Earthquakes in Valentano
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 = 0.140 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Valentano plus nearby towns.
The seismic history of Valentano
The earthquakes that were actually felt in Valentano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 102 km away
- 1997IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 99 km away
- 1994IV9 February 1994
Moderate: felt by many indoors; glasses and dishes rattle.
Val di Paglia earthquake (M3.5), epicentre 26 km away
- 1979IV19 September 1979
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M5.8), epicentre 97 km away
- 1971VI6 February 1971
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Tuscania earthquake (M4.8), epicentre 17 km away
- 1957IV6 December 1957
Moderate: felt by many indoors; glasses and dishes rattle.
Orvietano earthquake (M5.0), epicentre 23 km away
- 1940IV16 October 1940
Moderate: felt by many indoors; glasses and dishes rattle.
Val di Paglia earthquake (M5.3), epicentre 33 km away
- 1919V10 September 1919
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.4), epicentre 22 km away
- 1915V13 January 1915
Rather strong: felt by almost everyone; hanging objects swing.
Marsica earthquake (M7.1), epicentre 157 km away
- 1889V-VI21 July 1889
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Ischia di Castro earthquake (M4.4), epicentre 2 km away
- 1695VI-VII11 June 1695
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Lazio settentrionale earthquake (M5.8), epicentre 26 km away
- 1647V-VI17 May 1647
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Viterbese earthquake (M4.8), epicentre 35 km away
…and 11 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 75 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
60 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Valentano is about average for its province in recorded quakes.
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 region78 events · 30gFrequently asked questions
Were there earthquakes today in Valentano?
No, no quakes were recorded today in the Valentano area: the latest nearby dates back to 16 days ago.
Is Valentano a seismic area?
Valentano 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 Valentano?
In the last ~12 years of INGV data, the strongest within 30 km of Valentano was magnitude 4.1, in 2016.
When was the last quake near Valentano?
The last quake recorded within 30 km of Valentano was 16 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)