M3.3 earthquake 12 km N of Cantwell, Alaska
A magnitude 3.3 earthquake struck 12 km N of Cantwell, Alaska on Sun, Dec 28, 1975, 2:36 PM GMT-10 (00:36 UTC), 104 km (65 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.3 (ml), minor
- Local time
- UTC
- 1975-12-29 00:36:18 UTC
- Depth
- 104.0 km (64.6 mi), intermediate-depth
- Epicenter
- 63.502° N, 148.984° 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
- 14
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 0 in the 30 days before it.
None recorded.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp0000e4u. Read Tue, Sep 22, 2026, 11:00 AM UTC.