Alaska earthquakes

M2.4 earthquake 41 km SSE of Chignik, Alaska

A magnitude 2.4 earthquake struck 41 km SSE of Chignik, Alaska on Thu, Feb 4, 2021, 4:11 PM AKST (01:11 UTC), 75 km (47 mi) below the surface.

A larger quake followed: M3.7 114 km SE of Perryville, Alaska. This one was a foreshock.

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Map

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

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The earthquake

Magnitude
2.4 (ml), micro
Local time
UTC
2021-02-05 01:11:16 UTC
Depth
75.3 km (46.8 mi), intermediate-depth
Epicenter
55.980° N, 158.047° 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
42

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 44 in the 60 days after this one and 36 in the 30 days before it.

After

  1. 2.225 km S of Perryville, Alaska · 2059 days ago · 42 km deep · 74 km away
  2. 3.287 km ESE of Chignik, Alaska · 2057 days ago · 9 km deep · 58 km away
  3. 2.55 km NE of Ivanof Bay, Alaska · 2057 days ago · 87 km deep · 86 km away
  4. 2.868 km SE of Perryville, Alaska · 2056 days ago · 26 km deep · 54 km away
  5. 2.033 km SSE of Port Heiden, Alaska · 2056 days ago · 108 km deep · 80 km away
  6. 1.953 km ENE of Chignik, Alaska · 2056 days ago · 57 km deep · 59 km away
  7. 2.432 km NNW of Chignik Lake, Alaska · 2056 days ago · 6 km deep · 82 km away
  8. 2.735 km NNW of Chignik Lake, Alaska · 2056 days ago · 7 km deep · 86 km away
  9. 3.675 km SE of Chignik, Alaska · 2054 days ago · 34 km deep · 41 km away
  10. 2.847 km SSE of Chignik, Alaska · 2050 days ago · 25 km deep · 6 km away
  11. 2.849 km SE of Perryville, Alaska · 2048 days ago · 28 km deep · 58 km away
  12. 2.427 km E of Chignik, Alaska · 2047 days ago · 63 km deep · 37 km away
  13. 2.672 km ESE of Chignik, Alaska · 2047 days ago · 43 km deep · 38 km away
  14. 2.570 km SE of Perryville, Alaska · 2045 days ago · 26 km deep · 65 km away
  15. 2.38 km WNW of Chignik Lagoon, Alaska · 2044 days ago · 111 km deep · 54 km away
  16. 3.650 km SSE of Chignik, Alaska · 2042 days ago · 48 km deep · 19 km away
  17. 2.554 km S of Chignik, Alaska · 2041 days ago · 41 km deep · 23 km away
  18. 2.558 km E of Chignik, Alaska · 2041 days ago · 60 km deep · 48 km away
  19. 2.29 km W of Ivanof Bay, Alaska · 2040 days ago · 76 km deep · 99 km away
  20. 2.4105 km SSE of Perryville, Alaska · 2036 days ago · 24 km deep · 99 km away
  21. 2.48 km W of Ivanof Bay, Alaska · 2035 days ago · 68 km deep · 98 km away
  22. 2.223 km ENE of Chignik, Alaska · 2034 days ago · 68 km deep · 43 km away
  23. 2.222 km S of Chignik Lake, Alaska · 2034 days ago · 65 km deep · 43 km away
  24. 3.1101 km SE of Perryville, Alaska · 2034 days ago · 21 km deep · 91 km away
  25. 2.757 km ENE of Chignik, Alaska · 2033 days ago · 66 km deep · 64 km away
  26. 3.7114 km SE of Perryville, Alaska · 2032 days ago · 11 km deep · 96 km away
  27. 2.5102 km SE of Perryville, Alaska · 2032 days ago · 26 km deep · 86 km away
  28. 2.445 km SE of Port Heiden, Alaska · 2031 days ago · 94 km deep · 80 km away
  29. 2.237 km ENE of Chignik, Alaska · 2030 days ago · 65 km deep · 50 km away
  30. 2.620 km N of Perryville, Alaska · 2028 days ago · 79 km deep · 67 km away
  31. 2.399 km SE of Perryville, Alaska · 2023 days ago · 23 km deep · 90 km away
  32. 2.459 km ESE of Port Heiden, Alaska · 2021 days ago · 93 km deep · 94 km away
  33. 2.494 km SE of Perryville, Alaska · 2018 days ago · 26 km deep · 81 km away
  34. 2.5Alaska Peninsula · 2018 days ago · 63 km deep · 71 km away
  35. 2.446 km E of Chignik, Alaska · 2018 days ago · 45 km deep · 41 km away
  36. 2.328 km SE of Chignik, Alaska · 2017 days ago · 78 km deep · 17 km away
  37. 3.093 km SE of Perryville, Alaska · 2014 days ago · 7 km deep · 84 km away
  38. 2.827 km S of Ivanof Bay, Alaska · 2011 days ago · 63 km deep · 94 km away
  39. 2.823 km ESE of Chignik, Alaska · 2009 days ago · 63 km deep · 23 km away
  40. 3.790 km SE of Perryville, Alaska · 2006 days ago · 9 km deep · 63 km away
  41. 3.035 km S of Chignik, Alaska · 2005 days ago · 57 km deep · 17 km away
  42. 2.630 km NE of Chignik, Alaska · 2004 days ago · 77 km deep · 60 km away
  43. 1.831 km N of Chignik Lake, Alaska · 2004 days ago · 5 km deep · 79 km away
  44. 2.534 km ENE of Chignik, Alaska · 2002 days ago · 65 km deep · 48 km away

