Alaska earthquakes

M1.6 earthquake 91 km ESE of Chignik, Alaska

A magnitude 1.6 earthquake struck 91 km ESE of Chignik, Alaska on Mon, Aug 10, 2026, 2:31 PM AKDT (22:31 UTC), 13 km (8 mi) below the surface.

A larger quake followed: M4.0 119 km E of Chignik, 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
1.6 (ml), micro
Local time
UTC
2026-08-10 22:31:52 UTC
Depth
13.4 km (8.3 mi), shallow
Epicenter
56.016° N, 157.014° 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 7.0 km horizontally, 9.1 km in depth
Magnitude uncertainty
±0.20
Station coverage gap
171°
Stations used
12

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 42 since this one and 23 in the 30 days before it.

After

  1. 1.959 km SE of Chignik, Alaska · 50 days ago · 20 km deep · 39 km away
  2. 2.187 km ENE of Chignik, Alaska · 47 days ago · 99 km deep · 68 km away
  3. 2.284 km SSE of Ugashik, Alaska · 46 days ago · 74 km deep · 86 km away
  4. 1.981 km E of Chignik, Alaska · 42 days ago · 16 km deep · 30 km away
  5. 2.1142 km SE of Chignik, Alaska · 42 days ago · 25 km deep · 65 km away
  6. 2.267 km E of Chignik, Alaska · 40 days ago · 20 km deep · 27 km away
  7. 2.1123 km E of Chignik, Alaska · 39 days ago · 23 km deep · 66 km away
  8. 3.044 km ESE of Perryville, Alaska · 39 days ago · 54 km deep · 94 km away
  9. 2.138 km ENE of Chignik, Alaska · 37 days ago · 88 km deep · 63 km away
  10. 3.028 km ENE of Chignik, Alaska · 37 days ago · 86 km deep · 75 km away
  11. 2.2114 km E of Chignik, Alaska · 35 days ago · 11 km deep · 41 km away
  12. 2.289 km E of Chignik, Alaska · 34 days ago · 29 km deep · 41 km away
  13. 2.0114 km SE of Ugashik, Alaska · 34 days ago · 65 km deep · 92 km away
  14. 2.060 km SE of Chignik, Alaska · 34 days ago · 5 km deep · 44 km away
  15. 2.326 km E of Chignik, Alaska · 33 days ago · 84 km deep · 66 km away
  16. 2.376 km SSE of Ugashik, Alaska · 29 days ago · 81 km deep · 99 km away
  17. 2.9119 km SSE of Ugashik, Alaska · 29 days ago · 56 km deep · 77 km away
  18. 2.3113 km SSE of Ugashik, Alaska · 29 days ago · 73 km deep · 76 km away
  19. 2.8128 km E of Chignik, Alaska · 28 days ago · 27 km deep · 62 km away
  20. 2.8118 km E of Chignik, Alaska · 21 days ago · 70 km deep · 37 km away
  21. 2.6115 km E of Chignik, Alaska · 20 days ago · 23 km deep · 39 km away
  22. 2.0102 km ENE of Chignik, Alaska · 19 days ago · 2 km deep · 66 km away
  23. 2.160 km ESE of Chignik, Alaska · 19 days ago · 24 km deep · 32 km away
  24. 2.090 km E of Chignik, Alaska · 19 days ago · 12 km deep · 17 km away
  25. 2.071 km SSE of Chignik, Alaska · 18 days ago · 2 km deep · 58 km away
  26. 1.795 km SE of Ugashik, Alaska · 17 days ago · 7 km deep · 96 km away
  27. 1.751 km NE of Chignik, Alaska · 17 days ago · 84 km deep · 87 km away
  28. 1.890 km SSE of Ugashik, Alaska · 16 days ago · 22 km deep · 87 km away
  29. 2.130 km E of Chignik, Alaska · 15 days ago · 10 km deep · 64 km away
  30. 4.0119 km E of Chignik, Alaska · 15 days ago · 18 km deep · 38 km away
  31. 2.5120 km ESE of Perryville, Alaska · 14 days ago · 5 km deep · 84 km away
  32. 2.439 km SSE of Chignik, Alaska · 13 days ago · 57 km deep · 71 km away
  33. 1.636 km ENE of Chignik, Alaska · 12 days ago · 75 km deep · 72 km away
  34. 2.1109 km E of Chignik, Alaska · 12 days ago · 1 km deep · 28 km away
  35. 2.549 km ESE of Chignik, Alaska · 12 days ago · 52 km deep · 42 km away
  36. 1.772 km SSE of Ugashik, Alaska · 12 days ago · 6 km deep · 99 km away
  37. 1.783 km SSE of Ugashik, Alaska · 11 days ago · 74 km deep · 85 km away
  38. 2.092 km SE of Chignik, Alaska · 11 days ago · 7 km deep · 40 km away
  39. 3.655 km SE of Chignik, Alaska · 10 days ago · 34 km deep · 48 km away
  40. 2.8112 km E of Chignik, Alaska · 10 days ago · 1 km deep · 29 km away
  41. 3.3129 km E of Chignik, Alaska · 5 days ago · 6 km deep · 59 km away
  42. 2.9124 km SSE of Ugashik, Alaska · 3 days ago · 4 km deep · 76 km away

Before

  1. 1.673 km SSE of Chignik, Alaska · 51 days ago · 16 km deep · 63 km away
  2. 1.679 km NE of Chignik, Alaska · 52 days ago · 83 km deep · 85 km away
  3. 2.053 km SSE of Chignik, Alaska · 52 days ago · 45 km deep · 74 km away
  4. 1.987 km ESE of Chignik, Alaska · 52 days ago · 2 km deep · 7 km away
  5. 3.984 km ESE of Chignik, Alaska · 53 days ago · 13 km deep · 8 km away
  6. 1.8114 km SW of Akhiok, Alaska · 54 days ago · 5 km deep · 91 km away
  7. 2.166 km ESE of Chignik, Alaska · 55 days ago · 13 km deep · 27 km away
  8. 2.334 km SE of Chignik, Alaska · 55 days ago · 65 km deep · 62 km away
  9. 3.486 km ENE of Chignik, Alaska · 59 days ago · 69 km deep · 72 km away
  10. 1.780 km SSE of Ugashik, Alaska · 59 days ago · 94 km deep · 89 km away
  11. 2.1137 km E of Chignik, Alaska · 61 days ago · 3 km deep · 53 km away
  12. 2.027 km ESE of Chignik, Alaska · 62 days ago · 63 km deep · 65 km away
  13. 1.686 km SSE of Ugashik, Alaska · 63 days ago · 83 km deep · 88 km away
  14. 2.271 km NE of Chignik, Alaska · 64 days ago · 89 km deep · 90 km away
  15. 2.1124 km WSW of Akhiok, Alaska · 66 days ago · 5 km deep · 79 km away
  16. 3.1121 km E of Chignik, Alaska · 69 days ago · 71 km deep · 44 km away
  17. 2.489 km SE of Ugashik, Alaska · 72 days ago · 69 km deep · 99 km away
  18. 2.880 km E of Chignik, Alaska · 74 days ago · 17 km deep · 25 km away
  19. 1.883 km SSE of Ugashik, Alaska · 76 days ago · 87 km deep · 96 km away
  20. 2.735 km ENE of Chignik, Alaska · 77 days ago · 75 km deep · 70 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aka2026ptxxtx. Read Wed, Sep 30, 2026, 2:59 PM UTC.