M4.0 earthquake Southern Alaska
A magnitude 4.0 earthquake struck in Southern Alaska on Wed, Feb 25, 1987, 3:26 AM AKST (12:26 UTC), 27 km (17 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 1987-02-25 12:26:33 UTC
- Depth
- 26.7 km (16.6 mi), shallow
- Epicenter
- 60.404° N, 147.539° 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.
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 1 in the 30 days before it.
After
- 3.345 km NNE of Chenega, Alaska · 14461 days ago · 22 km deep · 2 km away
- 4.022 km ENE of Moose Pass, Alaska · 14439 days ago · 34 km deep · 81 km away
- 3.215 km SW of Valdez, Alaska · 14406 days ago · 10 km deep · 88 km away
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00032rt. Read Sat, Oct 3, 2026, 3:55 PM UTC.