Alaska earthquakes

M2.3 earthquake 143 km SE of Chignik, Alaska

A magnitude 2.3 earthquake struck 143 km SE of Chignik, Alaska on Fri, Jul 30, 2021, 11:59 AM AKDT (19:59 UTC), 33 km (21 mi) below the surface.

A larger quake followed: M6.9 125 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
2.3 (ml), micro
Local time
UTC
2021-07-30 19:59:47 UTC
Depth
33.1 km (20.6 mi), shallow
Epicenter
55.236° N, 157.106° 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
30

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 202 in the 60 days after this one and at least 200 in the 30 days before it.

After

  1. 3.8168 km ESE of Chignik, Alaska · 1885 days ago · 34 km deep · 71 km away
  2. 2.9126 km SSE of Chignik, Alaska · 1885 days ago · 41 km deep · 17 km away
  3. 1.6143 km SSE of Chignik, Alaska · 1885 days ago · 18 km deep · 12 km away
  4. 3.3149 km SE of Chignik, Alaska · 1885 days ago · 43 km deep · 15 km away
  5. 3.6179 km ESE of Chignik, Alaska · 1885 days ago · 33 km deep · 87 km away
  6. 2.9155 km SE of Chignik, Alaska · 1885 days ago · 40 km deep · 26 km away
  7. 3.3176 km ESE of Chignik, Alaska · 1885 days ago · 7 km deep · 89 km away
  8. 2.0164 km ESE of Chignik, Alaska · 1885 days ago · 16 km deep · 92 km away
  9. 2.098 km SE of Perryville, Alaska · 1885 days ago · 20 km deep · 53 km away
  10. 2.4209 km SE of Chignik, Alaska · 1885 days ago · 16 km deep · 92 km away
  11. 2.1123 km SSE of Perryville, Alaska · 1885 days ago · 15 km deep · 87 km away
  12. 2.184 km SE of Perryville, Alaska · 1885 days ago · 12 km deep · 66 km away
  13. 2.7126 km SSE of Perryville, Alaska · 1885 days ago · 30 km deep · 73 km away
  14. 4.0136 km SSE of Chignik, Alaska · 1885 days ago · 24 km deep · 11 km away
  15. 2.8141 km SSE of Perryville, Alaska · 1885 days ago · 7 km deep · 71 km away
  16. 3.4173 km SE of Chignik, Alaska · 1885 days ago · 12 km deep · 30 km away
  17. 3.7100 km SSE of Chignik, Alaska · 1885 days ago · 16 km deep · 46 km away
  18. 3.2131 km SSE of Chignik, Alaska · 1885 days ago · 41 km deep · 17 km away
  19. 3.2south of Alaska · 1885 days ago · 36 km deep · 91 km away
  20. 2.768 km SE of Perryville, Alaska · 1885 days ago · 16 km deep · 88 km away
  21. 2.7129 km SSE of Perryville, Alaska · 1885 days ago · 15 km deep · 67 km away
  22. 2.3149 km SE of Chignik, Alaska · 1885 days ago · 34 km deep · 8 km away
  23. 2.3137 km SE of Chignik, Alaska · 1885 days ago · 34 km deep · 54 km away
  24. 1.969 km SE of Perryville, Alaska · 1885 days ago · 32 km deep · 81 km away
  25. 2.3133 km SE of Chignik, Alaska · 1885 days ago · 26 km deep · 10 km away
  26. 1.897 km SE of Chignik, Alaska · 1885 days ago · 3 km deep · 46 km away
  27. 3.1171 km SSW of Akhiok, Alaska · 1885 days ago · 35 km deep · 100 km away
  28. 2.5159 km SE of Chignik, Alaska · 1885 days ago · 33 km deep · 17 km away
  29. 2.8128 km SSE of Chignik, Alaska · 1885 days ago · 19 km deep · 21 km away
  30. 2.7128 km SE of Chignik, Alaska · 1885 days ago · 25 km deep · 19 km away
  31. 2.5141 km SE of Perryville, Alaska · 1885 days ago · 20 km deep · 62 km away
  32. 2.090 km SE of Chignik, Alaska · 1885 days ago · 20 km deep · 54 km away
  33. 2.464 km SE of Perryville, Alaska · 1885 days ago · 17 km deep · 87 km away
  34. 2.5116 km SE of Perryville, Alaska · 1885 days ago · 23 km deep · 51 km away
  35. 2.8Alaska Peninsula · 1885 days ago · 45 km deep · 33 km away
  36. 2.463 km SE of Perryville, Alaska · 1885 days ago · 17 km deep · 92 km away
  37. 2.6134 km SE of Perryville, Alaska · 1885 days ago · 26 km deep · 26 km away
  38. 2.568 km SE of Perryville, Alaska · 1885 days ago · 15 km deep · 88 km away
  39. 3.6195 km SE of Chignik, Alaska · 1885 days ago · 15 km deep · 54 km away
  40. 3.0199 km SE of Chignik, Alaska · 1885 days ago · 32 km deep · 57 km away
  41. 3.1137 km SE of Perryville, Alaska · 1884 days ago · 41 km deep · 32 km away
  42. 1.960 km SSE of Perryville, Alaska · 1884 days ago · 17 km deep · 98 km away
  43. 2.3143 km SE of Perryville, Alaska · 1884 days ago · 26 km deep · 62 km away
  44. 2.3202 km SSW of Akhiok, Alaska · 1884 days ago · 20 km deep · 96 km away
  45. 3.8149 km SSE of Chignik, Alaska · 1884 days ago · 24 km deep · 10 km away
  46. 3.7139 km SE of Perryville, Alaska · 1884 days ago · 26 km deep · 32 km away
  47. 4.5162 km ESE of Chignik, Alaska · 1884 days ago · 37 km deep · 88 km away
  48. 1.9120 km SE of Perryville, Alaska · 1884 days ago · 25 km deep · 43 km away
  49. 2.1177 km SE of Chignik, Alaska · 1884 days ago · 37 km deep · 65 km away
  50. 2.5119 km SE of Perryville, Alaska · 1884 days ago · 46 km deep · 53 km away
  51. 1.865 km SE of Perryville, Alaska · 1884 days ago · 21 km deep · 90 km away
  52. 2.6104 km SSE of Perryville, Alaska · 1884 days ago · 18 km deep · 81 km away
  53. 3.0167 km SE of Perryville, Alaska · 1884 days ago · 17 km deep · 41 km away
  54. 2.3147 km SE of Perryville, Alaska · 1884 days ago · 25 km deep · 28 km away
  55. 2.4158 km SE of Chignik, Alaska · 1884 days ago · 47 km deep · 44 km away
  56. 2.3114 km SSE of Perryville, Alaska · 1884 days ago · 38 km deep · 88 km away
  57. 2.164 km SE of Perryville, Alaska · 1884 days ago · 32 km deep · 89 km away
  58. 2.3137 km SE of Perryville, Alaska · 1884 days ago · 39 km deep · 59 km away
  59. 2.3136 km SE of Perryville, Alaska · 1884 days ago · 43 km deep · 58 km away
  60. 2.6115 km ESE of Chignik, Alaska · 1884 days ago · 5 km deep · 64 km away

