Earthquakes in Valsavarenche
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 = 0.098 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Valsavarenche plus nearby towns.
The seismic history of Valsavarenche
The earthquakes that were actually felt in Valsavarenche over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005III-IV8 September 2005
Moderate: felt by many indoors; glasses and dishes rattle.
Massif du Mont-Blanc earthquake (M4.4), epicentre 60 km away · observed at Valsavarenche (Dégioz)
- 1996NF31 March 1996
Imperceptible: only instruments record it.
Valle d'Aosta earthquake (M4.2), epicentre 48 km away · observed at Valsavarenche (Dégioz)
- 1987IV3 July 1987
Moderate: felt by many indoors; glasses and dishes rattle.
Canavese earthquake (M4.1), epicentre 32 km away · observed at Valsavarenche (Dégioz)
- 1887III23 February 1887
Light: felt by few people, like a passing truck.
Liguria occidentale earthquake (M6.3), epicentre 195 km away · observed at Valsavarenche (Dégioz)
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 41 km from Chamonix, 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?
Valsavarenche 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 Aosta3 events · 30gAosta Valley region3 events · 30gFrequently asked questions
Were there earthquakes today in Valsavarenche?
No, no quakes were recorded today in the Valsavarenche area: the latest nearby dates back to 1 month ago.
Is Valsavarenche a seismic area?
Valsavarenche 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 Valsavarenche?
In the last ~12 years of INGV data, the strongest within 30 km of Valsavarenche was magnitude 3.4, in 2026.
When was the last quake near Valsavarenche?
The last quake recorded within 30 km of Valsavarenche 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)