M5.0 earthquake 71 km WSW of Attu Station, Alaska
A magnitude 5.0 earthquake struck 71 km WSW of Attu Station, Alaska on Tue, Nov 10, 1987, 3:27 PM GMT+11 (04:27 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
- 5.0 (mb), moderate
- Local time
- UTC
- 1987-11-10 04:27:26 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 52.673° N, 172.165° 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 2.0 and up: 0 in the 60 days after this one and 2 in the 30 days before it.
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0003a0x. Read Tue, Sep 22, 2026, 10:27 AM UTC.