Alaska earthquakes

M3.1 earthquake 266 km ESE of Chiniak, Alaska

A magnitude 3.1 earthquake struck 266 km ESE of Chiniak, Alaska on Fri, Jan 1, 2021, 11:42 PM AKST (08:42 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.4 259 km SE of Chiniak, 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
3.1 (ml), minor
Local time
UTC
2021-01-02 08:42:57 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
56.420° N, 148.472° 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 9.3 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.05
Depth from
Operator assigned
Station coverage gap
243°, poorly surrounded by stations
Stations used
46

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 25 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 2.5221 km SE of Chiniak, Alaska · 2091 days ago · 10 km deep · 56 km away
  2. 2.7Gulf of Alaska · 2091 days ago · 20 km deep · 29 km away
  3. 3.2230 km SE of Chiniak, Alaska · 2087 days ago · 10 km deep · 94 km away
  4. 3.3234 km SE of Chiniak, Alaska · 2083 days ago · 10 km deep · 75 km away
  5. 3.0267 km ESE of Chiniak, Alaska · 2083 days ago · 10 km deep · 51 km away
  6. 3.3227 km SE of Chiniak, Alaska · 2080 days ago · 20 km deep · 84 km away
  7. 3.2220 km SE of Chiniak, Alaska · 2078 days ago · 10 km deep · 75 km away
  8. 3.2255 km ESE of Chiniak, Alaska · 2073 days ago · 21 km deep · 16 km away
  9. 3.3235 km SE of Chiniak, Alaska · 2072 days ago · 10 km deep · 47 km away
  10. 3.0Gulf of Alaska · 2071 days ago · 10 km deep · 4 km away
  11. 2.8186 km SE of Chiniak, Alaska · 2067 days ago · 10 km deep · 98 km away
  12. 3.3247 km SE of Chiniak, Alaska · 2062 days ago · 10 km deep · 60 km away
  13. 2.7249 km SE of Chiniak, Alaska · 2056 days ago · 10 km deep · 56 km away
  14. 2.7255 km ESE of Chiniak, Alaska · 2056 days ago · 10 km deep · 11 km away
  15. 2.8244 km SE of Chiniak, Alaska · 2055 days ago · 10 km deep · 66 km away
  16. 2.5233 km SE of Chiniak, Alaska · 2055 days ago · 10 km deep · 96 km away
  17. 2.8200 km ESE of Chiniak, Alaska · 2051 days ago · 10 km deep · 72 km away
  18. 3.3264 km SE of Chiniak, Alaska · 2049 days ago · 8 km deep · 82 km away
  19. 2.9221 km SE of Chiniak, Alaska · 2048 days ago · 10 km deep · 57 km away
  20. 2.8233 km SE of Chiniak, Alaska · 2046 days ago · 21 km deep · 51 km away
  21. 2.9218 km SE of Chiniak, Alaska · 2045 days ago · 10 km deep · 66 km away
  22. 3.2223 km SE of Chiniak, Alaska · 2045 days ago · 10 km deep · 99 km away
  23. 3.4259 km SE of Chiniak, Alaska · 2044 days ago · 10 km deep · 76 km away
  24. 3.2218 km SE of Chiniak, Alaska · 2040 days ago · 21 km deep · 85 km away
  25. 3.0216 km SE of Chiniak, Alaska · 2032 days ago · 21 km deep · 88 km away

Before

  1. 2.7253 km ESE of Chiniak, Alaska · 2093 days ago · 10 km deep · 13 km away
  2. 3.1253 km ESE of Chiniak, Alaska · 2102 days ago · 10 km deep · 13 km away
  3. 2.7234 km SE of Chiniak, Alaska · 2108 days ago · 10 km deep · 56 km away
  4. 3.0240 km SE of Chiniak, Alaska · 2108 days ago · 10 km deep · 56 km away
  5. 2.5203 km ESE of Chiniak, Alaska · 2113 days ago · 12 km deep · 64 km away
  6. 2.7218 km ESE of Chiniak, Alaska · 2114 days ago · 10 km deep · 48 km away
  7. 3.0241 km SE of Chiniak, Alaska · 2114 days ago · 10 km deep · 51 km away
  8. 3.2221 km SE of Chiniak, Alaska · 2117 days ago · 10 km deep · 85 km away
  9. 3.2239 km SE of Chiniak, Alaska · 2119 days ago · 21 km deep · 53 km away
  10. 3.4244 km SE of Chiniak, Alaska · 2119 days ago · 20 km deep · 53 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us6000d82m (also filed as ak0213g3dr6). Read Fri, Sep 25, 2026, 7:26 AM UTC.