The first 60 of at least 202.

Before

  1. 3.6161 km SSE of Chignik, Alaska · 1885 days ago · 2 km deep · 18 km away
  2. 2.1135 km SE of Perryville, Alaska · 1885 days ago · 28 km deep · 63 km away
  3. 2.4147 km SSE of Chignik, Alaska · 1885 days ago · 33 km deep · 5 km away
  4. 2.2145 km SE of Perryville, Alaska · 1885 days ago · 30 km deep · 35 km away
  5. 2.3173 km ESE of Chignik, Alaska · 1885 days ago · 41 km deep · 92 km away
  6. 3.0140 km SE of Chignik, Alaska · 1885 days ago · 38 km deep · 31 km away
  7. 2.9171 km ESE of Chignik, Alaska · 1885 days ago · 47 km deep · 74 km away
  8. 2.5139 km SE of Perryville, Alaska · 1885 days ago · 34 km deep · 24 km away
  9. 2.7141 km SSE of Chignik, Alaska · 1885 days ago · 26 km deep · 7 km away
  10. 3.9137 km SE of Chignik, Alaska · 1885 days ago · 20 km deep · 6 km away
  11. 2.5163 km ESE of Chignik, Alaska · 1885 days ago · 44 km deep · 85 km away
  12. 3.3149 km ESE of Chignik, Alaska · 1885 days ago · 4 km deep · 96 km away
  13. 3.8139 km SE of Perryville, Alaska · 1885 days ago · 42 km deep · 31 km away · felt by 1
  14. 2.6189 km ESE of Chignik, Alaska · 1885 days ago · 47 km deep · 91 km away
  15. 3.0153 km SE of Chignik, Alaska · 1885 days ago · 20 km deep · 33 km away
  16. 2.1123 km SE of Perryville, Alaska · 1885 days ago · 17 km deep · 38 km away
  17. 2.7137 km SSE of Perryville, Alaska · 1885 days ago · 31 km deep · 84 km away
  18. 3.7140 km SE of Perryville, Alaska · 1885 days ago · 20 km deep · 62 km away
  19. 2.8143 km SE of Perryville, Alaska · 1885 days ago · 30 km deep · 59 km away
  20. 2.4134 km SE of Perryville, Alaska · 1885 days ago · 38 km deep · 38 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219pa288l. Read Sun, Sep 27, 2026, 11:44 PM UTC.