M4.3 earthquake 82 km SSE of Chiniak, Alaska
A magnitude 4.3 earthquake struck 82 km SSE of Chiniak, Alaska on Sat, Dec 8, 1973, 6:35 PM GMT-10 (04:35 UTC), 47 km (29 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb), light
- Local time
- UTC
- 1973-12-09 04:35:43 UTC
- Depth
- 47.0 km (29.2 mi), shallow
- Epicenter
- 56.912° N, 151.806° 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
- 24
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 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 usp00004g2. Read Tue, Sep 22, 2026, 4:16 AM UTC.