Alaska earthquakes

M3.0 earthquake 9 km E of Healy, Alaska

A magnitude 3.0 earthquake struck 9 km E of Healy, Alaska on Sun, May 16, 2021, 8:16 PM AKDT (04:16 UTC), 103 km (64 mi) below the surface.

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

A larger quake followed: M4.4 32 km W of Ferry, Alaska. This one was a foreshock.

Healy 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
3.0 (ml), minor
Local time
UTC
2021-05-17 04:16:34 UTC
Depth
103.4 km (64.2 mi), intermediate-depth
Epicenter
63.870° N, 148.779° W
Region
Alaska
Felt reports
1
Tsunami flag
No
Status
Automatic solution, may be revised

Did you feel it?

1 person reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

An automatic solution; a seismologist may revise it.

Stations used
143

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 68 in the 60 days after this one and 38 in the 30 days before it.

After

  1. 1.748 km W of Cantwell, Alaska · 1959 days ago · 113 km deep · 74 km away
  2. 1.650 km SE of Cantwell, Alaska · 1957 days ago · 0 km deep · 93 km away
  3. 1.669 km WSW of Ferry, Alaska · 1956 days ago · 3 km deep · 84 km away
  4. 1.742 km W of Cantwell, Alaska · 1956 days ago · 0 km deep · 73 km away
  5. 2.872 km SW of Delta Junction, Alaska · 1955 days ago · 9 km deep · 92 km away
  6. 1.741 km SSW of South Van Horn, Alaska · 1954 days ago · 7 km deep · 73 km away
  7. 2.442 km SSW of Cantwell, Alaska · 1954 days ago · 59 km deep · 96 km away
  8. 2.161 km ESE of McKinley Park, Alaska · 1954 days ago · 2 km deep · 62 km away
  9. 1.543 km ESE of Cantwell, Alaska · 1954 days ago · 5 km deep · 82 km away
  10. 1.936 km W of Ferry, Alaska · 1953 days ago · 0 km deep · 57 km away
  11. 1.833 km WNW of Ferry, Alaska · 1953 days ago · 5 km deep · 55 km away
  12. 1.6Central Alaska · 1953 days ago · 0 km deep · 70 km away
  13. 1.518 km WSW of Healy, Alaska · 1953 days ago · 111 km deep · 28 km away
  14. 1.580 km ESE of Cantwell, Alaska · 1952 days ago · 60 km deep · 99 km away
  15. 1.846 km WSW of Cantwell, Alaska · 1951 days ago · 91 km deep · 84 km away
  16. 2.081 km ESE of McKinley Park, Alaska · 1950 days ago · 0 km deep · 81 km away
  17. 1.76 km E of Healy, Alaska · 1950 days ago · 103 km deep · 3 km away
  18. 1.523 km SSW of Cantwell, Alaska · 1949 days ago · 6 km deep · 77 km away
  19. 1.762 km ESE of McKinley Park, Alaska · 1948 days ago · 0 km deep · 63 km away
  20. 1.626 km S of South Van Horn, Alaska · 1947 days ago · 12 km deep · 91 km away
  21. 2.1Central Alaska · 1947 days ago · 115 km deep · 77 km away
  22. 2.013 km NE of Healy, Alaska · 1947 days ago · 112 km deep · 9 km away
  23. 2.031 km SW of Cantwell, Alaska · 1946 days ago · 84 km deep · 84 km away
  24. 1.617 km SE of McKinley Park, Alaska · 1945 days ago · 0 km deep · 26 km away
  25. 2.144 km ENE of Healy, Alaska · 1944 days ago · 97 km deep · 35 km away
  26. 1.567 km WSW of Cantwell, Alaska · 1942 days ago · 5 km deep · 99 km away
  27. 2.153 km E of Clear, Alaska, Alaska · 1942 days ago · 2 km deep · 51 km away
  28. 3.027 km W of Cantwell, Alaska · 1942 days ago · 100 km deep · 65 km away
  29. 1.514 km NE of Cantwell, Alaska · 1940 days ago · 3 km deep · 43 km away
  30. 2.655 km E of Clear, Alaska, Alaska · 1939 days ago · 6 km deep · 55 km away
  31. 1.633 km SSW of South Van Horn, Alaska · 1938 days ago · 0 km deep · 82 km away
  32. 1.519 km WSW of Cantwell, Alaska · 1937 days ago · 96 km deep · 68 km away
  33. 1.566 km ENE of Denali National Park, Alaska · 1936 days ago · 0 km deep · 83 km away
  34. 1.724 km E of Healy, Alaska · 1936 days ago · 101 km deep · 15 km away
  35. 2.410 km ESE of Nenana, Alaska · 1934 days ago · 14 km deep · 75 km away
  36. 1.637 km W of Clear, Alaska, Alaska · 1934 days ago · 1 km deep · 69 km away
  37. 1.525 km SW of Cantwell, Alaska · 1932 days ago · 84 km deep · 75 km away
  38. 1.644 km SW of Cantwell, Alaska · 1929 days ago · 31 km deep · 92 km away
  39. 1.612 km NNE of Four Mile Road, Alaska · 1927 days ago · 0 km deep · 92 km away
  40. 4.432 km W of Ferry, Alaska · 1927 days ago · 13 km deep · 51 km away · felt by 80
  41. 3.341 km W of Ferry, Alaska · 1927 days ago · 6 km deep · 60 km away · felt by 1
  42. 2.526 km W of Ferry, Alaska · 1927 days ago · 1 km deep · 44 km away
  43. 1.830 km W of Ferry, Alaska · 1927 days ago · 2 km deep · 49 km away
  44. 1.529 km W of Ferry, Alaska · 1926 days ago · 4 km deep · 48 km away
  45. 1.61 km SW of Healy, Alaska · 1926 days ago · 92 km deep · 11 km away
  46. 2.113 km WSW of McKinley Park, Alaska · 1926 days ago · 0 km deep · 28 km away
  47. 1.558 km WNW of Cantwell, Alaska · 1926 days ago · 138 km deep · 71 km away
  48. 2.369 km E of Cantwell, Alaska · 1925 days ago · 64 km deep · 78 km away
  49. 3.251 km E of Clear, Alaska, Alaska · 1923 days ago · 6 km deep · 52 km away · felt by 1
  50. 1.637 km W of McKinley Park, Alaska · 1922 days ago · 121 km deep · 48 km away
  51. 2.126 km W of Four Mile Road, Alaska · 1920 days ago · 15 km deep · 96 km away
  52. 2.242 km SSW of Cantwell, Alaska · 1920 days ago · 0 km deep · 96 km away
  53. 1.636 km WNW of Cantwell, Alaska · 1920 days ago · 78 km deep · 58 km away
  54. 2.523 km SSW of Cantwell, Alaska · 1918 days ago · 79 km deep · 77 km away
  55. 2.07 km SE of Healy, Alaska · 1917 days ago · 95 km deep · 8 km away
  56. 1.567 km WSW of Ferry, Alaska · 1916 days ago · 9 km deep · 81 km away
  57. 1.935 km E of McKinley Park, Alaska · 1915 days ago · 74 km deep · 35 km away
  58. 3.26 km E of Healy, Alaska · 1915 days ago · 111 km deep · 3 km away
  59. 1.749 km WSW of Cantwell, Alaska · 1914 days ago · 104 km deep · 87 km away
  60. 1.526 km ENE of Four Mile Road, Alaska · 1912 days ago · 8 km deep · 93 km away

