Alaska earthquakes

M2.8 earthquake 127 km SE of Chignik, Alaska

A magnitude 2.8 earthquake struck 127 km SE of Chignik, Alaska on Tue, May 22, 2018, 2:09 AM AKDT (10:09 UTC), 16 km (10 mi) below the surface.

A larger quake followed: M4.1 110 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
2.8 (ML, local (Richter)), micro
Magnitude from
AACSE
Local time
UTC
2018-05-22 10:09:16 UTC
Depth
15.7 km (9.8 mi), shallow
Epicenter
55.467° N, 157.001° 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
16

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 10 in the 30 days before it.

After

  1. 2.5138 km E of Chignik, Alaska · 3057 days ago · 48 km deep · 92 km away
  2. 2.769 km SSE of Perryville, Alaska · 3052 days ago · 45 km deep · 98 km away
  3. 2.6204 km SE of Perryville, Alaska · 3052 days ago · 46 km deep · 93 km away
  4. 2.7100 km ESE of Chignik, Alaska · 3051 days ago · 43 km deep · 68 km away
  5. 2.6141 km ESE of Chignik, Alaska · 3051 days ago · 55 km deep · 56 km away
  6. 2.2140 km E of Chignik, Alaska · 3051 days ago · 29 km deep · 96 km away
  7. 2.639 km S of Chignik, Alaska · 3050 days ago · 60 km deep · 100 km away
  8. 2.5136 km ESE of Chignik, Alaska · 3050 days ago · 48 km deep · 77 km away
  9. 2.966 km SE of Chignik, Alaska · 3050 days ago · 0 km deep · 61 km away
  10. 2.378 km ESE of Chignik, Alaska · 3047 days ago · 17 km deep · 61 km away
  11. 2.472 km SE of Perryville, Alaska · 3046 days ago · 41 km deep · 92 km away
  12. 2.6132 km SSE of Perryville, Alaska · 3041 days ago · 33 km deep · 96 km away
  13. 4.1110 km E of Chignik, Alaska · 3033 days ago · 42 km deep · 89 km away
  14. 2.164 km E of Chignik, Alaska · 3025 days ago · 47 km deep · 88 km away
  15. 2.468 km E of Chignik, Alaska · 3021 days ago · 44 km deep · 85 km away
  16. 2.0151 km SE of Chignik, Alaska · 3019 days ago · 5 km deep · 26 km away
  17. 1.845 km SSE of Chignik, Alaska · 3018 days ago · 74 km deep · 91 km away
  18. 2.2143 km SE of Chignik, AK · 3013 days ago · 20 km deep · 22 km away
  19. 2.1125 km ESE of Chignik, Alaska · 3012 days ago · 64 km deep · 76 km away
  20. 2.465 km SE of Perryville, Alaska · 3007 days ago · 40 km deep · 93 km away
  21. 2.3Alaska Peninsula · 3007 days ago · 64 km deep · 81 km away
  22. 3.6111 km E of Chignik, Alaska · 3007 days ago · 46 km deep · 87 km away
  23. 2.367 km SE of Perryville, Alaska · 3007 days ago · 37 km deep · 93 km away
  24. 2.9131 km E of Chignik, Alaska · 3006 days ago · 70 km deep · 91 km away
  25. 2.292 km SE of Perryville, Alaska · 3001 days ago · 36 km deep · 59 km away
  26. 2.2Alaska Peninsula · 2999 days ago · 10 km deep · 68 km away

Before

  1. 2.5123 km SE of Chignik, Alaska · 3061 days ago · 23 km deep · 4 km away
  2. 2.754 km ESE of Perryville, Alaska · 3063 days ago · 18 km deep · 89 km away
  3. 1.8135 km SE of Chignik, Alaska · 3064 days ago · 9 km deep · 11 km away
  4. 2.7191 km SE of Chignik, Alaska · 3065 days ago · 20 km deep · 67 km away
  5. 2.5158 km SW of Akhiok, Alaska · 3067 days ago · 29 km deep · 89 km away
  6. 2.3118 km SE of Perryville, Alaska · 3067 days ago · 25 km deep · 65 km away
  7. 3.1114 km SE of Perryville, Alaska · 3070 days ago · 18 km deep · 58 km away
  8. 2.4118 km SE of Chignik, Alaska · 3073 days ago · 36 km deep · 20 km away
  9. 2.8121 km SE of Chignik, Alaska · 3079 days ago · 24 km deep · 6 km away
  10. 2.477 km SSE of Chignik, Alaska · 3087 days ago · 14 km deep · 54 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event aacse0186j0bkx5. Read Sun, Oct 4, 2026, 9:02 PM UTC.