Alaska earthquakes

M2.4 earthquake 92 km ENE of Chignik, Alaska

A magnitude 2.4 earthquake struck 92 km ENE of Chignik, Alaska on Sat, Oct 20, 2018, 12:44 PM AKDT (20:44 UTC), 53 km (33 mi) below the surface.

A larger quake followed: M3.6 80 km SE of Chignik, Alaska. This one was a foreshock.

Naknek forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Open the live map with earthquakes

The earthquake

Magnitude
2.4 (ML, local (Richter)), micro
Magnitude from
AACSE
Local time
UTC
2018-10-20 20:44:06 UTC
Depth
52.7 km (32.7 mi), shallow
Epicenter
56.630° N, 157.036° 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
47

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 37 in the 60 days after this one and 20 in the 30 days before it.

After

  1. 2.149 km SSE of Ugashik, Alaska · 2904 days ago · 103 km deep · 55 km away
  2. 3.1103 km E of Chignik, Alaska · 2902 days ago · 54 km deep · 55 km away
  3. 2.074 km SE of Ugashik, Alaska · 2901 days ago · 73 km deep · 60 km away
  4. 2.298 km SSE of Ugashik, Alaska · 2901 days ago · 76 km deep · 23 km away
  5. 2.293 km W of Akhiok, Alaska · 2898 days ago · 47 km deep · 85 km away
  6. 2.277 km ENE of Chignik, Alaska · 2894 days ago · 73 km deep · 17 km away
  7. 2.4115 km E of Chignik, Alaska · 2893 days ago · 77 km deep · 33 km away
  8. 2.7123 km WSW of Akhiok, Alaska · 2889 days ago · 61 km deep · 65 km away
  9. 2.759 km E of Ugashik, Alaska · 2888 days ago · 105 km deep · 96 km away
  10. 3.254 km SE of Chignik, Alaska · 2888 days ago · 47 km deep · 80 km away
  11. 1.8123 km WSW of Akhiok, Alaska · 2886 days ago · 62 km deep · 58 km away
  12. 1.685 km W of Akhiok, Alaska · 2886 days ago · 31 km deep · 93 km away
  13. 2.052 km ENE of Port Heiden, Alaska · 2886 days ago · 16 km deep · 67 km away
  14. 1.984 km SE of Ugashik, Alaska · 2878 days ago · 78 km deep · 54 km away
  15. 1.593 km SW of Karluk, Alaska · 2878 days ago · 41 km deep · 94 km away
  16. 2.577 km SE of Chignik, Alaska · 2875 days ago · 31 km deep · 96 km away
  17. 3.680 km SE of Chignik, Alaska · 2875 days ago · 10 km deep · 99 km away
  18. 2.569 km SE of Chignik, Alaska · 2875 days ago · 1 km deep · 95 km away
  19. 2.969 km SE of Chignik, Alaska · 2875 days ago · 35 km deep · 98 km away
  20. 1.993 km ESE of Ugashik, Alaska · 2875 days ago · 71 km deep · 96 km away
  21. 2.4120 km E of Chignik, Alaska · 2875 days ago · 78 km deep · 36 km away
  22. 2.818 km ESE of Chignik, Alaska · 2868 days ago · 51 km deep · 81 km away
  23. 2.078 km ESE of Ugashik, Alaska · 2867 days ago · 84 km deep · 96 km away
  24. 1.893 km ESE of Ugashik, Alaska · 2866 days ago · 68 km deep · 89 km away
  25. 2.537 km ENE of Port Heiden, Alaska · 2864 days ago · 2 km deep · 78 km away
  26. 2.0117 km SE of Ugashik, Alaska · 2862 days ago · 64 km deep · 48 km away
  27. 2.194 km SE of Ugashik, Alaska · 2855 days ago · 75 km deep · 68 km away
  28. 2.3Alaska Peninsula · 2855 days ago · 95 km deep · 49 km away
  29. 2.634 km ESE of Port Heiden, Alaska · 2854 days ago · 116 km deep · 70 km away
  30. 2.390 km W of Akhiok, Alaska · 2852 days ago · 65 km deep · 93 km away
  31. 2.4108 km WSW of Akhiok, Alaska · 2852 days ago · 72 km deep · 80 km away
  32. 2.288 km ESE of Ugashik, Alaska · 2851 days ago · 71 km deep · 83 km away
  33. 2.598 km E of Chignik, Alaska · 2849 days ago · 6 km deep · 50 km away
  34. 2.069 km SE of Ugashik, Alaska · 2848 days ago · 79 km deep · 69 km away
  35. 2.284 km W of Akhiok, Alaska · 2848 days ago · 74 km deep · 96 km away
  36. 2.397 km ENE of Chignik, Alaska · 2848 days ago · 4 km deep · 6 km away
  37. 2.592 km WSW of Akhiok, Alaska · 2848 days ago · 57 km deep · 88 km away

Before

  1. 2.665 km E of Chignik, Alaska · 2907 days ago · 56 km deep · 32 km away
  2. 2.865 km SSE of Ugashik, Alaska · 2908 days ago · 82 km deep · 39 km away
  3. 2.142 km E of Port Heiden, Alaska · 2908 days ago · 106 km deep · 69 km away
  4. 2.348 km ENE of Port Heiden, Alaska · 2909 days ago · 3 km deep · 70 km away
  5. 2.459 km E of Chignik, Alaska · 2909 days ago · 72 km deep · 37 km away
  6. 2.351 km SSW of Ugashik, Alaska · 2910 days ago · 7 km deep · 58 km away
  7. 1.962 km SE of Ugashik, Alaska · 2910 days ago · 10 km deep · 50 km away
  8. 2.392 km WSW of Karluk, Alaska · 2911 days ago · 86 km deep · 97 km away
  9. 2.546 km E of Port Heiden, Alaska · 2912 days ago · 8 km deep · 64 km away
  10. 2.1116 km ENE of Chignik, Alaska · 2916 days ago · 81 km deep · 32 km away
  11. 2.186 km SSE of Ugashik, Alaska · 2918 days ago · 75 km deep · 18 km away
  12. 1.783 km W of Akhiok, Alaska · 2919 days ago · 61 km deep · 98 km away
  13. 2.165 km ENE of Chignik, Alaska · 2920 days ago · 58 km deep · 28 km away
  14. 2.529 km SE of Chignik, Alaska · 2924 days ago · 71 km deep · 88 km away
  15. 2.564 km SE of Ugashik, Alaska · 2926 days ago · 84 km deep · 66 km away
  16. 1.849 km E of Port Heiden, Alaska · 2927 days ago · 4 km deep · 61 km away
  17. 2.178 km SE of Ugashik, Alaska · 2930 days ago · 1 km deep · 61 km away
  18. 1.9118 km E of Chignik, Alaska · 2930 days ago · 5 km deep · 61 km away
  19. 1.756 km SE of Ugashik, Alaska · 2933 days ago · 87 km deep · 68 km away
  20. 2.051 km ESE of Port Heiden, Alaska · 2933 days ago · 84 km deep · 52 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event aacse018dgwmssm. Read Mon, Oct 5, 2026, 12:57 AM UTC.