Earthquakes in Chamois
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 = 0.088 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Chamois plus nearby towns.
The seismic history of Chamois
The earthquakes that were actually felt in Chamois over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF8 September 2005
Imperceptible: only instruments record it.
Massif du Mont-Blanc earthquake (M4.4), epicentre 63 km away · observed at Chamois (Corgnolaz)
- 1996III-IV31 March 1996
Moderate: felt by many indoors; glasses and dishes rattle.
Valle d'Aosta earthquake (M4.2), epicentre 18 km away · observed at Chamois (Corgnolaz)
- 1887NF23 February 1887
Imperceptible: only instruments record it.
Liguria occidentale earthquake (M6.3), epicentre 219 km away · observed at Chamois (Corgnolaz)
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 43 km from Western Valais, 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?
Chamois 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 Aosta3 events · 30gAosta Valley region3 events · 30gFrequently asked questions
Were there earthquakes today in Chamois?
No, no quakes were recorded today in the Chamois area: the latest nearby dates back to 1 month ago.
Is Chamois a seismic area?
Chamois 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 Chamois?
In the last ~12 years of INGV data, the strongest within 30 km of Chamois was magnitude 3.9, in 2021.
When was the last quake near Chamois?
The last quake recorded within 30 km of Chamois 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)