Overview

• The quake struck at 12:47 on June 30 near Bacoli at a depth of about 5 km and tied the record for the strongest tremor in the Campi Flegrei caldera over the past 40 years.
• A magnitude 2.2 aftershock followed at 12:51, continuing a seismic swarm that has unsettled the Gulf of Bacoli region for months.
• No casualties or serious damage have been reported, according to Mayor Luigi Manzoni and Protezione Civile officials.
• Public transport was halted as safety protocols paused Cumana and Circumflegrea rail lines and Naples Metro Line 2 for structural inspections.
• Researchers at INGV’s Osservatorio Vesuviano are maintaining round-the-clock seismic and ground-uplift monitoring to gauge evolving risks.