Alaska earthquakes

M3.2 earthquake 215 km SE of Perryville, Alaska

A magnitude 3.2 earthquake struck 215 km SE of Perryville, Alaska on Wed, Aug 4, 2021, 11:45 AM AKDT (19:45 UTC), 10 km (6 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
3.2 (ml), minor
Local time
UTC
2021-08-04 19:45:15 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
54.656° N, 156.557° 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.

Location uncertainty
About 4.2 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
238°, poorly surrounded by stations
Stations used
31

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. 2.5134 km SE of Perryville, Alaska · 1878 days ago · 26 km deep · 83 km away
  2. 2.8184 km SE of Chignik, Alaska · 1878 days ago · 16 km deep · 88 km away
  3. 3.2231 km SSW of Akhiok, Alaska · 1878 days ago · 12 km deep · 85 km away
  4. 2.8199 km SE of Chignik, Alaska · 1878 days ago · 1 km deep · 37 km away
  5. 2.3144 km SE of Perryville, Alaska · 1878 days ago · 19 km deep · 75 km away
  6. 3.0149 km SE of Perryville, Alaska · 1878 days ago · 14 km deep · 68 km away
  7. 2.9207 km SE of Perryville, Alaska · 1878 days ago · 8 km deep · 10 km away
  8. 2.3146 km SE of Perryville, Alaska · 1878 days ago · 25 km deep · 76 km away
  9. 3.4146 km SE of Perryville, Alaska · 1878 days ago · 25 km deep · 71 km away
  10. 2.7143 km SE of Chignik, Alaska · 1878 days ago · 25 km deep · 76 km away
  11. 2.5140 km SE of Perryville, Alaska · 1878 days ago · 16 km deep · 76 km away
  12. 2.8236 km SSW of Akhiok, Alaska · 1878 days ago · 9 km deep · 84 km away
  13. 2.7194 km SE of Perryville, Alaska · 1878 days ago · 19 km deep · 22 km away
  14. 2.7121 km SE of Perryville, Alaska · 1878 days ago · 21 km deep · 95 km away
  15. 2.6208 km SE of Perryville, Alaska · 1878 days ago · 4 km deep · 15 km away
  16. 2.8202 km SE of Perryville, Alaska · 1878 days ago · 3 km deep · 15 km away
  17. 2.4198 km SE of Perryville, Alaska · 1878 days ago · 19 km deep · 21 km away
  18. 2.4south of Alaska · 1878 days ago · 20 km deep · 100 km away
  19. 4.3159 km SSE of Chignik, Alaska · 1878 days ago · 22 km deep · 57 km away
  20. 3.0244 km SSW of Akhiok, Alaska · 1878 days ago · 7 km deep · 87 km away
  21. 3.4south of Alaska · 1878 days ago · 12 km deep · 79 km away
  22. 3.5246 km SSW of Akhiok, Alaska · 1878 days ago · 12 km deep · 84 km away
  23. 2.4188 km SE of Perryville, Alaska · 1877 days ago · 41 km deep · 41 km away
  24. 2.3128 km SE of Perryville, Alaska · 1877 days ago · 64 km deep · 87 km away
  25. 3.0123 km SE of Perryville, Alaska · 1877 days ago · 42 km deep · 93 km away
  26. 2.0124 km SE of Perryville, Alaska · 1877 days ago · 48 km deep · 93 km away
  27. 2.8155 km SE of Chignik, Alaska · 1877 days ago · 59 km deep · 98 km away
  28. 2.5160 km SE of Chignik, Alaska · 1876 days ago · 39 km deep · 52 km away
  29. 2.2south of Alaska · 1876 days ago · 49 km deep · 96 km away
  30. 2.3262 km SSE of Perryville, Alaska · 1876 days ago · 21 km deep · 96 km away
  31. 2.4264 km SE of Perryville, Alaska · 1876 days ago · 61 km deep · 64 km away
  32. 3.3204 km SE of Perryville, Alaska · 1876 days ago · 29 km deep · 20 km away
  33. 2.1127 km SE of Perryville, Alaska · 1876 days ago · 66 km deep · 89 km away
  34. 2.7140 km SE of Perryville, Alaska · 1876 days ago · 24 km deep · 84 km away
  35. 3.1129 km SE of Perryville, Alaska · 1876 days ago · 33 km deep · 86 km away
  36. 2.6150 km SE of Chignik, Alaska · 1875 days ago · 37 km deep · 75 km away
  37. 2.5125 km SE of Perryville, Alaska · 1875 days ago · 46 km deep · 96 km away
  38. 2.9129 km SE of Perryville, Alaska · 1875 days ago · 33 km deep · 88 km away
  39. 2.4146 km SE of Chignik, Alaska · 1875 days ago · 39 km deep · 82 km away
  40. 4.0160 km SE of Chignik, Alaska · 1875 days ago · 29 km deep · 91 km away
  41. 3.6194 km SE of Chignik, Alaska · 1874 days ago · 34 km deep · 41 km away
  42. 2.7202 km SE of Chignik, Alaska · 1874 days ago · 10 km deep · 39 km away
  43. 3.6136 km SE of Perryville, Alaska · 1874 days ago · 21 km deep · 79 km away
  44. 3.3152 km SSE of Chignik, Alaska · 1874 days ago · 38 km deep · 64 km away
  45. 3.7156 km SE of Chignik, Alaska · 1873 days ago · 10 km deep · 81 km away
  46. 3.3159 km SSE of Chignik, Alaska · 1873 days ago · 25 km deep · 57 km away
  47. 3.2119 km SSE of Chignik, Alaska · 1873 days ago · 19 km deep · 97 km away
  48. 2.2south of Alaska · 1873 days ago · 18 km deep · 99 km away
  49. 3.1204 km SE of Perryville, Alaska · 1872 days ago · 27 km deep · 16 km away
  50. 4.1204 km SE of Perryville, Alaska · 1872 days ago · 21 km deep · 16 km away
  51. 3.8200 km SE of Perryville, Alaska · 1872 days ago · 32 km deep · 19 km away
  52. 3.8202 km SE of Perryville, Alaska · 1872 days ago · 27 km deep · 18 km away
  53. 2.8202 km SE of Perryville, Alaska · 1872 days ago · 34 km deep · 16 km away
  54. 4.1200 km SE of Perryville, Alaska · 1872 days ago · 30 km deep · 17 km away
  55. 2.5190 km SE of Chignik, Alaska · 1872 days ago · 33 km deep · 39 km away
  56. 2.5191 km SE of Chignik, Alaska · 1872 days ago · 12 km deep · 74 km away
  57. 2.6158 km SE of Chignik, Alaska · 1872 days ago · 8 km deep · 63 km away
  58. 2.5132 km SE of Perryville, Alaska · 1872 days ago · 31 km deep · 85 km away
  59. 2.3159 km SE of Chignik, Alaska · 1872 days ago · 20 km deep · 79 km away
  60. 2.9204 km SE of Perryville, Alaska · 1872 days ago · 33 km deep · 13 km away

