Earthquakes in Bianzone
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 = 0.084 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Bianzone plus nearby towns.
The seismic history of Bianzone
The earthquakes that were actually felt in Bianzone over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1999II-III31 December 1999
Light: felt by few people, like a passing truck.
Alpi Retiche earthquake (M4.1), epicentre 43 km away
- 1999III-IV29 December 1999
Moderate: felt by many indoors; glasses and dishes rattle.
Alpi Retiche earthquake (M4.8), epicentre 42 km away
- 1989III-IV13 September 1989
Moderate: felt by many indoors; glasses and dishes rattle.
Prealpi Vicentine earthquake (M4.8), epicentre 97 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 59 km from Giudicarie, 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
32 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Bianzone 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 Sondrio5 events · 30gLombardy region11 events · 30gFrequently asked questions
Were there earthquakes today in Bianzone?
No, no quakes were recorded today in the Bianzone area: the latest nearby dates back to 7 months ago.
Is Bianzone a seismic area?
Bianzone 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 Bianzone?
In the last ~12 years of INGV data, the strongest within 30 km of Bianzone was magnitude 3.1, in 2016.
When was the last quake near Bianzone?
The last quake recorded within 30 km of Bianzone 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)