Earthquakes in Castiglion Fibocchi
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?
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 = 0.146 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Castiglion Fibocchi plus nearby towns.
The seismic history of Castiglion Fibocchi
The earthquakes that were actually felt in Castiglion Fibocchi over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2003NF7 December 2003
Imperceptible: only instruments record it.
Forlivese earthquake (M4.2), epicentre 77 km away
- 2001IV-V26 November 2001
Rather strong: felt by almost everyone; hanging objects swing.
Casentino earthquake (M4.6), epicentre 30 km away
- 2000NF22 June 2000
Imperceptible: only instruments record it.
Bacino di Gubbio earthquake (M4.5), epicentre 60 km away
- 1998NF5 April 1998
Imperceptible: only instruments record it.
Appennino umbro-marchigiano earthquake (M4.8), epicentre 92 km away
- 1997NF14 October 1997
Imperceptible: only instruments record it.
Valnerina earthquake (M5.6), epicentre 118 km away
- 1997NF2 October 1997
Imperceptible: only instruments record it.
Alta Valtiberina earthquake (M4.4), epicentre 35 km away
- 1997III26 September 1997
Light: felt by few people, like a passing truck.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 109 km away
- 1993NF5 June 1993
Imperceptible: only instruments record it.
Valle del Topino earthquake (M4.7), epicentre 92 km away
- 1993NF17 January 1993
Imperceptible: only instruments record it.
Alta Valtiberina earthquake (M4.3), epicentre 38 km away
- 1991NF14 January 1991
Imperceptible: only instruments record it.
Casentino earthquake (M4.3), epicentre 27 km away
- 1948IV13 June 1948
Moderate: felt by many indoors; glasses and dishes rattle.
Alta Valtiberina earthquake (M5.0), epicentre 31 km away
- 1909IV-V25 August 1909
Rather strong: felt by almost everyone; hanging objects swing.
Crete Senesi earthquake (M5.3), epicentre 52 km away
…and 5 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 9 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 Fibocchi records more quakes than the average of its province.
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 Fibocchi?
No, no quakes were recorded today in the Castiglion Fibocchi area: the latest nearby dates back to 24 days ago.
Is Castiglion Fibocchi a seismic area?
Castiglion Fibocchi 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 Castiglion Fibocchi?
In the last ~11 years of INGV data, the strongest within 30 km of Castiglion Fibocchi was magnitude 3.5, in 2026.
When was the last quake near Castiglion Fibocchi?
The last quake recorded within 30 km of Castiglion Fibocchi was 20 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)