Alaska earthquakes

M2.3 earthquake 137 km SE of Chignik, Alaska

A magnitude 2.3 earthquake struck 137 km SE of Chignik, Alaska on Fri, Jul 30, 2021, 10:18 PM AKDT (06:18 UTC), 34 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
2021-07-31 06:18:24 UTC
Depth
33.9 km (21.1 mi), shallow
Epicenter
55.612° N, 156.573° 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
17

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

After

  1. 2.3133 km SE of Chignik, Alaska · 1883 days ago · 26 km deep · 48 km away
  2. 1.897 km SE of Chignik, Alaska · 1883 days ago · 3 km deep · 53 km away
  3. 3.0175 km SSW of Akhiok, Alaska · 1883 days ago · 35 km deep · 59 km away
  4. 3.1171 km SSW of Akhiok, Alaska · 1883 days ago · 35 km deep · 54 km away
  5. 2.5159 km SE of Chignik, Alaska · 1883 days ago · 33 km deep · 56 km away
  6. 2.8128 km SSE of Chignik, Alaska · 1883 days ago · 19 km deep · 65 km away
  7. 2.7128 km SE of Chignik, Alaska · 1883 days ago · 25 km deep · 40 km away
  8. 2.090 km SE of Chignik, Alaska · 1883 days ago · 20 km deep · 56 km away
  9. 2.5116 km SE of Perryville, Alaska · 1883 days ago · 23 km deep · 99 km away
  10. 2.8Alaska Peninsula · 1883 days ago · 45 km deep · 86 km away
  11. 2.6134 km SE of Perryville, Alaska · 1883 days ago · 26 km deep · 78 km away
  12. 3.6195 km SE of Chignik, Alaska · 1883 days ago · 15 km deep · 76 km away
  13. 3.0199 km SE of Chignik, Alaska · 1883 days ago · 32 km deep · 80 km away
  14. 3.1137 km SE of Perryville, Alaska · 1882 days ago · 41 km deep · 85 km away
  15. 2.3202 km SSW of Akhiok, Alaska · 1882 days ago · 20 km deep · 70 km away
  16. 2.1166 km SW of Akhiok, Alaska · 1882 days ago · 34 km deep · 51 km away
  17. 3.8149 km SSE of Chignik, Alaska · 1882 days ago · 24 km deep · 64 km away
  18. 3.7139 km SE of Perryville, Alaska · 1882 days ago · 26 km deep · 85 km away
  19. 4.5162 km ESE of Chignik, Alaska · 1882 days ago · 37 km deep · 38 km away
  20. 1.8160 km ESE of Chignik, Alaska · 1882 days ago · 3 km deep · 48 km away
  21. 1.9120 km SE of Perryville, Alaska · 1882 days ago · 25 km deep · 91 km away
  22. 2.1177 km SE of Chignik, Alaska · 1882 days ago · 37 km deep · 41 km away
  23. 4.2130 km ESE of Chignik, Alaska · 1882 days ago · 39 km deep · 54 km away
  24. 3.0167 km SE of Perryville, Alaska · 1882 days ago · 17 km deep · 92 km away
  25. 2.3147 km SE of Perryville, Alaska · 1882 days ago · 25 km deep · 81 km away
  26. 2.5172 km SSW of Akhiok, Alaska · 1882 days ago · 47 km deep · 57 km away
  27. 2.4158 km SE of Chignik, Alaska · 1882 days ago · 47 km deep · 26 km away
  28. 2.6115 km ESE of Chignik, Alaska · 1882 days ago · 5 km deep · 23 km away
  29. 2.0117 km SE of Perryville, Alaska · 1882 days ago · 26 km deep · 93 km away
  30. 1.974 km SSE of Chignik, Alaska · 1882 days ago · 31 km deep · 79 km away
  31. 1.9109 km SE of Perryville, Alaska · 1882 days ago · 12 km deep · 99 km away
  32. 2.3167 km SE of Chignik, Alaska · 1882 days ago · 12 km deep · 50 km away
  33. 2.6150 km SE of Perryville, Alaska · 1882 days ago · 42 km deep · 69 km away
  34. 2.3104 km SE of Perryville, Alaska · 1882 days ago · 27 km deep · 89 km away
  35. 2.0142 km SSE of Chignik, Alaska · 1882 days ago · 52 km deep · 64 km away
  36. 2.1159 km SE of Chignik, Alaska · 1882 days ago · 33 km deep · 59 km away
  37. 2.1126 km SSE of Chignik, Alaska · 1882 days ago · 9 km deep · 64 km away
  38. 1.980 km SE of Chignik, Alaska · 1882 days ago · 10 km deep · 57 km away
  39. 2.3125 km SE of Chignik, Alaska · 1882 days ago · 25 km deep · 20 km away
  40. 2.1170 km ESE of Chignik, Alaska · 1882 days ago · 47 km deep · 43 km away
  41. 2.2130 km SE of Perryville, Alaska · 1882 days ago · 24 km deep · 83 km away
  42. 2.1131 km SE of Chignik, Alaska · 1882 days ago · 29 km deep · 24 km away
  43. 2.1146 km SE of Perryville, Alaska · 1882 days ago · 40 km deep · 85 km away
  44. 1.9117 km SE of Perryville, Alaska · 1882 days ago · 13 km deep · 94 km away
  45. 2.2139 km SE of Chignik, Alaska · 1882 days ago · 42 km deep · 10 km away
  46. 2.3148 km SE of Perryville, Alaska · 1882 days ago · 20 km deep · 82 km away
  47. 1.995 km SE of Chignik, Alaska · 1882 days ago · 49 km deep · 60 km away
  48. 2.8126 km SE of Chignik, Alaska · 1882 days ago · 25 km deep · 15 km away
  49. 2.1114 km SE of Perryville, Alaska · 1882 days ago · 6 km deep · 91 km away
  50. 2.9164 km SE of Chignik, Alaska · 1882 days ago · 43 km deep · 53 km away
  51. 2.7145 km SE of Perryville, Alaska · 1882 days ago · 20 km deep · 88 km away
  52. 2.9161 km SE of Chignik, Alaska · 1882 days ago · 40 km deep · 25 km away
  53. 2.3184 km SSE of Chignik, Alaska · 1882 days ago · 15 km deep · 81 km away
  54. 2.5138 km SE of Chignik, Alaska · 1882 days ago · 39 km deep · 34 km away
  55. 1.767 km ESE of Chignik, Alaska · 1882 days ago · 28 km deep · 71 km away
  56. 1.9130 km ESE of Chignik, Alaska · 1882 days ago · 42 km deep · 52 km away
  57. 2.0131 km SE of Chignik, Alaska · 1882 days ago · 26 km deep · 18 km away
  58. 3.4168 km SSE of Chignik, Alaska · 1882 days ago · 16 km deep · 67 km away
  59. 2.1126 km SE of Perryville, Alaska · 1882 days ago · 20 km deep · 90 km away
  60. 3.3188 km SE of Perryville, Alaska · 1881 days ago · 40 km deep · 97 km away

