M4.6 earthquake Greenland Sea
A magnitude 4.6 earthquake struck in the Greenland Sea on Mon, Mar 12, 1973, 6:44 PM GMT+1 (17:44 UTC), 33 km (21 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.6 (mb), light
- Local time
- UTC
- 1973-03-12 17:44:13 UTC
- Depth
- 33.0 km (20.5 mi), shallow
- Epicenter
- 73.748° N, 9.198° E
- Region
- Greenland
- 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
- Stations used
- 15
Nearby
Within 100 km, magnitude 1.6 and up: 0 in the 60 days after this one and 1 in the 30 days before it.
Before
Earthquakes todayGreenland earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usp00000xt. Read Tue, Sep 22, 2026, 9:44 PM UTC.