Alaska earthquakes

M2.3 earthquake 200 km SSE of Unalaska, Alaska

A magnitude 2.3 earthquake struck 200 km SSE of Unalaska, Alaska on Sun, Apr 21, 2024, 4:29 AM AKDT (12:29 UTC), 7 km (4 mi) below the surface.

A larger quake followed: M3.8 140 km ESE of Nikolski, Alaska. This one was a foreshock.

Unalaska forecastMore in Alaska

Map

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

Open the live map with earthquakes

The earthquake

Magnitude
2.3 (ml), micro
Local time
UTC
2024-04-21 12:29:45 UTC
Depth
7.2 km (4.5 mi), shallow
Epicenter
52.162° N, 165.600° 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
20

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 12 in the 30 days before it.

After

  1. 3.1140 km ESE of Nikolski, Alaska · 888 days ago · 10 km deep · 96 km away
  2. 1.9166 km ESE of Nikolski, Alaska · 885 days ago · 9 km deep · 77 km away
  3. 2.4197 km SSE of Unalaska, Alaska · 883 days ago · 18 km deep · 56 km away
  4. 3.8140 km ESE of Nikolski, Alaska · 883 days ago · 10 km deep · 97 km away
  5. 3.0175 km SSE of Unalaska, Alaska · 875 days ago · 10 km deep · 37 km away
  6. 2.7148 km ESE of Nikolski, Alaska · 874 days ago · 37 km deep · 90 km away
  7. 2.4211 km SSE of Unalaska, Alaska · 869 days ago · 7 km deep · 24 km away
  8. 2.9188 km SSE of Unalaska, Alaska · 868 days ago · 18 km deep · 28 km away
  9. 1.9143 km ESE of Nikolski, Alaska · 864 days ago · 19 km deep · 94 km away
  10. 2.2151 km SE of Nikolski, Alaska · 862 days ago · 15 km deep · 95 km away
  11. 2.1125 km S of Unalaska, Alaska · 859 days ago · 10 km deep · 98 km away
  12. 2.6192 km ESE of Nikolski, Alaska · 856 days ago · 10 km deep · 58 km away
  13. 1.8141 km ESE of Nikolski, Alaska · 853 days ago · 17 km deep · 96 km away
  14. 1.9131 km S of Unalaska, Alaska · 839 days ago · 13 km deep · 95 km away
  15. 1.9140 km ESE of Nikolski, Alaska · 834 days ago · 1 km deep · 98 km away

Before

  1. 2.4214 km SE of Nikolski, Alaska · 892 days ago · 10 km deep · 98 km away
  2. 3.0139 km ESE of Nikolski, Alaska · 894 days ago · 11 km deep · 98 km away
  3. 3.4169 km S of Unalaska, Alaska · 897 days ago · 10 km deep · 45 km away
  4. 4.2165 km S of Unalaska, Alaska · 897 days ago · 17 km deep · 48 km away
  5. 3.1227 km SE of Nikolski, Alaska · 898 days ago · 10 km deep · 91 km away
  6. 2.2170 km SSE of Unalaska, Alaska · 899 days ago · 2 km deep · 60 km away
  7. 2.9202 km SSE of Unalaska, Alaska · 903 days ago · 17 km deep · 42 km away
  8. 2.2109 km SSE of Unalaska, Alaska · 905 days ago · 19 km deep · 98 km away
  9. 2.7189 km SE of Nikolski, Alaska · 909 days ago · 10 km deep · 89 km away
  10. 2.5185 km SE of Nikolski, Alaska · 914 days ago · 10 km deep · 96 km away
  11. 2.8181 km SSE of Unalaska, Alaska · 919 days ago · 10 km deep · 26 km away
  12. 2.4146 km S of Unalaska, Alaska · 920 days ago · 30 km deep · 80 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak02455fidtn. Read Wed, Sep 30, 2026, 12:19 PM UTC.