Alaska earthquakes

M2.1 earthquake 28 km ESE of Chignik, Alaska

A magnitude 2.1 earthquake struck 28 km ESE of Chignik, Alaska on Mon, Aug 10, 2020, 4:39 PM AKDT (00:39 UTC), 12 km (8 mi) below the surface.

A larger quake followed: M4.0 75 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
2.1 (ml), micro
Local time
UTC
2020-08-11 00:39:12 UTC
Depth
12.4 km (7.7 mi), shallow
Epicenter
56.223° N, 157.958° 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
33

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 75 in the 60 days after this one and 30 in the 30 days before it.

After

  1. 1.736 km ESE of Chignik, Alaska · 2241 days ago · 7 km deep · 9 km away
  2. 1.831 km ESE of Perryville, Alaska · 2239 days ago · 1 km deep · 65 km away
  3. 2.031 km ESE of Chignik, Alaska · 2238 days ago · 5 km deep · 2 km away
  4. 1.919 km WNW of Chignik Lake, Alaska · 2238 days ago · 86 km deep · 69 km away
  5. 1.954 km SE of Perryville, Alaska · 2236 days ago · 21 km deep · 82 km away
  6. 1.96 km SW of Perryville, Alaska · 2234 days ago · 78 km deep · 88 km away
  7. 2.064 km SE of Perryville, Alaska · 2234 days ago · 26 km deep · 91 km away
  8. 2.266 km SE of Perryville, Alaska · 2233 days ago · 29 km deep · 76 km away
  9. 1.949 km SSE of Perryville, Alaska · 2231 days ago · 35 km deep · 91 km away
  10. 4.075 km SE of Perryville, Alaska · 2231 days ago · 11 km deep · 88 km away
  11. 1.520 km SSW of Chignik Lake, Alaska · 2230 days ago · 10 km deep · 57 km away
  12. 2.358 km SE of Perryville, Alaska · 2230 days ago · 46 km deep · 86 km away
  13. 1.967 km SE of Perryville, Alaska · 2230 days ago · 35 km deep · 80 km away
  14. 2.566 km SE of Perryville, Alaska · 2230 days ago · 19 km deep · 82 km away
  15. 1.971 km SE of Perryville, Alaska · 2230 days ago · 26 km deep · 78 km away
  16. 2.026 km SE of Chignik, Alaska · 2230 days ago · 63 km deep · 11 km away
  17. 1.627 km E of Chignik, Alaska · 2230 days ago · 9 km deep · 3 km away
  18. 2.074 km ENE of Chignik, Alaska · 2230 days ago · 55 km deep · 54 km away
  19. 2.0115 km E of Chignik, Alaska · 2230 days ago · 47 km deep · 88 km away
  20. 2.273 km SE of Perryville, Alaska · 2229 days ago · 14 km deep · 84 km away
  21. 2.174 km SE of Perryville, Alaska · 2228 days ago · 26 km deep · 89 km away
  22. 2.525 km SSW of Perryville, Alaska · 2228 days ago · 60 km deep · 100 km away
  23. 1.641 km ESE of Perryville, Alaska · 2226 days ago · 34 km deep · 66 km away
  24. 2.572 km SE of Perryville, Alaska · 2226 days ago · 13 km deep · 81 km away
  25. 2.165 km ESE of Perryville, Alaska · 2226 days ago · 5 km deep · 73 km away
  26. 2.974 km SE of Perryville, Alaska · 2225 days ago · 13 km deep · 85 km away
  27. 2.265 km SE of Perryville, Alaska · 2225 days ago · 50 km deep · 81 km away
  28. 2.031 km E of Chignik, Alaska · 2225 days ago · 87 km deep · 10 km away
  29. 2.55 km SW of Perryville, Alaska · 2223 days ago · 77 km deep · 86 km away
  30. 2.271 km SE of Perryville, Alaska · 2223 days ago · 13 km deep · 99 km away
  31. 2.234 km ESE of Chignik, Alaska · 2218 days ago · 11 km deep · 6 km away
  32. 2.867 km SE of Perryville, Alaska · 2217 days ago · 28 km deep · 89 km away
  33. 2.495 km ESE of Chignik, Alaska · 2216 days ago · 9 km deep · 66 km away
  34. 1.921 km SSE of Chignik Lake, Alaska · 2216 days ago · 13 km deep · 48 km away
  35. 3.784 km SSE of Ugashik, Alaska · 2216 days ago · 69 km deep · 90 km away · felt by 3
  36. 2.064 km SE of Perryville, Alaska · 2214 days ago · 16 km deep · 86 km away
  37. 2.714 km SE of Ivanof Bay, Alaska · 2213 days ago · 91 km deep · 97 km away
  38. 2.362 km SE of Perryville, Alaska · 2213 days ago · 24 km deep · 90 km away
  39. 1.937 km NNE of Chignik, Alaska · 2212 days ago · 108 km deep · 46 km away
  40. 1.965 km SE of Perryville, Alaska · 2210 days ago · 32 km deep · 79 km away
  41. 2.733 km W of Chignik Lake, Alaska · 2210 days ago · 121 km deep · 83 km away
  42. 1.780 km SE of Perryville, Alaska · 2209 days ago · 26 km deep · 82 km away
  43. 1.530 km ESE of Chignik, Alaska · 2208 days ago · 14 km deep · 2 km away
  44. 1.799 km ESE of Chignik, Alaska · 2208 days ago · 21 km deep · 71 km away
  45. 1.8Alaska Peninsula · 2208 days ago · 61 km deep · 37 km away
  46. 2.459 km SE of Perryville, Alaska · 2208 days ago · 15 km deep · 81 km away
  47. 1.653 km NE of Chignik, Alaska · 2208 days ago · 85 km deep · 50 km away
  48. 1.777 km ENE of Chignik, Alaska · 2207 days ago · 13 km deep · 60 km away
  49. 1.772 km SSE of Chignik, Alaska · 2207 days ago · 22 km deep · 57 km away
  50. 2.042 km ESE of Perryville, Alaska · 2207 days ago · 15 km deep · 55 km away
  51. 2.576 km SE of Perryville, Alaska · 2205 days ago · 13 km deep · 87 km away
  52. 1.661 km SE of Perryville, Alaska · 2205 days ago · 26 km deep · 81 km away
  53. 2.1113 km E of Chignik, Alaska · 2202 days ago · 40 km deep · 86 km away
  54. 2.364 km SE of Perryville, Alaska · 2202 days ago · 26 km deep · 87 km away
  55. 1.973 km SE of Perryville, Alaska · 2202 days ago · 18 km deep · 98 km away
  56. 2.167 km SE of Perryville, Alaska · 2201 days ago · 25 km deep · 89 km away
  57. 2.570 km SE of Perryville, Alaska · 2200 days ago · 25 km deep · 96 km away
  58. 2.274 km SE of Perryville, Alaska · 2200 days ago · 20 km deep · 99 km away
  59. 2.472 km SE of Perryville, Alaska · 2198 days ago · 46 km deep · 87 km away
  60. 2.636 km ESE of Perryville, Alaska · 2197 days ago · 54 km deep · 60 km away

