Earthquakes in Casalgrasso
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 = 0.069 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Casalgrasso plus nearby towns.
The seismic history of Casalgrasso
The earthquakes that were actually felt in Casalgrasso over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2000NF21 August 2000
Imperceptible: only instruments record it.
Monferrato earthquake (M4.9), epicentre 60 km away
- 1990IV11 February 1990
Moderate: felt by many indoors; glasses and dishes rattle.
Torinese earthquake (M4.7), epicentre 12 km away
- 1989NF26 December 1989
Imperceptible: only instruments record it.
Mar Ligure earthquake (M4.5), epicentre 147 km away
- 1887VI23 February 1887
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Liguria occidentale earthquake (M6.3), epicentre 108 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 7 km from Southern Piemonte, 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?
Casalgrasso is about average for its province in recorded quakes.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Cuneo20 events · 30gPiedmont region34 events · 30gFrequently asked questions
Were there earthquakes today in Casalgrasso?
No, no quakes were recorded today in the Casalgrasso area: the latest nearby dates back to 13 months ago.
Is Casalgrasso a seismic area?
Casalgrasso 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 Casalgrasso?
In the last ~12 years of INGV data, the strongest within 30 km of Casalgrasso was magnitude 3.4, in 2022.
When was the last quake near Casalgrasso?
The last quake recorded within 30 km of Casalgrasso was 1 month ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)