Earthquakes in San Martino Sannita
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?
The most severe class: strong earthquakes are possible here and buildings follow the strictest anti-seismic rules.
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 = 0.250 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Martino Sannita plus nearby towns.
The seismic history of San Martino Sannita
The earthquakes that were actually felt in San Martino Sannita over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1990VI-VII5 May 1990
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Potentino earthquake (M5.8), epicentre 84 km away
- 1980VII23 November 1980
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia-Basilicata earthquake (M6.8), epicentre 45 km away
- 1962VII21 August 1962
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia earthquake (M6.2), epicentre 21 km away
- 1962VII21 August 1962
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia earthquake (M6.2), epicentre 21 km away · observed at Cucciano
- 1962VI-VII21 August 1962
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia earthquake (M6.2), epicentre 21 km away · observed at Terranova
- 1930VII-VIII23 July 1930
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Irpinia earthquake (M6.7), epicentre 40 km away
- 1930VII23 July 1930
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia earthquake (M6.7), epicentre 40 km away · observed at San Giacomo
- 1805VIII26 July 1805
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Molise earthquake (M6.7), epicentre 57 km away
- 1732VIII-IX29 November 1732
Destructive: many buildings partly or fully collapse.
Irpinia earthquake (M6.8), epicentre 19 km away · observed at Cucciano
- 1732VIII29 November 1732
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Irpinia earthquake (M6.8), epicentre 19 km away · observed at Mancusi
- 1732VII-VIII29 November 1732
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Irpinia earthquake (M6.8), epicentre 19 km away · observed at Lentace
- 1688VIII5 June 1688
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Sannio earthquake (M7.1), epicentre 34 km away · observed at Cucciano
…and 14 more documented effects in this town's history.
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 9 km from Mirabella Eclano-Monteverde, 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?
San Martino Sannita is among the quietest towns of its province: very few epicentres are recorded here.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Benevento4 events · 30gCampania region129 events · 30gFrequently asked questions
Were there earthquakes today in San Martino Sannita?
No, no quakes were recorded today in the San Martino Sannita area: the latest nearby dates back to 1 month ago.
Is San Martino Sannita a seismic area?
San Martino Sannita is classified in seismic zone 1 by the Civil Protection. The most severe class: strong earthquakes are possible here and buildings follow the strictest anti-seismic rules.
What was the strongest earthquake near San Martino Sannita?
In the last ~12 years of INGV data, the strongest within 30 km of San Martino Sannita was magnitude 4.0, in 2025.
When was the last quake near San Martino Sannita?
The last quake recorded within 30 km of San Martino Sannita was 20 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)