Alaska earthquakes

M2.5 earthquake 221 km SE of Chiniak, Alaska

A magnitude 2.5 earthquake struck 221 km SE of Chiniak, Alaska on Sat, Jan 2, 2021, 9:47 PM AKST (06:47 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
2.5 (ml), micro
Local time
UTC
2021-01-03 06:47:21 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
56.401° N, 149.378° 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 9.5 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.08
Depth from
Operator assigned
Station coverage gap
255°, poorly surrounded by stations
Stations used
31

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 12 in the 30 days before it.

After

  1. 2.7Gulf of Alaska · 2095 days ago · 20 km deep · 41 km away
  2. 3.2230 km SE of Chiniak, Alaska · 2091 days ago · 10 km deep · 49 km away
  3. 3.3234 km SE of Chiniak, Alaska · 2088 days ago · 10 km deep · 33 km away
  4. 3.0267 km ESE of Chiniak, Alaska · 2087 days ago · 10 km deep · 91 km away
  5. 3.3227 km SE of Chiniak, Alaska · 2084 days ago · 20 km deep · 38 km away
  6. 3.2220 km SE of Chiniak, Alaska · 2083 days ago · 10 km deep · 24 km away
  7. 3.2255 km ESE of Chiniak, Alaska · 2078 days ago · 21 km deep · 41 km away
  8. 3.3235 km SE of Chiniak, Alaska · 2076 days ago · 10 km deep · 14 km away
  9. 3.0Gulf of Alaska · 2076 days ago · 10 km deep · 60 km away
  10. 2.8186 km SE of Chiniak, Alaska · 2072 days ago · 10 km deep · 43 km away
  11. 3.3247 km SE of Chiniak, Alaska · 2067 days ago · 10 km deep · 33 km away
  12. 2.7225 km SE of Chiniak, Alaska · 2063 days ago · 10 km deep · 62 km away
  13. 2.7249 km SE of Chiniak, Alaska · 2060 days ago · 10 km deep · 32 km away
  14. 2.7255 km ESE of Chiniak, Alaska · 2060 days ago · 10 km deep · 47 km away
  15. 2.8244 km SE of Chiniak, Alaska · 2060 days ago · 10 km deep · 34 km away
  16. 2.5233 km SE of Chiniak, Alaska · 2059 days ago · 10 km deep · 52 km away
  17. 2.8200 km ESE of Chiniak, Alaska · 2055 days ago · 10 km deep · 58 km away
  18. 3.3264 km SE of Chiniak, Alaska · 2053 days ago · 8 km deep · 60 km away
  19. 2.9221 km SE of Chiniak, Alaska · 2053 days ago · 10 km deep · 1 km away
  20. 2.8233 km SE of Chiniak, Alaska · 2051 days ago · 21 km deep · 12 km away
  21. 2.9218 km SE of Chiniak, Alaska · 2050 days ago · 10 km deep · 11 km away
  22. 3.2223 km SE of Chiniak, Alaska · 2049 days ago · 10 km deep · 51 km away
  23. 3.2225 km SE of Chiniak, Alaska · 2049 days ago · 10 km deep · 54 km away
  24. 3.4259 km SE of Chiniak, Alaska · 2049 days ago · 10 km deep · 52 km away
  25. 3.2218 km SE of Chiniak, Alaska · 2044 days ago · 21 km deep · 34 km away
  26. 3.1142 km ESE of Chiniak, Alaska · 2043 days ago · 10 km deep · 94 km away
  27. 3.0216 km SE of Chiniak, Alaska · 2037 days ago · 21 km deep · 36 km away
  28. 3.2253 km SE of Chiniak, Alaska · 2036 days ago · 10 km deep · 37 km away

Before

  1. 3.1266 km ESE of Chiniak, Alaska · 2097 days ago · 10 km deep · 56 km away
  2. 2.7253 km ESE of Chiniak, Alaska · 2098 days ago · 10 km deep · 46 km away
  3. 4.5245 km SE of Chiniak, Alaska · 2101 days ago · 10 km deep · 63 km away
  4. 3.1253 km ESE of Chiniak, Alaska · 2106 days ago · 10 km deep · 46 km away
  5. 2.7234 km SE of Chiniak, Alaska · 2113 days ago · 10 km deep · 16 km away
  6. 3.0240 km SE of Chiniak, Alaska · 2113 days ago · 10 km deep · 23 km away
  7. 2.5203 km ESE of Chiniak, Alaska · 2118 days ago · 12 km deep · 42 km away
  8. 2.7218 km ESE of Chiniak, Alaska · 2119 days ago · 10 km deep · 28 km away
  9. 3.0241 km SE of Chiniak, Alaska · 2119 days ago · 10 km deep · 22 km away
  10. 3.2221 km SE of Chiniak, Alaska · 2122 days ago · 10 km deep · 36 km away
  11. 3.2239 km SE of Chiniak, Alaska · 2123 days ago · 21 km deep · 20 km away
  12. 3.4244 km SE of Chiniak, Alaska · 2123 days ago · 20 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000d06f (also filed as ak02152grjp). Read Wed, Sep 30, 2026, 1:30 AM UTC.