Alaska earthquakes

M2.5 earthquake 36 km SE of Perryville, Alaska

A magnitude 2.5 earthquake struck 36 km SE of Perryville, Alaska on Sat, Aug 11, 2018, 6:23 AM AKDT (14:23 UTC), 48 km (30 mi) below the surface.

A larger quake followed: M5.0 34 km SSE of Perryville, 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
2.5 (ml), micro
Local time
UTC
2018-08-11 14:23:56 UTC
Depth
48.1 km (29.9 mi), shallow
Epicenter
55.652° N, 158.797° 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
38

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 38 in the 60 days after this one and 28 in the 30 days before it.

After

  1. 2.766 km SSE of Perryville, Alaska · 2970 days ago · 35 km deep · 34 km away
  2. 2.5117 km SE of Perryville, Alaska · 2969 days ago · 11 km deep · 81 km away
  3. 2.846 km SSW of Ivanof Bay, Alaska · 2968 days ago · 5 km deep · 61 km away
  4. 2.515 km S of Chignik Lake, Alaska · 2966 days ago · 73 km deep · 52 km away
  5. 3.463 km ESE of Sand Point, Alaska · 2966 days ago · 26 km deep · 70 km away
  6. 1.821 km SE of Chignik, Alaska · 2965 days ago · 84 km deep · 65 km away
  7. 2.8113 km SSE of Perryville, Alaska · 2963 days ago · 18 km deep · 80 km away
  8. 3.2122 km SSE of Perryville, Alaska · 2963 days ago · 20 km deep · 89 km away
  9. 2.427 km ENE of Sand Point, Alaska · 2960 days ago · 62 km deep · 85 km away
  10. 2.164 km ESE of Sand Point, Alaska · 2959 days ago · 14 km deep · 69 km away
  11. 2.747 km ENE of Sand Point, Alaska · 2958 days ago · 10 km deep · 65 km away
  12. 3.268 km ESE of Sand Point, Alaska · 2957 days ago · 24 km deep · 81 km away
  13. 2.7125 km SE of Perryville, Alaska · 2956 days ago · 33 km deep · 89 km away
  14. 2.363 km ESE of Sand Point, Alaska · 2953 days ago · 3 km deep · 75 km away
  15. 2.0106 km SSE of Perryville, Alaska · 2953 days ago · 4 km deep · 73 km away
  16. 2.744 km ESE of Chignik, Alaska · 2952 days ago · 54 km deep · 91 km away
  17. 1.731 km ENE of Chignik, Alaska · 2951 days ago · 67 km deep · 98 km away
  18. 2.054 km ESE of Chignik, Alaska · 2951 days ago · 40 km deep · 98 km away
  19. 1.747 km E of Sand Point, Alaska · 2949 days ago · 7 km deep · 66 km away
  20. 2.325 km S of Chignik, Alaska · 2949 days ago · 70 km deep · 51 km away
  21. 2.4136 km SE of Perryville, Alaska · 2945 days ago · 49 km deep · 100 km away
  22. 2.218 km N of Chignik, Alaska · 2944 days ago · 86 km deep · 93 km away
  23. 2.164 km ESE of Perryville, Alaska · 2943 days ago · 25 km deep · 40 km away
  24. 1.966 km SSE of Chignik, Alaska · 2933 days ago · 45 km deep · 42 km away
  25. 3.337 km ESE of Perryville, Alaska · 2929 days ago · 63 km deep · 21 km away
  26. 1.925 km W of Ivanof Bay, Alaska · 2929 days ago · 110 km deep · 75 km away
  27. 2.266 km S of Ivanof Bay, Alaska · 2928 days ago · 3 km deep · 52 km away
  28. 3.052 km SE of Perryville, Alaska · 2921 days ago · 49 km deep · 21 km away
  29. 2.869 km SSE of Perryville, Alaska · 2919 days ago · 40 km deep · 39 km away
  30. 2.529 km SE of Chignik, Alaska · 2919 days ago · 71 km deep · 66 km away
  31. 2.554 km SSE of Perryville, Alaska · 2918 days ago · 21 km deep · 20 km away
  32. 2.8128 km SSE of Perryville, Alaska · 2917 days ago · 26 km deep · 93 km away
  33. 3.7128 km SSE of Perryville, Alaska · 2917 days ago · 20 km deep · 93 km away
  34. 2.7122 km SSE of Perryville, Alaska · 2917 days ago · 31 km deep · 87 km away
  35. 2.399 km SE of Chignik, Alaska · 2913 days ago · 12 km deep · 83 km away
  36. 2.566 km SE of Perryville, Alaska · 2913 days ago · 40 km deep · 30 km away
  37. 5.034 km SSE of Perryville, Alaska · 2911 days ago · 48 km deep · 6 km away · tsunami flag
  38. 2.026 km SSE of Perryville, Alaska · 2911 days ago · 49 km deep · 12 km away

Before

  1. 2.325 km S of Ivanof Bay, Alaska · 2971 days ago · 94 km deep · 39 km away
  2. 2.5114 km SSE of Perryville, Alaska · 2971 days ago · 22 km deep · 79 km away
  3. 3.0Alaska Peninsula · 2972 days ago · 132 km deep · 68 km away
  4. 2.065 km S of Ivanof Bay, Alaska · 2972 days ago · 13 km deep · 54 km away
  5. 2.050 km SSE of Perryville, Alaska · 2973 days ago · 59 km deep · 14 km away
  6. 2.96 km SSW of Chignik Lagoon, Alaska · 2974 days ago · 79 km deep · 68 km away
  7. 3.079 km SE of Perryville, Alaska · 2977 days ago · 25 km deep · 43 km away
  8. 2.637 km S of Perryville, Alaska · 2980 days ago · 55 km deep · 30 km away
  9. 2.251 km S of Perryville, Alaska · 2981 days ago · 14 km deep · 36 km away
  10. 2.7128 km SE of Perryville, Alaska · 2984 days ago · 18 km deep · 93 km away
  11. 2.289 km SSE of Perryville, Alaska · 2987 days ago · 18 km deep · 54 km away
  12. 2.293 km SSE of Perryville, Alaska · 2987 days ago · 26 km deep · 58 km away
  13. 2.024 km E of Perryville, Alaska · 2988 days ago · 71 km deep · 25 km away
  14. 2.3107 km SSE of Perryville, Alaska · 2988 days ago · 3 km deep · 72 km away
  15. 3.2101 km ESE of Sand Point, Alaska · 2989 days ago · 19 km deep · 87 km away
  16. 4.5134 km SE of Perryville, Alaska · 2989 days ago · 26 km deep · 99 km away
  17. 3.476 km SE of Chignik, Alaska · 2991 days ago · 41 km deep · 89 km away · felt by 2
  18. 2.621 km NE of Chignik, Alaska · 2992 days ago · 97 km deep · 95 km away
  19. 2.563 km S of Ivanof Bay, Alaska · 2993 days ago · 41 km deep · 50 km away
  20. 1.668 km ESE of Sand Point, Alaska · 2993 days ago · 23 km deep · 83 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018a91bify (also filed as ak20128180, us1000geay, aacse018a91bify). Read Tue, Sep 29, 2026, 1:53 PM UTC.