Earthquakes in Antey-Saint-André
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~11 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 = 0.076 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Antey-Saint-André plus nearby towns.
The seismic history of Antey-Saint-André
The earthquakes that were actually felt in Antey-Saint-André 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 61 km away
- 1887NF23 February 1887
Imperceptible: only instruments record it.
Liguria occidentale earthquake (M6.3), epicentre 215 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 44 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?
Antey-Saint-André 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 Aosta19 events · 30gAosta Valley region19 events · 30gFrequently asked questions
Were there earthquakes today in Antey-Saint-André?
No, no quakes were recorded today in the Antey-Saint-André area: the latest nearby dates back to yesterday.
Is Antey-Saint-André a seismic area?
Antey-Saint-André 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 Antey-Saint-André?
In the last ~11 years of INGV data, the strongest within 30 km of Antey-Saint-André was magnitude 3.9, in 2021.
When was the last quake near Antey-Saint-André?
The last quake recorded within 30 km of Antey-Saint-André was yesterday.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)