Earthquakes in Frossasco
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 = 0.128 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Frossasco plus nearby towns.
The seismic history of Frossasco
The earthquakes that were actually felt in Frossasco over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2011V25 July 2011
Rather strong: felt by almost everyone; hanging objects swing.
Torinese earthquake (M4.7), epicentre 8 km away
- 1995IV-V4 January 1995
Rather strong: felt by almost everyone; hanging objects swing.
Val Chisone earthquake (M3.7), epicentre 9 km away
- 1991III11 February 1991
Light: felt by few people, like a passing truck.
Briançonnais earthquake (M4.3), epicentre 46 km away
- 1990VI11 February 1990
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Torinese earthquake (M4.7), epicentre 17 km away
- 1980V-VI5 January 1980
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Torinese earthquake (M4.8), epicentre 8 km away
- 1972II-III18 January 1972
Light: felt by few people, like a passing truck.
Liguria occidentale earthquake (M4.6), epicentre 105 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 128 km away
- 1886VI5 September 1886
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Torinese earthquake (M5.2), epicentre 10 km away
- 1808VI-VII2 April 1808
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Val Pellice earthquake (M5.6), epicentre 14 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 5 km from Western 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?
Frossasco 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 Torino12 events · 30gPiedmont region34 events · 30gFrequently asked questions
Were there earthquakes today in Frossasco?
No, no quakes were recorded today in the Frossasco area: the latest nearby dates back to 4 days ago.
Is Frossasco a seismic area?
Frossasco 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 Frossasco?
In the last ~12 years of INGV data, the strongest within 30 km of Frossasco was magnitude 3.7, in 2016.
When was the last quake near Frossasco?
The last quake recorded within 30 km of Frossasco was 6 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)