days ago · 120 km deep · 92 km away
  4. 1.89 km NE of Ridgeway, Alaska · 1928 days ago · 37 km deep · 57 km away
  5. 1.621 km W of Cooper Landing, Alaska · 1928 days ago · 0 km deep · 84 km away
  6. 1.567 km E of Port Alsworth, Alaska · 1929 days ago · 143 km deep · 80 km away
  7. 1.956 km WNW of Ninilchik, Alaska · 1929 days ago · 105 km deep · 56 km away
  8. 1.96 km SE of Happy Valley, Alaska · 1929 days ago · 42 km deep · 35 km away
  9. 1.548 km WNW of Ninilchik, Alaska · 1929 days ago · 97 km deep · 45 km away
  10. 2.561 km WNW of Ninilchik, Alaska · 1929 days ago · 95 km deep · 61 km away
  11. 2.371 km E of Port Alsworth, Alaska · 1929 days ago · 123 km deep · 76 km away
  12. 2.646 km W of Anchor Point, Alaska · 1929 days ago · 82 km deep · 73 km away
  13. 2.213 km SSE of Soldotna, Alaska · 1930 days ago · 48 km deep · 42 km away
  14. 1.937 km W of Seward, Alaska · 1930 days ago · 46 km deep · 85 km away
  15. 1.558 km WNW of Happy Valley, Alaska · 1931 days ago · 106 km deep · 59 km away
  16. 1.753 km ENE of Pedro Bay, Alaska · 1931 days ago · 116 km deep · 92 km away
  17. 1.943 km W of Salamatof, Alaska · 1931 days ago · 86 km deep · 50 km away
  18. 1.611 km SW of Tyonek, Alaska · 1931 days ago · 69 km deep · 90 km away
  19. 1.712 km NNW of Sterling, Alaska · 1932 days ago · 35 km deep · 63 km away
  20. 1.994 km NE of Port Alsworth, Alaska · 1932 days ago · 15 km deep · 98 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0217zyvyss. Read Fri, Oct 2, 2026, 2:19 PM UTC.