Earthquakes in Vetralla
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 = 0.137 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Vetralla plus nearby towns.
The seismic history of Vetralla
The earthquakes that were actually felt in Vetralla over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 107 km away
- 1979IV19 September 1979
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M5.8), epicentre 91 km away
- 1971V-VI6 February 1971
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Tuscania earthquake (M4.8), epicentre 21 km away
- 1971V6 February 1971
Rather strong: felt by almost everyone; hanging objects swing.
Tuscania earthquake (M4.8), epicentre 21 km away · observed at Cura Botte
- 1969V2 July 1969
Rather strong: felt by almost everyone; hanging objects swing.
Monti della Tolfa earthquake (M4.8), epicentre 15 km away · observed at Cura Botte
- 1969V2 July 1969
Rather strong: felt by almost everyone; hanging objects swing.
Monti della Tolfa earthquake (M4.8), epicentre 15 km away
- 1960IV12 July 1960
Moderate: felt by many indoors; glasses and dishes rattle.
Monti Martani earthquake (M4.9), epicentre 62 km away
- 1957IV6 December 1957
Moderate: felt by many indoors; glasses and dishes rattle.
Orvietano earthquake (M5.0), epicentre 45 km away
- 1915V-VI13 January 1915
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Marsica earthquake (M7.1), epicentre 129 km away
- 1877VI23 December 1877
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Viterbese earthquake (M4.7), epicentre 9 km away · observed at Cura Botte
- 1877V23 December 1877
Rather strong: felt by almost everyone; hanging objects swing.
Viterbese earthquake (M4.7), epicentre 9 km away
- 1873IV-V12 March 1873
Rather strong: felt by almost everyone; hanging objects swing.
Appennino marchigiano earthquake (M5.8), epicentre 133 km away
…and 16 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 76 km from Mugello-Citta' di Castello-Leonessa, 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
31 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Vetralla 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 Viterbo1 events · 30gLazio region79 events · 30gFrequently asked questions
Were there earthquakes today in Vetralla?
No, no quakes were recorded today in the Vetralla area: the latest nearby dates back to 11 months ago.
Is Vetralla a seismic area?
Vetralla 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 Vetralla?
In the last ~12 years of INGV data, the strongest within 30 km of Vetralla was magnitude 3.0, in 2024.
When was the last quake near Vetralla?
The last quake recorded within 30 km of Vetralla was 11 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)