Earthquakes today in Colleretto Castelnuovo
Today, within 30 km: no earthquakes recorded (updated at 10:45). Latest: M0.8 on 26 August 2026 at 11:34, 2 km South of Traves, 11 km deep.
Seismic activity within 30 km
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is Colleretto Castelnuovo: zone 3
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 = 0.051 g (10% probability of exceedance in 50 years, rigid soil).
Why the ground rarely shakes here
Colleretto Castelnuovo sits in one of the most stable areas of Italy: far from the boundary between the Eurasian and African plates, on ancient, rigid crust that hardly accumulates tectonic stress any more.
That is why earthquakes here are rare and almost always weak: a small geological privilege.
“Within 30 km”: epicentres less than 30 km from the centre of Colleretto Castelnuovo. “In the town”: quakes whose nearest town to the epicentre is Colleretto Castelnuovo.
The seismic history of Colleretto Castelnuovo
The earthquakes that were actually felt in Colleretto Castelnuovo over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005II8 September 2005
Very light: felt only by a few people at rest, on upper floors.
Massif du Mont-Blanc earthquake (M4.4), epicentre 91 km away
- 2005V5 July 2005
Rather strong: felt by almost everyone; hanging objects swing.
Canavese earthquake (M3.5), epicentre 13 km away
- 1887IV23 February 1887
Moderate: felt by many indoors; glasses and dishes rattle.
Liguria occidentale earthquake (M6.3), epicentre 174 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 33 km from Western Piemonte, 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).
Over time within 30 km
Earthquake map within 30 km
60 eventsLatest earthquakes within 30 km
Nearby towns
How does it compare with the surroundings?
Colleretto Castelnuovo 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 Torino15 events · last 30 daysPiedmont region58 events · last 30 daysFrequently asked questions
Were there earthquakes near Colleretto Castelnuovo today?
No, no quakes were recorded today within 30 km of Colleretto Castelnuovo. The latest dates back to 26 August 2026.
Is Colleretto Castelnuovo a seismic area?
Colleretto Castelnuovo 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 Colleretto Castelnuovo?
In the INGV catalogue since 2015, the strongest earthquake within 30 km of Colleretto Castelnuovo was magnitude 2.7, on 6 July 2016.
When was the last quake near Colleretto Castelnuovo?
The last quake recorded within 30 km of Colleretto Castelnuovo dates back to 26 August 2026, magnitude 0.8.
Tip. Click a nearby town to explore its seismicity.
Sources:INGV earthquake catalogueDBMI15 macroseismic historyCivil Protection seismic classification
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)