Earthquakes in Bisaccia
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 = 0.237 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Bisaccia plus nearby towns.
The seismic history of Bisaccia
The earthquakes that were actually felt in Bisaccia over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1996V3 April 1996
Rather strong: felt by almost everyone; hanging objects swing.
Irpinia earthquake (M4.9), epicentre 39 km away
- 1990IV-V5 May 1990
Rather strong: felt by almost everyone; hanging objects swing.
Potentino earthquake (M5.8), epicentre 43 km away
- 1982V15 August 1982
Rather strong: felt by almost everyone; hanging objects swing.
Irpinia earthquake (M5.3), epicentre 22 km away
- 1980VIII23 November 1980
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Irpinia-Basilicata earthquake (M6.8), epicentre 19 km away
- 1962VI21 August 1962
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Irpinia earthquake (M6.2), epicentre 43 km away
- 1933VI7 March 1933
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Irpinia earthquake (M5.0), epicentre 3 km away
- 1930VIII-IX23 July 1930
Destructive: many buildings partly or fully collapse.
Irpinia earthquake (M6.7), epicentre 9 km away
- 1910VII7 June 1910
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Irpinia-Basilicata earthquake (M5.8), epicentre 12 km away
- 1851VI14 August 1851
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Vulture earthquake (M6.5), epicentre 26 km away
- 1805VI26 July 1805
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Molise earthquake (M6.7), epicentre 93 km away
- 1732VIII29 November 1732
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Irpinia earthquake (M6.8), epicentre 27 km away
- 1694IX8 September 1694
Destructive: many buildings partly or fully collapse.
Irpinia-Basilicata earthquake (M6.7), epicentre 16 km away
…and 15 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 sits above this source area: the deep structure where this area's earthquakes can originate.
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?
Bisaccia records more quakes than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Avellino4 events · 30gCampania region129 events · 30gFrequently asked questions
Were there earthquakes today in Bisaccia?
No, no quakes were recorded today in the Bisaccia area: the latest nearby dates back to 5 days ago.
Is Bisaccia a seismic area?
Bisaccia 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 Bisaccia?
In the last ~12 years of INGV data, the strongest within 30 km of Bisaccia was magnitude 3.5, in 2023.
When was the last quake near Bisaccia?
The last quake recorded within 30 km of Bisaccia was 5 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)