Earthquakes in Castiglion Fiorentino
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~11 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 = 0.155 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Castiglion Fiorentino plus nearby towns.
The seismic history of Castiglion Fiorentino
The earthquakes that were actually felt in Castiglion Fiorentino over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2016IV-V30 October 2016
Rather strong: felt by almost everyone; hanging objects swing.
Valnerina earthquake (M6.6), epicentre 110 km away
- 2001IV-V26 November 2001
Rather strong: felt by almost everyone; hanging objects swing.
Casentino earthquake (M4.6), epicentre 33 km away
- 1998IV-V26 March 1998
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.3), epicentre 73 km away
- 1997IV-V3 October 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 78 km away
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 82 km away
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 84 km away
- 1917VI26 April 1917
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Alta Valtiberina earthquake (M6.0), epicentre 21 km away
- 1911V13 September 1911
Rather strong: felt by almost everyone; hanging objects swing.
Chianti earthquake (M5.1), epicentre 50 km away · observed at Brolio
- 1909IV-V25 August 1909
Rather strong: felt by almost everyone; hanging objects swing.
Crete Senesi earthquake (M5.3), epicentre 48 km away
- 1897VI18 December 1897
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Alta Valtiberina earthquake (M5.1), epicentre 40 km away
- 1796V5 February 1796
Rather strong: felt by almost everyone; hanging objects swing.
Aretino earthquake (M5.0), epicentre 23 km away
- 1789IV-V30 September 1789
Rather strong: felt by almost everyone; hanging objects swing.
Alta Valtiberina earthquake (M5.9), epicentre 30 km away
…and 26 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 21 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?
Castiglion Fiorentino 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 Arezzo19 events · 30gTuscany region53 events · 30gFrequently asked questions
Were there earthquakes today in Castiglion Fiorentino?
No, no quakes were recorded today in the Castiglion Fiorentino area: the latest nearby dates back to 2 months ago.
Is Castiglion Fiorentino a seismic area?
Castiglion Fiorentino 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 Castiglion Fiorentino?
In the last ~11 years of INGV data, the strongest within 30 km of Castiglion Fiorentino was magnitude 2.9, in 2023.
When was the last quake near Castiglion Fiorentino?
The last quake recorded within 30 km of Castiglion Fiorentino was 13 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)