211 Pozzuoli Ground Ruptures Link to Vesuvius — Steam Explosions Could Trigger Catastrophe

29 Jan 2026A ground rupture in Pozzuoli, Italy, created a direct geological connection between the Campi Flegrei supervolcano and Mount Vesuvius. This connection, discovered after a magnitude 4.4 earthquake, has led to increased seismic activity, thermal spikes, and steam emissions from both volcanoes, raising concerns about a potential catastrophic eruption. The interconnected nature of the Campi Flegrei caldera, with its complex network of magma chambers, further complicates the situation, as pressure changes in one chamber can affect the entire system.A ground rupture in March 2025 has reactivated a direct physical pathway between the Campi Flegrei and Vesuvius volcanoes, potentially linking them into a single, unified threat. This reactivation could lead to simultaneous eruptions, posing a catastrophic risk to the Naples metropolitan area and potentially triggering a chain reaction of eruptions across the Mediterranean. The scientific community is alarmed, and the Italian government has raised the alert level for both volcanoes to the highest possible level.