Earthquakes in Cogne
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 = 0.075 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Cogne plus nearby towns.
The seismic history of Cogne
The earthquakes that were actually felt in Cogne over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005IV8 September 2005
Moderate: felt by many indoors; glasses and dishes rattle.
Massif du Mont-Blanc earthquake (M4.4), epicentre 63 km away
- 1980III-IV5 January 1980
Moderate: felt by many indoors; glasses and dishes rattle.
Torinese earthquake (M4.8), epicentre 64 km away
- 1960III23 March 1960
Light: felt by few people, like a passing truck.
Vallese earthquake (M5.0), epicentre 100 km away
- 1892IV5 March 1892
Moderate: felt by many indoors; glasses and dishes rattle.
Valle d'Aosta earthquake (M5.0), epicentre 33 km away
- 1887III-IV23 February 1887
Moderate: felt by many indoors; glasses and dishes rattle.
Liguria occidentale earthquake (M6.3), epicentre 195 km away
- 1886V5 September 1886
Rather strong: felt by almost everyone; hanging objects swing.
Torinese earthquake (M5.2), epicentre 62 km away
- 1877F8 October 1877
Moderate: felt by many indoors; glasses and dishes rattle.
Faucigny earthquake (M5.0), epicentre 99 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 47 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?
Cogne records more quakes than the average of its province.
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 Cogne?
No, no quakes were recorded today in the Cogne area: the latest nearby dates back to 1 month ago.
Is Cogne a seismic area?
Cogne 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 Cogne?
In the last ~12 years of INGV data, the strongest within 30 km of Cogne was magnitude 2.8, in 2025.
When was the last quake near Cogne?
The last quake recorded within 30 km of Cogne 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)