Alaska earthquakes

M1.9 earthquake 47 km S of Chiniak, Alaska

A magnitude 1.9 earthquake struck 47 km S of Chiniak, Alaska on Tue, Aug 14, 2018, 5:13 PM AKDT (01:13 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M2.9 32 km SSE of Old Harbor, 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
1.9 (ml), micro
Local time
UTC
2018-08-15 01:13:23 UTC
Depth
9.5 km (5.9 mi), shallow
Epicenter
57.191° N, 152.197° 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
14

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 21 in the 60 days after this one and 17 in the 30 days before it.

After

  1. 1.635 km ENE of Larsen Bay, Alaska · 2960 days ago · 44 km deep · 95 km away
  2. 2.042 km S of Chiniak, Alaska · 2960 days ago · 4 km deep · 5 km away
  3. 1.992 km SE of Old Harbor, Alaska · 2958 days ago · 46 km deep · 73 km away
  4. 2.247 km SSE of Old Harbor, Alaska · 2957 days ago · 23 km deep · 58 km away
  5. 1.831 km ENE of Old Harbor, Alaska · 2954 days ago · 15 km deep · 38 km away
  6. 1.518 km ENE of Old Harbor, Alaska · 2953 days ago · 30 km deep · 49 km away
  7. 2.07 km NW of Chiniak, Alaska · 2950 days ago · 23 km deep · 53 km away
  8. 2.35 km NW of Kodiak Station, Alaska · 2947 days ago · 44 km deep · 74 km away
  9. 1.521 km NE of Chiniak, Alaska · 2947 days ago · 28 km deep · 61 km away
  10. 2.932 km SSE of Old Harbor, Alaska · 2947 days ago · 10 km deep · 56 km away
  11. 2.035 km WSW of Womens Bay, Alaska · 2945 days ago · 45 km deep · 78 km away
  12. 2.45 km ENE of Kodiak, Alaska · 2939 days ago · 32 km deep · 69 km away
  13. 1.532 km E of Old Harbor, Alaska · 2933 days ago · 15 km deep · 35 km away
  14. 1.631 km ENE of Old Harbor, Alaska · 2931 days ago · 6 km deep · 40 km away
  15. 1.720 km SE of Larsen Bay, Alaska · 2922 days ago · 30 km deep · 94 km away
  16. 1.75 km S of Kodiak, Alaska · 2919 days ago · 37 km deep · 62 km away
  17. 1.749 km SE of Old Harbor, Alaska · 2915 days ago · 16 km deep · 42 km away
  18. 2.07 km SE of Womens Bay, Alaska · 2915 days ago · 30 km deep · 55 km away
  19. 1.516 km S of Old Harbor, Alaska · 2913 days ago · 12 km deep · 67 km away
  20. 2.47 km SSW of Womens Bay, Alaska · 2912 days ago · 5 km deep · 57 km away
  21. 2.3101 km SE of Chiniak, Alaska · 2909 days ago · 25 km deep · 71 km away

Before

  1. 1.8Kodiak Island region, Alaska · 2967 days ago · 10 km deep · 85 km away
  2. 1.860 km E of Chiniak, Alaska · 2968 days ago · 33 km deep · 71 km away
  3. 1.6Kodiak Island region, Alaska · 2971 days ago · 7 km deep · 50 km away
  4. 1.734 km ENE of Kodiak, Alaska · 2972 days ago · 15 km deep · 80 km away
  5. 1.54 km E of Port Lions, Alaska · 2972 days ago · 41 km deep · 84 km away
  6. 1.635 km ENE of Larsen Bay, Alaska · 2973 days ago · 55 km deep · 92 km away
  7. 2.151 km ESE of Chiniak, Alaska · 2974 days ago · 35 km deep · 55 km away
  8. 2.2119 km SE of Old Harbor, Alaska · 2975 days ago · 25 km deep · 97 km away
  9. 1.632 km WSW of Womens Bay, Alaska · 2975 days ago · 24 km deep · 77 km away
  10. 1.514 km NW of Port Lions, Alaska · 2979 days ago · 38 km deep · 100 km away
  11. 1.931 km E of Chiniak, Alaska · 2981 days ago · 20 km deep · 56 km away
  12. 1.848 km SSE of Old Harbor, Alaska · 2984 days ago · 30 km deep · 60 km away
  13. 2.047 km SSE of Old Harbor, Alaska · 2985 days ago · 6 km deep · 56 km away
  14. 1.830 km ENE of Ouzinkie, Alaska · 2986 days ago · 5 km deep · 91 km away
  15. 2.266 km ESE of Chiniak, Alaska · 2986 days ago · 56 km deep · 63 km away
  16. 1.832 km ENE of Old Harbor, Alaska · 2989 days ago · 0 km deep · 41 km away
  17. 2.431 km ESE of Akhiok, Alaska · 2993 days ago · 35 km deep · 100 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak018affo1tz (also filed as ak20246172, aacse018affo1tz). Read Mon, Sep 28, 2026, 5:46 PM UTC.