The first 60 of at least 201.

Before

  1. 3.3145 km SE of Perryville, Alaska · 1879 days ago · 23 km deep · 72 km away
  2. 2.4159 km SE of Chignik, Alaska · 1879 days ago · 15 km deep · 58 km away
  3. 2.8south of Alaska · 1879 days ago · 10 km deep · 92 km away
  4. 3.0152 km SE of Chignik, Alaska · 1879 days ago · 21 km deep · 68 km away
  5. 2.9157 km SE of Chignik, Alaska · 1879 days ago · 9 km deep · 77 km away
  6. 2.9167 km SE of Chignik, Alaska · 1879 days ago · 25 km deep · 55 km away
  7. 2.6206 km SE of Perryville, Alaska · 1879 days ago · 8 km deep · 19 km away
  8. 2.5147 km SSE of Chignik, Alaska · 1879 days ago · 37 km deep · 69 km away
  9. 2.9168 km SE of Chignik, Alaska · 1879 days ago · 40 km deep · 86 km away
  10. 3.6161 km SE of Chignik, Alaska · 1879 days ago · 19 km deep · 56 km away
  11. 3.4171 km SE of Chignik, Alaska · 1880 days ago · 15 km deep · 53 km away
  12. 3.0141 km SE of Chignik, Alaska · 1880 days ago · 25 km deep · 85 km away
  13. 2.3125 km SE of Chignik, Alaska · 1880 days ago · 25 km deep · 92 km away
  14. 2.4202 km SE of Perryville, Alaska · 1880 days ago · 17 km deep · 16 km away
  15. 3.5198 km SE of Perryville, Alaska · 1880 days ago · 33 km deep · 19 km away
  16. 3.2154 km SSE of Chignik, Alaska · 1880 days ago · 21 km deep · 62 km away
  17. 2.9145 km SE of Perryville, Alaska · 1880 days ago · 20 km deep · 79 km away
  18. 2.7169 km SE of Chignik, Alaska · 1880 days ago · 25 km deep · 55 km away
  19. 3.7152 km SSE of Chignik, Alaska · 1880 days ago · 19 km deep · 64 km away · felt by 1
  20. 3.3133 km SE of Perryville, Alaska · 1881 days ago · 27 km deep · 82 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000f28z. Read Sat, Sep 26, 2026, 9:49 AM UTC.