June 25: Recurrent seismic activity at sea near Graciosa – Azores
25 June 2016
The Center for Seismic-Volcanic Surveillance of the Azores (CVISA) has recorded today, June 25, multiple recurrent seismic events, of low intensity, at sea near Graciosa island. Local CVISA observers considered the current seismic activity “above normal.” A total of 28 seismic events – the most intense reaching magnitude 1.5 on the Richter scale – were […]












