Alaska earthquakes

M4.8 earthquake 212 km SE of Attu Station, Alaska

A magnitude 4.8 earthquake struck 212 km SE of Attu Station, Alaska on Mon, Mar 30, 1981, 3:57 AM GMT+12 (15:57 UTC), 29 km (18 mi) below the surface.

More 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
4.8 (mb), light
Local time
UTC
1981-03-29 15:57:39 UTC
Depth
29.0 km (18.0 mi), shallow
Epicenter
51.464° N, 175.336° E
Region
Alaska
Tsunami flag
No
Status
Reviewed by a seismologist

Did you feel it?

No one has reported feeling this quake to the USGS.

Nearby

Within 100 km, magnitude 1.8 and up: 2 in the 60 days after this one and 4 in the 30 days before it.

After

  1. 4.6204 km SE of Attu Station, Alaska · 16606 days ago · 33 km deep · 9 km away
  2. 4.4242 km SE of Attu Station, Alaska · 16564 days ago · 52 km deep · 41 km away

Before

  1. 4.6210 km SE of Attu Station, Alaska · 16613 days ago · 39 km deep · 4 km away
  2. 5.1218 km SE of Attu Station, Alaska · 16613 days ago · 33 km deep · 8 km away
  3. 4.4251 km ESE of Attu Station, Alaska · 16616 days ago · 59 km deep · 80 km away
  4. 5.1245 km ESE of Attu Station, Alaska · 16643 days ago · 49 km deep · 81 km away

Earthquakes todayAlaska earthquakesLive radar here

Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0001cxt. Read Tue, Sep 22, 2026, 8:02 AM UTC.