Magnitude
M 7.9
Depth
33 km
Date
1975
Tsunami
No
Azores-Cape St. Vincent Ridge - a magnitude 7.9 earthquake at 33 km depth in 1975. Epicenter: 36.00, -17.65.
Faults that produced a quake this large don't go quiet for good. Get a real-time alert the moment the ground moves near you with the free QuakeMate app. For the full seismological record of this event, see the official USGS event page .
Be warned before the next one.
QuakeMate sends a real-time alert the instant an earthquake strikes near you - plus tsunami and volcano warnings.
Get QuakeMate free