Earthquakes in Vignole Borbera
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?
Medium-low seismicity: strong quakes are rare, but not impossible.
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 = 0.094 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Vignole Borbera plus nearby towns.
The seismic history of Vignole Borbera
The earthquakes that were actually felt in Vignole Borbera over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF13 April 2005
Imperceptible: only instruments record it.
Valle del Trebbia earthquake (M3.7), epicentre 33 km away
- 2001IV18 July 2001
Moderate: felt by many indoors; glasses and dishes rattle.
Monferrato earthquake (M4.2), epicentre 39 km away
- 1970NF31 December 1970
Imperceptible: only instruments record it.
Liguria occidentale earthquake (M4.6), epicentre 89 km away
- 1887IV23 February 1887
Moderate: felt by many indoors; glasses and dishes rattle.
Liguria occidentale earthquake (M6.3), epicentre 117 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 18 km from Eastern Monferrato, 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
23 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Vignole Borbera 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 Alessandria0 events · 30gPiedmont region34 events · 30gFrequently asked questions
Were there earthquakes today in Vignole Borbera?
No, no quakes were recorded today in the Vignole Borbera area: the latest nearby dates back to 14 months ago.
Is Vignole Borbera a seismic area?
Vignole Borbera is classified in seismic zone 3 by the Civil Protection. Medium-low seismicity: strong quakes are rare, but not impossible.
What was the strongest earthquake near Vignole Borbera?
In the last ~12 years of INGV data, the strongest within 30 km of Vignole Borbera was magnitude 3.1, in 2020.
When was the last quake near Vignole Borbera?
The last quake recorded within 30 km of Vignole Borbera was 11 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)