M6.6 Earthquake — northern Mid-Atlantic Ridge
M6.6 Earthquake — northern Mid-Atlantic Ridge is one of 9,000 earthquakes in the SeismicGuard dataset. Key details — Magnitude: 6.6; Location: northern Mid-Atlantic Ridge; Date/time (UTC): 2026-03-21 12:16 UTC.
| Magnitude | 6.6 |
|---|---|
| Location | northern Mid-Atlantic Ridge |
| Date/time (UTC) | 2026-03-21 12:16 UTC |
| Depth (km) | 10 |
| Felt reports | 0 |
| Impact alert | Green (minimal impact) |
| Tsunami flag | Yes |
| USGS event ID | us6000si5l |
| Official record | https://earthquake.usgs.gov/earthquakes/eventpage/us6000si5l |