The first 60 of 75.

Before

  1. 2.773 km SE of Chignik, Alaska · 2242 days ago · 41 km deep · 48 km away
  2. 2.228 km ESE of Chignik, Alaska · 2242 days ago · 5 km deep · 2 km away
  3. 2.063 km SSE of Perryville, Alaska · 2243 days ago · 15 km deep · 97 km away
  4. 1.931 km SSE of Perryville, Alaska · 2243 days ago · 49 km deep · 91 km away
  5. 2.661 km SE of Perryville, Alaska · 2244 days ago · 15 km deep · 94 km away
  6. 2.252 km E of Port Heiden, Alaska · 2244 days ago · 10 km deep · 83 km away
  7. 2.222 km E of Chignik, Alaska · 2244 days ago · 15 km deep · 9 km away
  8. 2.453 km SE of Perryville, Alaska · 2246 days ago · 37 km deep · 87 km away
  9. 2.340 km NW of Chignik Lake, Alaska · 2248 days ago · 135 km deep · 86 km away
  10. 2.281 km ESE of Chignik, Alaska · 2249 days ago · 35 km deep · 53 km away
  11. 2.365 km E of Chignik, Alaska · 2250 days ago · 53 km deep · 41 km away
  12. 1.973 km SE of Perryville, Alaska · 2250 days ago · 25 km deep · 92 km away
  13. 1.827 km ESE of Chignik, Alaska · 2250 days ago · 6 km deep · 2 km away
  14. 1.989 km ENE of Chignik, Alaska · 2251 days ago · 44 km deep · 67 km away
  15. 2.430 km ESE of Chignik, Alaska · 2253 days ago · 13 km deep · 3 km away
  16. 2.695 km SE of Perryville, Alaska · 2254 days ago · 26 km deep · 91 km away
  17. 1.929 km ESE of Chignik, Alaska · 2255 days ago · 5 km deep · 1 km away
  18. 2.066 km SE of Perryville, Alaska · 2255 days ago · 27 km deep · 95 km away
  19. 2.224 km E of Chignik, Alaska · 2255 days ago · 14 km deep · 6 km away
  20. 2.162 km SSE of Perryville, Alaska · 2256 days ago · 14 km deep · 97 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak020aagm4ko. Read Wed, Sep 30, 2026, 7:06 AM UTC.