Earthquakes in Cetona
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 = 0.144 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Cetona plus nearby towns.
The seismic history of Cetona
The earthquakes that were actually felt in Cetona over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2000III-IV22 June 2000
Moderate: felt by many indoors; glasses and dishes rattle.
Bacino di Gubbio earthquake (M4.5), epicentre 62 km away
- 2000III-IV1 April 2000
Moderate: felt by many indoors; glasses and dishes rattle.
Monte Amiata earthquake (M4.5), epicentre 22 km away
- 1997IV14 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M5.6), epicentre 81 km away
- 1997V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 77 km away
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 80 km away
- 1969V11 August 1969
Rather strong: felt by almost everyone; hanging objects swing.
Lago Trasimeno earthquake (M4.7), epicentre 28 km away
- 1940VI-VII16 October 1940
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Val di Paglia earthquake (M5.3), epicentre 7 km away · observed at Piazze
- 1940VI-VII16 October 1940
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Val di Paglia earthquake (M5.3), epicentre 7 km away
- 1919V-VI10 September 1919
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Val di Paglia earthquake (M5.4), epicentre 19 km away
- 1909V25 August 1909
Rather strong: felt by almost everyone; hanging objects swing.
Crete Senesi earthquake (M5.3), epicentre 47 km away
- 1861VI-VII9 May 1861
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Val di Chiana earthquake (M5.0), epicentre 10 km away
- 1777V5 October 1777
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.1), epicentre 14 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 46 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?
Cetona 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 Siena8 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Cetona?
No, no quakes were recorded today in the Cetona area: the latest nearby dates back to 18 days ago.
Is Cetona a seismic area?
Cetona 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 Cetona?
In the last ~12 years of INGV data, the strongest within 30 km of Cetona was magnitude 4.1, in 2016.
When was the last quake near Cetona?
The last quake recorded within 30 km of Cetona 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)