Alaska earthquakes

M3.3 earthquake 241 km SE of Chiniak, Alaska

A magnitude 3.3 earthquake struck 241 km SE of Chiniak, Alaska on Fri, Mar 3, 2023, 1:20 AM AKST (10:20 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 Gulf of 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
3.3 (ml), minor
Local time
UTC
2023-03-03 10:20:31 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
56.176° N, 149.318° 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 7.7 km horizontally, 2.0 km in depth
Magnitude uncertainty
±0.06
Depth from
Operator assigned
Station coverage gap
265°, poorly surrounded by stations
Stations used
43

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 34 in the 60 days after this one and 10 in the 30 days before it.

After

  1. 3.2236 km SE of Chiniak, Alaska · 1304 days ago · 10 km deep · 13 km away
  2. 2.5241 km SE of Chiniak, Alaska · 1304 days ago · 10 km deep · 20 km away
  3. 2.7226 km SE of Chiniak, Alaska · 1303 days ago · 16 km deep · 20 km away
  4. 2.5Gulf of Alaska · 1302 days ago · 15 km deep · 11 km away
  5. 2.4195 km ESE of Chiniak, Alaska · 1298 days ago · 10 km deep · 61 km away
  6. 2.5262 km SE of Chiniak, Alaska · 1298 days ago · 10 km deep · 44 km away
  7. 3.6Gulf of Alaska · 1298 days ago · 10 km deep · 20 km away
  8. 2.7238 km SE of Chiniak, Alaska · 1298 days ago · 16 km deep · 13 km away · felt by 1
  9. 3.2229 km SE of Chiniak, Alaska · 1298 days ago · 10 km deep · 17 km away
  10. 3.2226 km SE of Chiniak, Alaska · 1298 days ago · 10 km deep · 19 km away
  11. 3.2Gulf of Alaska · 1296 days ago · 16 km deep · 29 km away
  12. 3.3248 km ESE of Chiniak, Alaska · 1296 days ago · 10 km deep · 65 km away
  13. 2.9267 km SE of Chiniak, Alaska · 1296 days ago · 13 km deep · 31 km away
  14. 2.8Gulf of Alaska · 1286 days ago · 10 km deep · 21 km away
  15. 2.6Gulf of Alaska · 1283 days ago · 10 km deep · 100 km away
  16. 2.7Gulf of Alaska · 1282 days ago · 10 km deep · 81 km away
  17. 3.5260 km ESE of Chiniak, Alaska · 1282 days ago · 10 km deep · 68 km away
  18. 2.6246 km SE of Chiniak, Alaska · 1282 days ago · 10 km deep · 7 km away
  19. 2.9214 km SE of Chiniak, Alaska · 1279 days ago · 14 km deep · 45 km away
  20. 3.4197 km SE of Chiniak, Alaska · 1277 days ago · 10 km deep · 47 km away
  21. 3.2247 km SE of Chiniak, Alaska · 1275 days ago · 15 km deep · 7 km away
  22. 3.0278 km SE of Chiniak, Alaska · 1269 days ago · 10 km deep · 48 km away
  23. 3.6247 km SE of Chiniak, Alaska · 1267 days ago · 10 km deep · 39 km away
  24. 2.7217 km SE of Chiniak, Alaska · 1266 days ago · 10 km deep · 25 km away
  25. 3.4242 km SE of Chiniak, Alaska · 1265 days ago · 15 km deep · 2 km away
  26. 2.9255 km ESE of Chiniak, Alaska · 1257 days ago · 10 km deep · 61 km away
  27. 2.8247 km ESE of Chiniak, Alaska · 1256 days ago · 10 km deep · 64 km away
  28. 2.9266 km SE of Chiniak, Alaska · 1254 days ago · 13 km deep · 33 km away
  29. 3.5256 km SE of Chiniak, Alaska · 1253 days ago · 15 km deep · 15 km away
  30. 3.0294 km SE of Chiniak, Alaska · 1253 days ago · 16 km deep · 61 km away
  31. 2.8222 km SE of Chiniak, Alaska · 1252 days ago · 10 km deep · 30 km away
  32. 3.2279 km SE of Chiniak, Alaska · 1252 days ago · 10 km deep · 50 km away
  33. 2.6238 km SE of Chiniak, Alaska · 1250 days ago · 10 km deep · 34 km away
  34. 3.6268 km ESE of Chiniak, Alaska · 1248 days ago · 10 km deep · 74 km away

Before

  1. 2.7248 km ESE of Chiniak, Alaska · 1309 days ago · 10 km deep · 62 km away
  2. 2.9255 km SE of Chiniak, Alaska · 1311 days ago · 18 km deep · 40 km away
  3. 3.2262 km ESE of Chiniak, Alaska · 1312 days ago · 10 km deep · 72 km away
  4. 3.8277 km ESE of Chiniak, Alaska · 1312 days ago · 10 km deep · 66 km away
  5. 2.6203 km ESE of Chiniak, Alaska · 1316 days ago · 22 km deep · 63 km away
  6. 2.7219 km SE of Chiniak, Alaska · 1319 days ago · 10 km deep · 33 km away
  7. 2.8Gulf of Alaska · 1329 days ago · 10 km deep · 68 km away
  8. 3.3Gulf of Alaska · 1332 days ago · 15 km deep · 9 km away
  9. 2.7279 km ESE of Chiniak, Alaska · 1333 days ago · 19 km deep · 68 km away
  10. 2.4239 km SE of Chiniak, Alaska · 1336 days ago · 10 km deep · 14 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event us7000jgzz (also filed as ak0232upe7jj). Read Thu, Oct 1, 2026, 2:25 AM UTC.