6.6Strong

M 6.6 - northern Mid-Atlantic Ridge

northern Mid-Atlantic Ridge

March 21, 2026 at 9:16 PM UTC

Seismic Data

Magnitude
M6.6
Strong
Depth
10.0 km
below surface
Coordinates
23.8496ยฐN, 45.8331ยฐW
epicenter
Shakemap MMI
0.0
Modified Mercalli Intensity

About This Earthquake

This was a strong earthquake registering M6.6 on the moment magnitude scale. It struck at northern Mid-Atlantic Ridge at a depth of 10.0 km below the surface.

The earthquake occurred on March 21, 2026 at 9:16 PM UTC. View the full USGS event page for detailed waveform data, station information, and ShakeMap products: USGS Event us6000si5l.

Frequently Asked Questions

How strong was the northern Mid-Atlantic Ridge earthquake?

This was a strong earthquake with a magnitude of 6.6. Earthquakes of this magnitude can cause significant structural damage.

Where was the northern Mid-Atlantic Ridge earthquake felt?

The earthquake occurred at northern Mid-Atlantic Ridge at a depth of 10.0 km.

M6.6 Strong Earthquake - northern Mid-Atlantic Ridge | USGS