M3.8 earthquake 31 km SSE of Chiniak, Alaska
A magnitude 3.8 earthquake struck 31 km SSE of Chiniak, Alaska on Sun, Dec 19, 1982, 7:34 AM GMT-10 (17:34 UTC), 33 km (21 mi) below the surface.
A larger quake followed: M4.3 7 km SE of Old Harbor, Alaska. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.8 (ml), minor
- Local time
- UTC
- 1982-12-19 17:34:32 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 57.352° N, 152.060° 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.
- Depth from
- OPERATOR_ASSIGNED
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 1 in the 30 days before it.
After
Before
Earthquakes todayAlaska earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0001rj4. Read Tue, Sep 22, 2026, 3:38 AM UTC.