Alaska earthquakes

M3.3 earthquake 15 km NW of Nanwalek, Alaska

A magnitude 3.3 earthquake struck 15 km NW of Nanwalek, Alaska on Mon, May 24, 2021, 6:48 PM AKDT (02:48 UTC), 64 km (40 mi) below the surface.

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

Homer 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
3.3 (ml), minor
Local time
UTC
2021-05-25 02:48:54 UTC
Depth
64.2 km (39.9 mi), shallow
Epicenter
59.459° N, 152.105° W
Region
Alaska
Felt reports
3
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

3 people 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

Reviewed by a seismologist.

Stations used
84

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 120 in the 30 days before it.

After

  1. 1.510 km W of Clam Gulch, Alaska · 1953 days ago · 66 km deep · 91 km away
  2. 1.744 km WNW of Ninilchik, Alaska · 1953 days ago · 99 km deep · 80 km away
  3. 2.265 km SE of Pope-Vannoy Landing, Alaska · 1953 days ago · 96 km deep · 91 km away
  4. 1.723 km WNW of Happy Valley, Alaska · 1952 days ago · 77 km deep · 65 km away
  5. 1.848 km WNW of Nanwalek, Alaska · 1952 days ago · 77 km deep · 36 km away
  6. 1.642 km WNW of Nanwalek, Alaska · 1952 days ago · 71 km deep · 28 km away
  7. 1.764 km WNW of Nanwalek, Alaska · 1952 days ago · 100 km deep · 50 km away
  8. 2.128 km W of Anchor Point, Alaska · 1951 days ago · 62 km deep · 34 km away
  9. 1.69 km W of Clam Gulch, Alaska · 1951 days ago · 50 km deep · 92 km away
  10. 2.038 km WNW of Ninilchik, Alaska · 1951 days ago · 93 km deep · 86 km away
  11. 1.55 km E of Ninilchik, Alaska · 1951 days ago · 35 km deep · 73 km away
  12. 1.930 km WNW of Anchor Point, Alaska · 1950 days ago · 75 km deep · 47 km away
  13. 1.740 km WSW of Anchor Point, Alaska · 1950 days ago · 68 km deep · 27 km away
  14. 1.54 km SW of Homer, Alaska · 1950 days ago · 59 km deep · 33 km away
  15. 1.660 km WNW of Nanwalek, Alaska · 1949 days ago · 86 km deep · 46 km away
  16. 2.156 km WNW of Ninilchik, Alaska · 1949 days ago · 105 km deep · 85 km away
  17. 1.617 km WNW of Nanwalek, Alaska · 1949 days ago · 64 km deep · 8 km away
  18. 1.654 km E of Pedro Bay, Alaska · 1949 days ago · 106 km deep · 66 km away
  19. 3.750 km WNW of Nanwalek, Alaska · 1948 days ago · 82 km deep · 36 km away · felt by 6
  20. 2.019 km SSE of Fox River, Alaska · 1948 days ago · 38 km deep · 80 km away
  21. 2.155 km WSW of Nanwalek, Alaska · 1948 days ago · 29 km deep · 53 km away
  22. 1.762 km ESE of Pedro Bay, Alaska · 1948 days ago · 96 km deep · 57 km away
  23. 1.954 km W of Nanwalek, Alaska · 1948 days ago · 83 km deep · 47 km away
  24. 1.613 km ESE of Clam Gulch, Alaska · 1948 days ago · 43 km deep · 96 km away
  25. 1.921 km W of Anchor Point, Alaska · 1947 days ago · 70 km deep · 38 km away
  26. 2.14 km NNW of Nanwalek, Alaska · 1947 days ago · 52 km deep · 11 km away
  27. 1.64 km SW of Happy Valley, Alaska · 1946 days ago · 48 km deep · 54 km away
  28. 2.440 km WSW of Nanwalek, Alaska · 1946 days ago · 62 km deep · 35 km away
  29. 1.666 km WNW of Ninilchik, Alaska · 1946 days ago · 99 km deep · 92 km away
  30. 1.836 km ESE of Pedro Bay, Alaska · 1946 days ago · 117 km deep · 83 km away
  31. 1.649 km NW of Ninilchik, Alaska · 1946 days ago · 89 km deep · 98 km away
  32. 2.064 km W of Nanwalek, Alaska · 1945 days ago · 83 km deep · 57 km away
  33. 1.517 km ESE of Clam Gulch, Alaska · 1945 days ago · 45 km deep · 97 km away
  34. 2.572 km WNW of Happy Valley, Alaska · 1944 days ago · 120 km deep · 91 km away
  35. 1.559 km E of Pedro Bay, Alaska · 1944 days ago · 103 km deep · 63 km away
  36. 3.061 km WSW of Nanwalek, Alaska · 1944 days ago · 64 km deep · 57 km away
  37. 1.848 km WNW of Ninilchik, Alaska · 1944 days ago · 104 km deep · 91 km away
  38. 1.958 km WNW of Anchor Point, Alaska · 1942 days ago · 92 km deep · 69 km away
  39. 2.461 km ENE of Pedro Bay, Alaska · 1942 days ago · 120 km deep · 89 km away
  40. 2.147 km ESE of Halibut Cove, Alaska · 1942 days ago · 25 km deep · 94 km away
  41. 2.272 km ENE of Pedro Bay, Alaska · 1942 days ago · 127 km deep · 90 km away
  42. 2.654 km ESE of Pope-Vannoy Landing, Alaska · 1942 days ago · 118 km deep · 88 km away
  43. 1.755 km WNW of Nanwalek, Alaska · 1942 days ago · 82 km deep · 42 km away
  44. 1.971 km ENE of Pedro Bay, Alaska · 1942 days ago · 120 km deep · 91 km away
  45. 1.838 km WNW of Anchor Point, Alaska · 1941 days ago · 75 km deep · 54 km away
  46. 2.238 km E of Pedro Bay, Alaska · 1941 days ago · 114 km deep · 82 km away
  47. 1.539 km W of Anchor Point, Alaska · 1941 days ago · 25 km deep · 42 km away
  48. 1.766 km W of Nanwalek, Alaska · 1940 days ago · 75 km deep · 58 km away
  49. 1.760 km W of Nanwalek, Alaska · 1940 days ago · 82 km deep · 50 km away
  50. 2.342 km E of Pedro Bay, Alaska · 1939 days ago · 130 km deep · 82 km away
  51. 2.060 km ENE of Pedro Bay, Alaska · 1939 days ago · 127 km deep · 89 km away
  52. 1.717 km SE of Clam Gulch, Alaska · 1939 days ago · 70 km deep · 87 km away
  53. 1.942 km S of Nanwalek, Alaska · 1939 days ago · 43 km deep · 55 km away
  54. 2.048 km W of Happy Valley, Alaska · 1939 days ago · 102 km deep · 67 km away
  55. 1.85 km W of Ninilchik, Alaska · 1938 days ago · 60 km deep · 68 km away
  56. 1.510 km NE of Ninilchik, Alaska · 1937 days ago · 67 km deep · 79 km away
  57. 1.944 km ENE of Pedro Bay, Alaska · 1937 days ago · 140 km deep · 96 km away
  58. 2.016 km ESE of Halibut Cove, Alaska · 1937 days ago · 33 km deep · 66 km away
  59. 1.737 km WNW of Ninilchik, Alaska · 1937 days ago · 77 km deep · 83 km away
  60. 1.64 km N of Halibut Cove, Alaska · 1936 days ago · 36 km deep · 53 km away

