- #1
- 21,869
- 6,259
- Some 1,800 earthquakes hit Sao Jorge island
- Experts fear stronger tremor, volcanic eruption
- Authorities prepare preventive measures
Possible volcanic activity
https://www.volcanodiscovery.com/earthquakes/azores.html
Along the west end of the East Azores fracture zone, east of where it intersects with the Mid-Atlantic Ridge. The east end of the fracture zone near Portugal and Spain is also seeing seismic activity.