The first 60 of at least 201.

Before

  1. 2.3149 km SE of Chignik, Alaska · 1883 days ago · 34 km deep · 50 km away
  2. 3.2south of Alaska · 1883 days ago · 36 km deep · 57 km away
  3. 3.2131 km SSE of Chignik, Alaska · 1883 days ago · 41 km deep · 63 km away
  4. 3.7100 km SSE of Chignik, Alaska · 1883 days ago · 16 km deep · 70 km away
  5. 3.4173 km SE of Chignik, Alaska · 1883 days ago · 12 km deep · 67 km away
  6. 4.0136 km SSE of Chignik, Alaska · 1883 days ago · 24 km deep · 61 km away
  7. 2.184 km SE of Perryville, Alaska · 1883 days ago · 12 km deep · 97 km away
  8. 2.4209 km SE of Chignik, Alaska · 1883 days ago · 16 km deep · 72 km away
  9. 2.098 km SE of Perryville, Alaska · 1883 days ago · 20 km deep · 89 km away
  10. 2.0164 km ESE of Chignik, Alaska · 1883 days ago · 16 km deep · 42 km away
  11. 3.3176 km ESE of Chignik, Alaska · 1883 days ago · 7 km deep · 45 km away
  12. 2.9155 km SE of Chignik, Alaska · 1883 days ago · 40 km deep · 38 km away
  13. 3.6179 km ESE of Chignik, Alaska · 1883 days ago · 33 km deep · 45 km away
  14. 3.3149 km SE of Chignik, Alaska · 1883 days ago · 43 km deep · 44 km away
  15. 1.6143 km SSE of Chignik, Alaska · 1883 days ago · 18 km deep · 65 km away
  16. 2.9126 km SSE of Chignik, Alaska · 1883 days ago · 41 km deep · 56 km away
  17. 3.8168 km ESE of Chignik, Alaska · 1883 days ago · 34 km deep · 32 km away
  18. 2.3143 km SE of Chignik, Alaska · 1883 days ago · 33 km deep · 54 km away
  19. 3.6161 km SSE of Chignik, Alaska · 1883 days ago · 2 km deep · 64 km away
  20. 2.4147 km SSE of Chignik, Alaska · 1883 days ago · 33 km deep · 58 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0219qpm2zd. Read Sat, Sep 26, 2026, 12:05 AM UTC.