The first 60 of 68.

Before

  1. 1.611 km NNW of Four Mile Road, Alaska · 1961 days ago · 14 km deep · 94 km away
  2. 2.066 km E of Cantwell, Alaska · 1961 days ago · 12 km deep · 73 km away
  3. 1.651 km W of Ferry, Alaska · 1962 days ago · 19 km deep · 71 km away
  4. 1.817 km ESE of Healy, Alaska · 1962 days ago · 101 km deep · 9 km away
  5. 2.01 km SE of Anderson, Alaska · 1963 days ago · 14 km deep · 55 km away
  6. 1.534 km WSW of Cantwell, Alaska · 1965 days ago · 99 km deep · 81 km away
  7. 1.560 km SW of Harding-Birch Lakes, Alaska · 1965 days ago · 0 km deep · 67 km away
  8. 2.332 km ENE of Cantwell, Alaska · 1966 days ago · 0 km deep · 46 km away
  9. 1.562 km W of Cantwell, Alaska · 1966 days ago · 33 km deep · 89 km away
  10. 1.811 km NNE of Cantwell, Alaska · 1966 days ago · 2 km deep · 42 km away
  11. 1.661 km ESE of McKinley Park, Alaska · 1966 days ago · 0 km deep · 61 km away
  12. 1.739 km W of Cantwell, Alaska · 1967 days ago · 92 km deep · 75 km away
  13. 2.62 km W of Anderson, Alaska · 1967 days ago · 11 km deep · 57 km away
  14. 2.128 km WNW of Cantwell, Alaska · 1967 days ago · 97 km deep · 50 km away
  15. 1.556 km E of Denali National Park, Alaska · 1968 days ago · 1 km deep · 96 km away
  16. 2.282 km ESE of McKinley Park, Alaska · 1968 days ago · 0 km deep · 80 km away
  17. 1.572 km SSW of Harding-Birch Lakes, Alaska · 1970 days ago · 193 km deep · 83 km away
  18. 1.935 km SSW of South Van Horn, Alaska · 1970 days ago · 4 km deep · 80 km away
  19. 2.411 km SW of Healy, Alaska · 1974 days ago · 105 km deep · 20 km away
  20. 1.610 km SW of Healy, Alaska · 1974 days ago · 66 km deep · 18 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0216an3s7o (also filed as us7000e3pc). Read Mon, Sep 28, 2026, 12:21 PM UTC.