M4.0 earthquake 5 km ENE of Badger, Alaska
A magnitude 4.0 earthquake struck 5 km ENE of Badger, Alaska on Sat, Sep 17, 1977, 12:25 PM GMT-9 (21:25 UTC), 20 km (12 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.0 (ml), light
- Local time
- UTC
- 1977-09-17 21:25:21 UTC
- Depth
- 20.0 km (12.4 mi), shallow
- Epicenter
- 64.816° N, 147.431° 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
- 21
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 1 in the 60 days after this one and 0 in the 30 days before it.
After
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000qpy. Read Tue, Sep 22, 2026, 8:40 AM UTC.