Earthquakes in Castelbianco
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 = 0.124 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Castelbianco plus nearby towns.
The seismic history of Castelbianco
The earthquakes that were actually felt in Castelbianco over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1995III-IV21 April 1995
Moderate: felt by many indoors; glasses and dishes rattle.
Liguria occidentale earthquake (M4.4), epicentre 54 km away · observed at Castelbianco (Veravo)
- 1989III-IV26 December 1989
Moderate: felt by many indoors; glasses and dishes rattle.
Mar Ligure earthquake (M4.5), epicentre 80 km away · observed at Castelbianco (Veravo)
- 1887VI23 February 1887
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Liguria occidentale earthquake (M6.3), epicentre 25 km away · observed at Castelbianco (Veravo)
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 27 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?
Castelbianco 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 Savona5 events · 30gLiguria region13 events · 30gFrequently asked questions
Were there earthquakes today in Castelbianco?
No, no quakes were recorded today in the Castelbianco area: the latest nearby dates back to 19 days ago.
Is Castelbianco a seismic area?
Castelbianco 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 Castelbianco?
In the last ~12 years of INGV data, the strongest within 30 km of Castelbianco was magnitude 2.4, in 2015.
When was the last quake near Castelbianco?
The last quake recorded within 30 km of Castelbianco was 13 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)