Earthquakes in Sutri
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 = 0.079 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Sutri plus nearby towns.
The seismic history of Sutri
The earthquakes that were actually felt in Sutri over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005III22 August 2005
Light: felt by few people, like a passing truck.
Costa laziale earthquake (M4.8), epicentre 98 km away
- 1997III14 October 1997
Light: felt by few people, like a passing truck.
Valnerina earthquake (M5.6), epicentre 92 km away
- 1997III-IV3 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 102 km away
- 1997IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 103 km away
- 1997III-IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 100 km away
- 1979IV-V19 September 1979
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M5.8), epicentre 81 km away
- 1969IV2 July 1969
Moderate: felt by many indoors; glasses and dishes rattle.
Monti della Tolfa earthquake (M4.8), epicentre 21 km away
- 1927III11 October 1927
Light: felt by few people, like a passing truck.
Marsica earthquake (M5.2), epicentre 110 km away
- 1922III29 December 1922
Light: felt by few people, like a passing truck.
Val Roveto earthquake (M5.2), epicentre 125 km away
- 1915V13 January 1915
Rather strong: felt by almost everyone; hanging objects swing.
Marsica earthquake (M7.1), epicentre 109 km away
- 1877IV23 December 1877
Moderate: felt by many indoors; glasses and dishes rattle.
Viterbese earthquake (M4.7), epicentre 12 km away
- 1699VI-VII9 May 1699
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Viterbese earthquake (M4.4), epicentre 18 km away
…and 4 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 60 km from Salto Lake-Ovindoli-Barrea, 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
4 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Sutri 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 Viterbo1 events · 30gLazio region80 events · 30gFrequently asked questions
Were there earthquakes today in Sutri?
No, no quakes were recorded today in the Sutri area: the latest nearby dates back to 35 months ago.
Is Sutri a seismic area?
Sutri 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 Sutri?
In the last ~12 years of INGV data, the strongest within 30 km of Sutri was magnitude 2.5, in 2017.
When was the last quake near Sutri?
The last quake recorded within 30 km of Sutri was 26 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)