The first 60 of at least 200.

Before

  1. 1.544 km W of Anchor Point, Alaska · 1954 days ago · 83 km deep · 52 km away
  2. 1.561 km W of Nanwalek, Alaska · 1954 days ago · 95 km deep · 50 km away
  3. 1.745 km E of Pedro Bay, Alaska · 1954 days ago · 133 km deep · 79 km away
  4. 2.457 km ENE of Pedro Bay, Alaska · 1954 days ago · 116 km deep · 84 km away
  5. 1.912 km W of Clam Gulch, Alaska · 1954 days ago · 46 km deep · 92 km away
  6. 1.970 km SW of Nanwalek, Alaska · 1955 days ago · 66 km deep · 72 km away
  7. 1.621 km SW of Nanwalek, Alaska · 1955 days ago · 70 km deep · 27 km away
  8. 1.630 km WNW of Nanwalek, Alaska · 1955 days ago · 65 km deep · 18 km away
  9. 2.950 km NE of Pedro Bay, Alaska · 1955 days ago · 130 km deep · 96 km away
  10. 1.776 km N of Aleneva, Alaska · 1955 days ago · 59 km deep · 89 km away
  11. 1.87 km NW of Happy Valley, Alaska · 1955 days ago · 57 km deep · 63 km away
  12. 1.547 km W of Anchor Point, Alaska · 1955 days ago · 87 km deep · 46 km away
  13. 1.568 km WSW of Nanwalek, Alaska · 1956 days ago · 66 km deep · 67 km away
  14. 1.66 km SW of Anchor Point, Alaska · 1956 days ago · 16 km deep · 33 km away
  15. 3.649 km W of Nanwalek, Alaska · 1956 days ago · 70 km deep · 43 km away · felt by 1
  16. 2.061 km WNW of Happy Valley, Alaska · 1956 days ago · 109 km deep · 80 km away
  17. 2.324 km WSW of Anchor Point, Alaska · 1956 days ago · 60 km deep · 31 km away
  18. 2.564 km ESE of Pedro Bay, Alaska · 1957 days ago · 83 km deep · 55 km away
  19. 2.426 km E of Pedro Bay, Alaska · 1957 days ago · 160 km deep · 94 km away
  20. 1.628 km WNW of Nanwalek, Alaska · 1959 days ago · 75 km deep · 17 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0216nuelb1 (also filed as us7000e5zh). Read Tue, Sep 29, 2026, 2:03 PM UTC.