Alaska earthquakes

M1.8 earthquake 122 km ESE of Chignik, Alaska

A magnitude 1.8 earthquake struck 122 km ESE of Chignik, Alaska on Fri, Aug 12, 2016, 11:34 AM AKDT (19:34 UTC), 44 km (27 mi) below the surface.

A larger quake followed: M3.5 62 km ESE 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
1.8 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2016-08-12 19:34:37 UTC
Depth
43.7 km (27.2 mi), shallow
Epicenter
56.044° N, 156.487° 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
13

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 26 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 1.947 km E of Chignik, Alaska · 3702 days ago · 54 km deep · 74 km away
  2. 1.984 km S of Ugashik, Alaska · 3701 days ago · 89 km deep · 91 km away
  3. 2.4129 km SSE of Ugashik, Alaska · 3697 days ago · 58 km deep · 56 km away
  4. 2.060 km ENE of Chignik, Alaska · 3696 days ago · 66 km deep · 77 km away
  5. 1.885 km SSE of Ugashik, Alaska · 3694 days ago · 77 km deep · 88 km away
  6. 2.2124 km SSE of Ugashik, Alaska · 3692 days ago · 60 km deep · 58 km away
  7. 1.977 km ENE of Chignik, Alaska · 3688 days ago · 87 km deep · 68 km away
  8. 3.1127 km SE of Chignik, Alaska · 3688 days ago · 12 km deep · 66 km away
  9. 2.294 km SE of Chignik, Alaska · 3686 days ago · 42 km deep · 71 km away
  10. 2.0117 km SSE of Ugashik, Alaska · 3678 days ago · 68 km deep · 60 km away
  11. 2.133 km ESE of Chignik, Alaska · 3677 days ago · 84 km deep · 90 km away
  12. 3.562 km ESE of Chignik, Alaska · 3677 days ago · 39 km deep · 67 km away
  13. 2.664 km SE of Chignik, Alaska · 3676 days ago · 38 km deep · 66 km away
  14. 2.3125 km ESE of Chignik, Alaska · 3672 days ago · 53 km deep · 6 km away
  15. 2.4106 km ENE of Chignik, Alaska · 3669 days ago · 75 km deep · 63 km away
  16. 2.424 km E of Chignik, Alaska · 3668 days ago · 85 km deep · 99 km away
  17. 2.0112 km SW of Akhiok, Alaska · 3665 days ago · 3 km deep · 63 km away
  18. 2.356 km ENE of Chignik, Alaska · 3662 days ago · 81 km deep · 76 km away
  19. 2.182 km ENE of Chignik, Alaska · 3659 days ago · 72 km deep · 67 km away
  20. 2.1119 km SSE of Ugashik, Alaska · 3658 days ago · 73 km deep · 59 km away
  21. 2.193 km WSW of Akhiok, Alaska · 3655 days ago · 58 km deep · 81 km away
  22. 2.395 km SE of Ugashik, Alaska · 3652 days ago · 70 km deep · 99 km away
  23. 2.0107 km SE of Chignik, Alaska · 3651 days ago · 26 km deep · 71 km away
  24. 2.6128 km SE of Chignik, Alaska · 3651 days ago · 44 km deep · 91 km away
  25. 1.9113 km WSW of Akhiok, Alaska · 3650 days ago · 77 km deep · 79 km away
  26. 2.586 km ENE of Chignik, Alaska · 3648 days ago · 76 km deep · 72 km away

Before

  1. 1.8108 km E of Chignik, Alaska · 3707 days ago · 66 km deep · 22 km away
  2. 2.086 km WSW of Akhiok, Alaska · 3709 days ago · 41 km deep · 89 km away
  3. 1.9146 km SW of Akhiok, Alaska · 3713 days ago · 66 km deep · 32 km away
  4. 2.365 km NE of Chignik, Alaska · 3714 days ago · 99 km deep · 92 km away
  5. 2.285 km ESE of Chignik, Alaska · 3714 days ago · 45 km deep · 37 km away
  6. 2.8148 km SW of Akhiok, Alaska · 3716 days ago · 57 km deep · 34 km away
  7. 1.976 km ESE of Chignik, Alaska · 3717 days ago · 11 km deep · 46 km away
  8. 2.393 km ENE of Chignik, Alaska · 3718 days ago · 60 km deep · 78 km away
  9. 2.075 km SSE of Ugashik, Alaska · 3720 days ago · 69 km deep · 97 km away
  10. 3.394 km SE of Ugashik, Alaska · 3727 days ago · 67 km deep · 86 km away
  11. 3.278 km WSW of Akhiok, Alaska · 3731 days ago · 48 km deep · 96 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak016acffoux (also filed as ak13878493). Read Sun, Oct 4, 2026, 1:13 AM UTC.