2 Dec 2025, 08:05 UTC · Dec 2, 3:05 AM ET

M4.6 earthquake central Mid-Atlantic Ridge

A magnitude 4.6 earthquake struck central Mid-Atlantic Ridge at Dec 2, 3:05 AM ET, 10 km deep, light – felt by most people nearby, rattling windows, rarely damage.

M4.3 central Mid-Atlantic RidgeM4.4 central Mid-Atlantic RidgeM4.4 central Mid-Atlantic RidgeM4.4 central Mid-Atlantic RidgeM4.6 central Mid-Atlantic RidgeM4.6 central Mid-Atlantic RidgeM4.6 central Mid-Atlantic RidgeM4.6 central Mid-Atlantic RidgeM4.9 central Mid-Atlantic RidgeM5.1 central Mid-Atlantic RidgeM5.2 central Mid-Atlantic Ridge
under 33–44–55–66+
Magnitude4.6 mb
Time2 Dec 2025, 08:05 UTC
Location9.545°, -40.478° – central Mid-Atlantic Ridge
Depth10.0 km
Felt reports0
USGS eventus6000rvs4
Within 100 km

Other earthquakes nearby this year

Mag.WhereWhen (ET)DepthFelt
5.2central Mid-Atlantic RidgeDec 2, 2:34 AM
319 d ago
10 km–
5.1central Mid-Atlantic RidgeSep 4, 7:38 PM
42 d ago
10 km–
4.9central Mid-Atlantic RidgeMar 15, 6:39 PM
215 d ago
10 km–
4.6central Mid-Atlantic RidgeDec 2, 12:59 AM
319 d ago
10 km–
4.6central Mid-Atlantic RidgeNov 9, 11:38 PM
341 d ago
10 km–
4.6central Mid-Atlantic RidgeSep 29, 8:33 PM
382 d ago
10 km–
4.4central Mid-Atlantic RidgeDec 2, 4:40 AM
318 d ago
10 km–
4.4central Mid-Atlantic RidgeDec 1, 9:19 PM
319 d ago
10 km–
4.4central Mid-Atlantic RidgeDec 1, 9:02 PM
319 d ago
10 km–
4.3central Mid-Atlantic RidgeDec 2, 5:39 AM
318 d ago
10 km–
FAQ

About this earthquake

How strong was the central Mid-Atlantic Ridge earthquake?

Magnitude 4.6 (mb), light – felt by most people nearby, rattling windows, rarely damage. Depth 10 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

2 earthquakes within 100 km in the following two weeks are in our records, the strongest M4.4.

Earthquakes

More

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.

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M4.6 earthquake central Mid-Atlantic Ridge — 77.today