Earthquakes in Sesto Fiorentino
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 = 0.139 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Sesto Fiorentino plus nearby towns.
The seismic history of Sesto Fiorentino
The earthquakes that were actually felt in Sesto Fiorentino over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1973V20 April 1973
Rather strong: felt by almost everyone; hanging objects swing.
Fiorentino earthquake (M4.4), epicentre 1 km away · observed at Cercina
- 1973V20 April 1973
Rather strong: felt by almost everyone; hanging objects swing.
Fiorentino earthquake (M4.4), epicentre 1 km away · observed at Colonnata
- 1973V20 April 1973
Rather strong: felt by almost everyone; hanging objects swing.
Fiorentino earthquake (M4.4), epicentre 1 km away · observed at Querceto
- 1919VI29 June 1919
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Mugello earthquake (M6.4), epicentre 24 km away
- 1918V10 November 1918
Rather strong: felt by almost everyone; hanging objects swing.
Appennino forlivese earthquake (M6.0), epicentre 57 km away
- 1914V27 October 1914
Rather strong: felt by almost everyone; hanging objects swing.
Lucchesia earthquake (M5.6), epicentre 52 km away
- 1895VII18 May 1895
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away · observed at Cercina
- 1895VII18 May 1895
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away · observed at Padule
- 1895VI18 May 1895
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away · observed at Montorsoli Stazione
- 1895VI18 May 1895
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away · observed at Colonnata
- 1895VI18 May 1895
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away · observed at Quinto
- 1895VI18 May 1895
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Fiorentino earthquake (M5.5), epicentre 16 km away
…and 25 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 15 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?
Sesto Fiorentino 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 Firenze7 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Sesto Fiorentino?
No, no quakes were recorded today in the Sesto Fiorentino area: the latest nearby dates back to 7 days ago.
Is Sesto Fiorentino a seismic area?
Sesto Fiorentino 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 Sesto Fiorentino?
In the last ~12 years of INGV data, the strongest within 30 km of Sesto Fiorentino was magnitude 4.5, in 2019.
When was the last quake near Sesto Fiorentino?
The last quake recorded within 30 km of Sesto Fiorentino was 7 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)