M7.4 earthquake Baffin Bay
A magnitude 7.4 earthquake struck in Baffin Bay on Mon, Nov 20, 1933, 6:21 PM GMT-5 (23:21 UTC), 15 km (9 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 7.4 (mw), major
- Local time
- UTC
- 1933-11-20 23:21:35 UTC
- Depth
- 15.0 km (9.3 mi), shallow
- Epicenter
- 73.148° N, 70.072° W
- 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.
- Magnitude uncertainty
- ±0.30
- Depth from
- From location
Nearby
Within 100 km, magnitude 2.5 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 iscgem905919. Read Tue, Sep 22, 2026, 3:39 AM UTC.