Earthquakes in Briga Alta
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 = 0.134 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Briga Alta plus nearby towns.
The seismic history of Briga Alta
The earthquakes that were actually felt in Briga Alta over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1989NF26 December 1989
Imperceptible: only instruments record it.
Mar Ligure earthquake (M4.5), epicentre 73 km away · observed at Briga Alta (Piaggia)
- 1966II7 April 1966
Very light: felt only by a few people at rest, on upper floors.
Cuneese earthquake (M4.5), epicentre 24 km away · observed at Upega
- 1966NF7 April 1966
Imperceptible: only instruments record it.
Cuneese earthquake (M4.5), epicentre 24 km away · observed at Briga Alta (Piaggia)
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 45 km from Imperia Promontory, 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?
Briga Alta sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Cuneo22 events · 30gPiedmont region36 events · 30gFrequently asked questions
Were there earthquakes today in Briga Alta?
No, no quakes were recorded today in the Briga Alta area: the latest nearby dates back to 27 days ago.
Is Briga Alta a seismic area?
Briga Alta 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 Briga Alta?
In the last ~12 years of INGV data, the strongest within 30 km of Briga Alta was magnitude 3.3, in 2016.
When was the last quake near Briga Alta?
The last quake recorded within 30 km of Briga Alta was 15 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)