Earthquakes today in Polonghera
Today, within 30 km: no earthquakes recorded (updated at 11:33). Latest: M0.7 on 31 August 2026 at 03:57, 3 km North of Sanfront, 12 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 Polonghera: 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 = 0.086 g (10% probability of exceedance in 50 years, rigid soil).
“Within 30 km”: epicentres less than 30 km from the centre of Polonghera. “In the town”: quakes whose nearest town to the epicentre is Polonghera.
The seismic history of Polonghera
The earthquakes that were actually felt in Polonghera over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1993NF17 July 1993
Imperceptible: only instruments record it.
Liguria occidentale earthquake (M4.3), epicentre 83 km away
- 1990V11 February 1990
Rather strong: felt by almost everyone; hanging objects swing.
Torinese earthquake (M4.7), epicentre 15 km away
- 1989NF26 December 1989
Imperceptible: only instruments record it.
Mar Ligure earthquake (M4.5), epicentre 142 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 6 km from Southern 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?
Polonghera 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 Cuneo37 events · last 30 daysPiedmont region58 events · last 30 daysFrequently asked questions
Were there earthquakes near Polonghera today?
No, no quakes were recorded today within 30 km of Polonghera. The latest dates back to 31 August 2026.
Is Polonghera a seismic area?
Polonghera 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 Polonghera?
In the INGV catalogue since 2015, the strongest earthquake within 30 km of Polonghera was magnitude 3.4, on 26 February 2022.
When was the last quake near Polonghera?
The last quake recorded within 30 km of Polonghera dates back to 31 August 2026, magnitude 0.7.
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)