Earthquakes in Massa di Somma
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is this area?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
Official Civil Protection classification (upd. 2025), used for building codes.
Hazard describes the long-term expected shaking: it is not a forecast. Technical value: ag = 0.169 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Massa di Somma plus nearby towns.
The seismic history of Massa di Somma
The earthquakes that were actually felt in Massa di Somma over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1694VII8 September 1694
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia-Basilicata earthquake (M6.7), epicentre 86 km away
Source: Italian Macroseismic Database DBMI15 (INGV, CC BY 4.0).
The great earthquakes in this area's history
Almost a thousand years of catalogues: the strongest documented events within ~50 km.
Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).
The closest seismic structure
The town lies about 40 km from Ischia, one of the seismic structures mapped by INGV geologists.
Faults are mapped to build better and understand the territory: knowing them says nothing about when an earthquake will occur, which remains unpredictable. Source: DISS 3.3 (INGV, CC BY 4.0).
Area over time
Earthquake map
60 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Massa di Somma sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Napoli112 events · 30gCampania region129 events · 30gFrequently asked questions
Were there earthquakes today in Massa di Somma?
No, no quakes were recorded today in the Massa di Somma area: the latest nearby dates back to 4 days ago.
Is Massa di Somma a seismic area?
Massa di Somma is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near Massa di Somma?
In the last ~12 years of INGV data, the strongest within 30 km of Massa di Somma was magnitude 4.7, in 2026.
When was the last quake near Massa di Somma?
The last quake recorded within 30 km of Massa di Somma was 3 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)