Earthquakes in San Polo dei Cavalieri
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?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
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 = 0.152 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Polo dei Cavalieri plus nearby towns.
The seismic history of San Polo dei Cavalieri
The earthquakes that were actually felt in San Polo dei Cavalieri over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001NF20 December 2001
Imperceptible: only instruments record it.
Valle dell'Aniene earthquake (M4.0), epicentre 20 km away
- 2000III13 November 2000
Light: felt by few people, like a passing truck.
Valle dell'Aniene earthquake (M3.6), epicentre 16 km away
- 2000V11 March 2000
Rather strong: felt by almost everyone; hanging objects swing.
Valle dell'Aniene earthquake (M4.3), epicentre 18 km away
- 1997IV-V6 November 1997
Rather strong: felt by almost everyone; hanging objects swing.
Monti Tiburtini earthquake (M4.2), epicentre 8 km away
- 1997IV14 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M5.6), epicentre 95 km away
- 1997III-IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 109 km away
- 1990III19 June 1990
Light: felt by few people, like a passing truck.
Alto Aniene earthquake (M3.8), epicentre 10 km away
- 1984IV7 May 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Monti della Meta earthquake (M5.9), epicentre 110 km away
- 1961III-IV12 April 1961
Moderate: felt by many indoors; glasses and dishes rattle.
Alto Aniene earthquake (M4.6), epicentre 19 km away
- 1915V-VI5 April 1915
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Valle dell'Aniene earthquake (M4.8), epicentre 7 km away
- 1915VII13 January 1915
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Marsica earthquake (M7.1), epicentre 59 km away
- 1892V22 January 1892
Rather strong: felt by almost everyone; hanging objects swing.
Colli Albani earthquake (M5.1), epicentre 37 km away
…and 2 more documented effects in this town's history.
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 31 km from Castelli Romani, 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?
San Polo dei Cavalieri 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 Roma0 events · 30gLazio region79 events · 30gFrequently asked questions
Were there earthquakes today in San Polo dei Cavalieri?
No, no quakes were recorded today in the San Polo dei Cavalieri area: the latest nearby dates back to 18 days ago.
Is San Polo dei Cavalieri a seismic area?
San Polo dei Cavalieri is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near San Polo dei Cavalieri?
In the last ~12 years of INGV data, the strongest within 30 km of San Polo dei Cavalieri was magnitude 3.6, in 2019.
When was the last quake near San Polo dei Cavalieri?
The last quake recorded within 30 km of San Polo dei Cavalieri was 18 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)