Earthquake M 3.9 · Azores-Cape St. Vincent Ridge · 22 October 1991, 17:53:35 UTC
M 3.9 M
Azores-Cape St. Vincent Ridge
Mainland · 10.0 km deep · 36.56°, -12.50°
Magnitude by IPMA
Source: ISC · USGS
Nearby earthquakes
No other earthquakes within 50 km in the week before and after.