Alaska earthquakes

M2.3 earthquake 120 km ESE of Chignik, Alaska

A magnitude 2.3 earthquake struck 120 km ESE of Chignik, Alaska on Wed, Jan 17, 2018, 10:13 PM AKST (07:13 UTC), 17 km (11 mi) below the surface.

A larger quake followed: M4.4 132 km SSE 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
2.3 (ML, local (Richter)), micro
Magnitude from
Alaska Earthquake Center
Local time
UTC
2018-01-18 07:13:05 UTC
Depth
17.3 km (10.7 mi), shallow
Epicenter
55.959° N, 156.563° 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: 28 in the 60 days after this one and 8 in the 30 days before it.

After

  1. 2.898 km ENE of Chignik, Alaska · 3175 days ago · 47 km deep · 79 km away · felt by 1
  2. 2.3120 km ENE of Chignik, Alaska · 3173 days ago · 74 km deep · 65 km away
  3. 2.188 km E of Chignik, Alaska · 3169 days ago · 27 km deep · 57 km away
  4. 2.689 km E of Chignik, Alaska · 3167 days ago · 43 km deep · 55 km away
  5. 3.0186 km ESE of Chignik, Alaska · 3160 days ago · 12 km deep · 70 km away
  6. 2.080 km E of Chignik, Alaska · 3158 days ago · 56 km deep · 58 km away
  7. 2.838 km SE of Chignik, Alaska · 3151 days ago · 39 km deep · 84 km away
  8. 1.9123 km SSE of Ugashik, Alaska · 3146 days ago · 46 km deep · 66 km away
  9. 4.4132 km SSE of Chignik, Alaska · 3144 days ago · 20 km deep · 89 km away
  10. 3.6134 km SSE of Chignik, Alaska · 3144 days ago · 20 km deep · 91 km away
  11. 3.3134 km SSE of Chignik, Alaska · 3143 days ago · 34 km deep · 88 km away
  12. 2.772 km E of Chignik, Alaska · 3140 days ago · 46 km deep · 61 km away
  13. 3.0119 km SE of Chignik, Alaska · 3139 days ago · 27 km deep · 74 km away
  14. 2.839 km SSE of Chignik, Alaska · 3139 days ago · 45 km deep · 98 km away
  15. 3.8130 km SSE of Chignik, Alaska · 3135 days ago · 26 km deep · 85 km away
  16. 3.4134 km SSE of Chignik, Alaska · 3135 days ago · 3 km deep · 85 km away
  17. 3.954 km SSE of Chignik, Alaska · 3134 days ago · 45 km deep · 96 km away
  18. 3.6136 km SE of Chignik, Alaska · 3134 days ago · 37 km deep · 78 km away
  19. 2.0135 km E of Chignik, Alaska · 3134 days ago · 40 km deep · 56 km away
  20. 2.095 km E of Chignik, Alaska · 3133 days ago · 21 km deep · 40 km away
  21. 3.8113 km SE of Chignik, Alaska · 3133 days ago · 24 km deep · 61 km away
  22. 3.4103 km ESE of Chignik, Alaska · 3126 days ago · 11 km deep · 31 km away
  23. 2.279 km ESE of Chignik, Alaska · 3126 days ago · 17 km deep · 47 km away
  24. 2.787 km ESE of Chignik, Alaska · 3125 days ago · 7 km deep · 41 km away
  25. 2.5112 km SE of Chignik, Alaska · 3123 days ago · 7 km deep · 60 km away
  26. 2.180 km E of Chignik, Alaska · 3123 days ago · 42 km deep · 58 km away
  27. 2.1116 km E of Chignik, Alaska · 3123 days ago · 51 km deep · 20 km away
  28. 2.4130 km SE of Chignik, Alaska · 3121 days ago · 14 km deep · 70 km away

Before

  1. 2.1111 km SSE of Ugashik, Alaska · 3181 days ago · 20 km deep · 78 km away
  2. 2.460 km ENE of Chignik, Alaska · 3190 days ago · 88 km deep · 91 km away
  3. 2.287 km ENE of Chignik, Alaska · 3191 days ago · 95 km deep · 82 km away
  4. 2.361 km ESE of Chignik, Alaska · 3194 days ago · 25 km deep · 62 km away
  5. 2.5129 km ESE of Chignik, Alaska · 3194 days ago · 66 km deep · 9 km away
  6. 2.6120 km SSE of Ugashik, Alaska · 3195 days ago · 64 km deep · 72 km away
  7. 2.5107 km E of Chignik, Alaska · 3198 days ago · 32 km deep · 52 km away
  8. 2.5114 km SSE of Ugashik, Alaska · 3207 days ago · 79 km deep · 75 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018tvx2v8 (also filed as ak18187227). Read Fri, Oct 2, 2026, 5:22 PM UTC.