M4.8 earthquake 236 km SE of Attu Station, Alaska
A magnitude 4.8 earthquake struck 236 km SE of Attu Station, Alaska on Mon, May 13, 1985, 10:59 PM GMT+12 (10:59 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (mb), light
- Local time
- UTC
- 1985-05-13 10:59:18 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 51.390° N, 175.703° 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.
How well it is located
Reviewed by a seismologist.
- Depth from
- OPERATOR_ASSIGNED
Nearby
Within 100 km, magnitude 1.8 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0002esb. Read Tue, Sep 22, 2026, 8:53 AM UTC.