Before

  1. 2.781 km E of Chignik, Alaska · 2061 days ago · 31 km deep · 73 km away
  2. 2.5Alaska Peninsula · 2061 days ago · 7 km deep · 55 km away
  3. 2.376 km SE of Perryville, Alaska · 2061 days ago · 26 km deep · 66 km away
  4. 1.825 km NW of Chignik Lagoon, Alaska · 2063 days ago · 3 km deep · 73 km away
  5. 1.928 km NNW of Chignik Lake, Alaska · 2063 days ago · 1 km deep · 80 km away
  6. 1.725 km NNW of Chignik Lagoon, Alaska · 2063 days ago · 5 km deep · 72 km away
  7. 1.725 km NNW of Chignik Lagoon, Alaska · 2063 days ago · 3 km deep · 72 km away
  8. 3.2Alaska Peninsula · 2063 days ago · 33 km deep · 61 km away
  9. 2.617 km SSE of Port Heiden, Alaska · 2067 days ago · 8 km deep · 96 km away
  10. 2.877 km SE of Chignik, Alaska · 2067 days ago · 9 km deep · 43 km away
  11. 3.443 km SSE of Perryville, Alaska · 2067 days ago · 15 km deep · 69 km away
  12. 2.115 km SSE of Ivanof Bay, Alaska · 2068 days ago · 87 km deep · 87 km away
  13. 2.8Alaska Peninsula · 2069 days ago · 45 km deep · 85 km away
  14. 2.526 km WSW of Chignik Lake, Alaska · 2070 days ago · 88 km deep · 74 km away
  15. 2.473 km SE of Perryville, Alaska · 2070 days ago · 34 km deep · 53 km away
  16. 2.499 km ESE of Chignik, Alaska · 2070 days ago · 46 km deep · 76 km away
  17. 2.033 km E of Chignik, Alaska · 2071 days ago · 57 km deep · 38 km away
  18. 2.561 km SE of Perryville, Alaska · 2073 days ago · 2 km deep · 60 km away
  19. 2.680 km SSE of Perryville, Alaska · 2074 days ago · 15 km deep · 82 km away
  20. 2.569 km SSE of Perryville, Alaska · 2075 days ago · 26 km deep · 89 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0211nk0bih. Read Sat, Sep 26, 2026, 2:05 PM UTC.