Seismovolcanic crisis continues at São Jorge Island, Azores – 33 000 earthquakes in 2 months

Seismovolcanic crisis continues at São Jorge Island, Azores – 33 000 earthquakes in 2 months

The seismovolcanic crisis at the Manadas volcanic fissure system in the NW part of São Jorge Island, Azores has entered its third month. A notable change in seismicity was reported on April 6, when volcano-tectonic earthquakes were detected, suggesting the movement of magma at depth. The last confirmed eruption of this volcano took place in 1808 (VEI 1). 

Magma movement detected under São Jorge, Azores

Magma movement detected under São Jorge, Azores

The seismovolcanic crisis at Manadas volcanic fissure system on the island of  São Jorge, Azores, Portugal continues since March 19, 2022. A notable change was reported on April 6, when volcano-tectonic earthquakes were detected, suggesting the movement of magma at depth. The volcanic alert remains at Level 4 of 6. The last eruption of this volcano took place in 1808 (VEI 1).

Intense earthquake swarm continues at São Jorge, Azores

Intense earthquake swarm continues at São Jorge, Azores

Seismic activity at Manadas volcanic fissure system in the NW part of São Jorge Island, Azores, Portugal continues at a high level for the fourth day in a row. The Civil Protection of Azores is preparing preventive measures in case of a strong earthquake or…

Intense earthquake swarm under São Jorge volcano, Azores

Intense earthquake swarm under São Jorge volcano, Azores

An intense earthquake swarm is shaking the Manadas volcanic fissure system in the NW part of the Sao Jorge Island (population 8 200), Azores, Portugal. The last eruption of this volcano took place in 1808. According to the Center for Seismovolcanic Information and…