Earthquakes in Quadrelle
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 = 0.201 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Quadrelle plus nearby towns.
The seismic history of Quadrelle
The earthquakes that were actually felt in Quadrelle over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005III-IV21 May 2005
Moderate: felt by many indoors; glasses and dishes rattle.
Area Nolana earthquake (M4.1), epicentre 14 km away
- 1997NF19 March 1997
Imperceptible: only instruments record it.
Sannio-Matese earthquake (M4.5), epicentre 49 km away
- 1996III-IV3 April 1996
Moderate: felt by many indoors; glasses and dishes rattle.
Irpinia earthquake (M4.9), epicentre 74 km away
- 1991IV26 May 1991
Moderate: felt by many indoors; glasses and dishes rattle.
Potentino earthquake (M5.1), epicentre 101 km away
- 1990VI5 May 1990
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Potentino earthquake (M5.8), epicentre 93 km away
- 1980VI23 November 1980
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Irpinia-Basilicata earthquake (M6.8), epicentre 53 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 25 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
19 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Quadrelle 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 Avellino4 events · 30gCampania region129 events · 30gFrequently asked questions
Were there earthquakes today in Quadrelle?
No, no quakes were recorded today in the Quadrelle area: the latest nearby dates back to 10 months ago.
Is Quadrelle a seismic area?
Quadrelle 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 Quadrelle?
In the last ~12 years of INGV data, the strongest within 30 km of Quadrelle was magnitude 4.0, in 2025.
When was the last quake near Quadrelle?
The last quake recorded within 30 km of Quadrelle was 4 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)