Alaska earthquakes

M2.2 earthquake 116 km E of Chignik, Alaska

A magnitude 2.2 earthquake struck 116 km E of Chignik, Alaska on Fri, Sep 22, 2017, 10:31 AM AKDT (18:31 UTC), 50 km (31 mi) below the surface.

A larger quake followed: M2.7 23 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
2.2 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2017-09-22 18:31:53 UTC
Depth
50.1 km (31.1 mi), shallow
Epicenter
56.335° N, 156.522° 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
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 20 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 2.1134 km WSW of Akhiok, Alaska · 3297 days ago · 13 km deep · 25 km away
  2. 1.762 km SSE of Ugashik, Alaska · 3293 days ago · 78 km deep · 80 km away
  3. 1.865 km SW of Akhiok, Alaska · 3293 days ago · 60 km deep · 97 km away
  4. 1.7126 km E of Chignik, Alaska · 3288 days ago · 79 km deep · 20 km away
  5. 2.685 km SE of Ugashik, Alaska · 3286 days ago · 84 km deep · 82 km away
  6. 2.567 km SE of Ugashik, Alaska · 3284 days ago · 37 km deep · 80 km away
  7. 2.349 km SE of Ugashik, Alaska · 3279 days ago · 88 km deep · 99 km away
  8. 2.0122 km WSW of Akhiok, Alaska · 3275 days ago · 75 km deep · 38 km away
  9. 1.9105 km SW of Akhiok, Alaska · 3275 days ago · 59 km deep · 85 km away
  10. 2.339 km NE of Chignik, Alaska · 3267 days ago · 87 km deep · 87 km away
  11. 1.964 km SE of Ugashik, Alaska · 3267 days ago · 11 km deep · 94 km away
  12. 2.245 km SSE of Ugashik, Alaska · 3263 days ago · 90 km deep · 96 km away
  13. 1.663 km ESE of Ugashik, Alaska · 3262 days ago · 10 km deep · 96 km away
  14. 2.170 km SE of Chignik, Alaska · 3257 days ago · 16 km deep · 81 km away
  15. 2.723 km E of Chignik, Alaska · 3254 days ago · 63 km deep · 93 km away
  16. 2.360 km E of Port Heiden, Alaska · 3252 days ago · 4 km deep · 99 km away
  17. 1.758 km E of Port Heiden, Alaska · 3249 days ago · 15 km deep · 100 km away
  18. 1.991 km ENE of Chignik, Alaska · 3249 days ago · 69 km deep · 41 km away
  19. 1.7104 km W of Akhiok, Alaska · 3242 days ago · 70 km deep · 81 km away
  20. 2.076 km W of Akhiok, Alaska · 3238 days ago · 69 km deep · 98 km away

Before

  1. 2.2112 km SE of Ugashik, Alaska · 3298 days ago · 56 km deep · 50 km away
  2. 2.656 km ESE of Port Heiden, Alaska · 3298 days ago · 86 km deep · 90 km away
  3. 1.9100 km WSW of Akhiok, Alaska · 3298 days ago · 60 km deep · 62 km away
  4. 2.154 km E of Chignik, Alaska · 3299 days ago · 52 km deep · 62 km away
  5. 1.669 km WSW of Akhiok, Alaska · 3299 days ago · 35 km deep · 91 km away
  6. 2.145 km SE of Ugashik, Alaska · 3301 days ago · 98 km deep · 99 km away
  7. 3.495 km ESE of Chignik, Alaska · 3304 days ago · 45 km deep · 46 km away
  8. 2.699 km ESE of Ugashik, Alaska · 3304 days ago · 82 km deep · 88 km away
  9. 1.925 km SE of Chignik, Alaska · 3305 days ago · 10 km deep · 98 km away
  10. 1.834 km SE of Chignik, Alaska · 3307 days ago · 8 km deep · 98 km away
  11. 2.335 km SE of Chignik, Alaska · 3308 days ago · 5 km deep · 95 km away
  12. 2.293 km SE of Chignik, Alaska · 3310 days ago · 22 km deep · 88 km away
  13. 2.365 km ENE of Chignik, Alaska · 3312 days ago · 93 km deep · 65 km away
  14. 2.461 km SSE of Ugashik, Alaska · 3312 days ago · 1 km deep · 80 km away
  15. 2.530 km ENE of Chignik, Alaska · 3319 days ago · 84 km deep · 87 km away
  16. 1.953 km SE of Ugashik, Alaska · 3325 days ago · 83 km deep · 95 km away
  17. 2.4Alaska Peninsula · 3326 days ago · 41 km deep · 29 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak017c6kbj2w (also filed as ak16926108). Read Fri, Oct 2, 2026, 12:55 PM UTC.