Alaska earthquakes

M5.8 earthquake 201 km WSW of Adak, Alaska

A magnitude 5.8 earthquake struck 201 km WSW of Adak, Alaska on Fri, Jun 15, 1973, 2:11 AM GMT-10 (12:11 UTC), 48 km (30 mi) below the surface.

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The earthquake

Magnitude
5.8 (mb), moderate
Local time
UTC
1973-06-15 12:11:02 UTC
Depth
48.0 km (29.8 mi), shallow
Epicenter
51.304° N, 179.392° 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
105

Nearby

Within 100 km, magnitude 2.5 and up: 3 in the 60 days after this one and 3 in the 30 days before it.

After

  1. 5.4204 km WSW of Adak, Alaska · 19457 days ago · 50 km deep · 4 km away
  2. 4.4190 km WSW of Adak, Alaska · 19456 days ago · 51 km deep · 15 km away
  3. 4.6104 km WSW of Adak, Alaska · 19405 days ago · 55 km deep · 97 km away

Before

  1. 4.1239 km WSW of Adak, Alaska · 19474 days ago · 46 km deep · 38 km away
  2. 4.9221 km WSW of Adak, Alaska · 19477 days ago · 56 km deep · 20 km away
  3. 5.8222 km WSW of Adak, Alaska · 19477 days ago · 39 km deep · 26 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0000263 (also filed as ushis3236, iscgem759382). Read Tue, Sep 22, 2026, 8:40 AM UTC.