Alaska earthquakes

M2.1 earthquake 116 km E of Chignik, Alaska

A magnitude 2.1 earthquake struck 116 km E of Chignik, Alaska on Thu, Mar 15, 2018, 6:38 AM AKDT (14:38 UTC), 51 km (32 mi) below the surface.

A larger quake followed: M3.3 128 km SW of Akhiok, 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, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-03-15 14:38:07 UTC
Depth
50.7 km (31.5 mi), shallow
Epicenter
56.137° N, 156.540° 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 14 in the 30 days before it.

After

  1. 2.4130 km SE of Chignik, Alaska · 3121 days ago · 14 km deep · 89 km away
  2. 2.646 km SE of Chignik, Alaska · 3113 days ago · 56 km deep · 84 km away
  3. 2.3112 km SW of Akhiok, Alaska · 3110 days ago · 14 km deep · 60 km away
  4. 1.679 km SW of Akhiok, Alaska · 3107 days ago · 13 km deep · 95 km away
  5. 1.966 km ESE of Chignik, Alaska · 3107 days ago · 49 km deep · 53 km away
  6. 2.5120 km SSE of Ugashik, Alaska · 3104 days ago · 65 km deep · 46 km away
  7. 2.3140 km ESE of Chignik, Alaska · 3102 days ago · 59 km deep · 55 km away
  8. 2.7133 km E of Chignik, Alaska · 3099 days ago · 61 km deep · 17 km away
  9. 2.490 km SSE of Ugashik, Alaska · 3098 days ago · 59 km deep · 72 km away
  10. 2.360 km E of Chignik, Alaska · 3094 days ago · 46 km deep · 57 km away
  11. 2.538 km ESE of Chignik, Alaska · 3088 days ago · 80 km deep · 81 km away
  12. 2.379 km NE of Chignik, Alaska · 3088 days ago · 76 km deep · 83 km away
  13. 2.9153 km SW of Akhiok, Alaska · 3087 days ago · 37 km deep · 52 km away
  14. 1.950 km ENE of Chignik, Alaska · 3086 days ago · 67 km deep · 74 km away
  15. 3.3128 km SW of Akhiok, Alaska · 3085 days ago · 61 km deep · 54 km away
  16. 2.477 km SSE of Chignik, Alaska · 3085 days ago · 14 km deep · 90 km away
  17. 2.6133 km WSW of Akhiok, Alaska · 3083 days ago · 69 km deep · 41 km away
  18. 2.399 km WSW of Akhiok, Alaska · 3083 days ago · 69 km deep · 71 km away
  19. 3.0102 km SE of Ugashik, Alaska · 3081 days ago · 59 km deep · 86 km away
  20. 2.293 km SE of Ugashik, Alaska · 3077 days ago · 68 km deep · 95 km away
  21. 2.8121 km SE of Chignik, Alaska · 3077 days ago · 24 km deep · 76 km away
  22. 2.4118 km SE of Chignik, Alaska · 3070 days ago · 36 km deep · 60 km away
  23. 2.3118 km SSE of Ugashik, Alaska · 3066 days ago · 68 km deep · 49 km away
  24. 2.228 km ESE of Chignik, Alaska · 3065 days ago · 13 km deep · 88 km away
  25. 2.5158 km SW of Akhiok, Alaska · 3065 days ago · 29 km deep · 64 km away
  26. 2.2110 km SSE of Ugashik, Alaska · 3063 days ago · 52 km deep · 54 km away

Before

  1. 2.180 km E of Chignik, Alaska · 3123 days ago · 42 km deep · 44 km away
  2. 2.5112 km SE of Chignik, Alaska · 3123 days ago · 7 km deep · 77 km away
  3. 2.787 km ESE of Chignik, Alaska · 3125 days ago · 7 km deep · 50 km away
  4. 2.279 km ESE of Chignik, Alaska · 3125 days ago · 17 km deep · 54 km away
  5. 3.4103 km ESE of Chignik, Alaska · 3126 days ago · 11 km deep · 45 km away
  6. 3.8113 km SE of Chignik, Alaska · 3132 days ago · 24 km deep · 78 km away
  7. 2.095 km E of Chignik, Alaska · 3133 days ago · 21 km deep · 26 km away
  8. 2.0135 km E of Chignik, Alaska · 3133 days ago · 40 km deep · 38 km away
  9. 3.6136 km SE of Chignik, Alaska · 3134 days ago · 37 km deep · 97 km away
  10. 1.8101 km W of Akhiok, Alaska · 3136 days ago · 76 km deep · 89 km away
  11. 3.0119 km SE of Chignik, Alaska · 3139 days ago · 27 km deep · 91 km away
  12. 2.772 km E of Chignik, Alaska · 3139 days ago · 46 km deep · 50 km away
  13. 1.9123 km SSE of Ugashik, Alaska · 3146 days ago · 46 km deep · 46 km away
  14. 2.838 km SE of Chignik, Alaska · 3151 days ago · 39 km deep · 84 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0183embwsk (also filed as ak18723727). Read Fri, Oct 2, 2026, 9:17 AM UTC.