Alaska earthquakes

M3.8 earthquake 97 km SSE of Sand Point, Alaska

A magnitude 3.8 earthquake struck 97 km SSE of Sand Point, Alaska on Sat, Feb 24, 2018, 2:29 AM AKST (11:29 UTC), 23 km (14 mi) below the surface.

A larger quake followed: M4.9 112 km SSW of Sand Point, Alaska. This one was a foreshock.

Sand Point forecastMore in Alaska

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
3.8 (mb), minor
Local time
UTC
2018-02-24 11:29:41 UTC
Depth
23.1 km (14.4 mi), shallow
Epicenter
54.593° N, 159.689° 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.

Location uncertainty
About 6.7 km horizontally, 10.3 km in depth
Magnitude uncertainty
±0.18
Depth from
From location
Station coverage gap
207°, poorly surrounded by stations
Stations used
115

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 31 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.2125 km SSE of Perryville, Alaska · 3132 days ago · 36 km deep · 70 km away
  2. 1.963 km ESE of Sand Point, Alaska · 3132 days ago · 46 km deep · 58 km away
  3. 2.478 km S of Sand Point, Alaska · 3127 days ago · 27 km deep · 43 km away
  4. 1.958 km ESE of Sand Point, Alaska · 3124 days ago · 15 km deep · 66 km away
  5. 2.65 km NE of Sand Point, Alaska · 3123 days ago · 69 km deep · 98 km away
  6. 2.385 km SE of King Cove, Alaska · 3121 days ago · 26 km deep · 100 km away
  7. 2.467 km SSE of Sand Point, Alaska · 3121 days ago · 18 km deep · 30 km away
  8. 3.783 km SSE of Sand Point, Alaska · 3121 days ago · 10 km deep · 15 km away
  9. 2.167 km SSE of Sand Point, Alaska · 3112 days ago · 30 km deep · 32 km away
  10. 2.588 km SE of Sand Point, Alaska · 3111 days ago · 23 km deep · 24 km away
  11. 2.672 km SSE of Sand Point, Alaska · 3108 days ago · 27 km deep · 27 km away
  12. 1.691 km S of Sand Point, Alaska · 3108 days ago · 18 km deep · 45 km away
  13. 1.570 km SSE of Sand Point, Alaska · 3107 days ago · 34 km deep · 27 km away
  14. 1.669 km ESE of Sand Point, Alaska · 3107 days ago · 16 km deep · 45 km away
  15. 3.7106 km SE of Sand Point, Alaska · 3106 days ago · 29 km deep · 12 km away
  16. 2.078 km ESE of Sand Point, Alaska · 3105 days ago · 11 km deep · 62 km away
  17. 2.222 km S of Sand Point, Alaska · 3103 days ago · 56 km deep · 82 km away
  18. 3.165 km S of Sand Point, Alaska · 3103 days ago · 24 km deep · 56 km away
  19. 2.157 km ESE of Sand Point, Alaska · 3103 days ago · 15 km deep · 58 km away
  20. 2.7130 km SSE of Perryville, Alaska · 3103 days ago · 11 km deep · 96 km away
  21. 2.138 km SSE of Sand Point, Alaska · 3102 days ago · 44 km deep · 61 km away
  22. 1.626 km S of Sand Point, Alaska · 3100 days ago · 7 km deep · 77 km away
  23. 1.962 km SE of Sand Point, Alaska · 3097 days ago · 23 km deep · 36 km away
  24. 3.1122 km S of Sand Point, Alaska · 3096 days ago · 20 km deep · 52 km away
  25. 3.1105 km SSW of Sand Point, Alaska · 3094 days ago · 3 km deep · 76 km away
  26. 1.991 km ESE of Sand Point, Alaska · 3093 days ago · 6 km deep · 53 km away
  27. 4.9112 km SSW of Sand Point, Alaska · 3092 days ago · 34 km deep · 80 km away
  28. 2.5113 km S of Sand Point, Alaska · 3092 days ago · 24 km deep · 72 km away
  29. 3.268 km ESE of Sand Point, Alaska · 3083 days ago · 30 km deep · 51 km away
  30. 2.6110 km S of Sand Point, Alaska · 3083 days ago · 26 km deep · 63 km away
  31. 2.888 km SSE of Perryville, Alaska · 3081 days ago · 33 km deep · 84 km away

Before

  1. 1.937 km SSW of Sand Point, Alaska · 3141 days ago · 13 km deep · 78 km away
  2. 2.055 km S of Ivanof Bay, Alaska · 3142 days ago · 13 km deep · 91 km away
  3. 2.2118 km SSE of Perryville, Alaska · 3146 days ago · 36 km deep · 81 km away
  4. 1.9Alaska Peninsula · 3157 days ago · 60 km deep · 92 km away
  5. 2.130 km SSW of Sand Point, Alaska · 3158 days ago · 77 km deep · 87 km away
  6. 3.053 km ESE of Sand Point, Alaska · 3162 days ago · 14 km deep · 56 km away
  7. 2.190 km SE of Sand Point, Alaska · 3163 days ago · 29 km deep · 37 km away
  8. 3.197 km SE of King Cove, Alaska · 3164 days ago · 7 km deep · 100 km away
  9. 2.257 km ESE of Sand Point, Alaska · 3165 days ago · 6 km deep · 57 km away
  10. 2.161 km SSW of Sand Point, Alaska · 3169 days ago · 13 km deep · 70 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us2000d7d9 (also filed as ak18511255, ak0182j5a5w9). Read Wed, Sep 30, 2026, 10:21 PM UTC.