Province of Firenze

Earthquakes in Castelfiorentino

1.7
very light
LATEST QUAKE

4 km East of San Casciano in Val di Pesa

12 days ago · 13 Aug, 06:48
Depth 10 km

Seismic activity in the surroundings

30 km radius
12
days since the last quake nearby
1,294
quakes recorded since 2014
~3 days
on average, one quake every
3.9
The strongest within 30 km
4 km East of Castelfiorentino
120 months ago · 25 Oct, 18:53

INGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.

How seismic is this area?

Zone3
Seismic zone 3

Medium-low seismicity: strong quakes are rare, but not impossible.

Official Civil Protection classification (upd. 2025), used for building codes.

Low
Expected shaking, compared with the other Italian municipalities (INGV MPS04 model)

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).

Closest earthquake
Earthquake details
258
In the town
total on record
7
In the town
last 12 months
27
In the area
last 12 months
M3.9
Strongest ever
In the area

The “area” is Castelfiorentino plus nearby towns.

Last earthquake: 1 month ago · 17,489 inhabitants

The seismic history of Castelfiorentino

The earthquakes that were actually felt in Castelfiorentino over the centuries, with the intensity observed on site (Mercalli MCS scale).

  1. 1920VI7 September 1920

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Garfagnana earthquake (M6.5), epicentre 83 km away

  2. 1919V29 June 1919

    Rather strong: felt by almost everyone; hanging objects swing.

    Mugello earthquake (M6.4), epicentre 56 km away

  3. 1914V27 October 1914

    Rather strong: felt by almost everyone; hanging objects swing.

    Lucchesia earthquake (M5.6), epicentre 44 km away

  4. 1911V13 September 1911

    Rather strong: felt by almost everyone; hanging objects swing.

    Chianti earthquake (M5.1), epicentre 37 km away

  5. 1909IV-V25 August 1909

    Rather strong: felt by almost everyone; hanging objects swing.

    Crete Senesi earthquake (M5.3), epicentre 63 km away

  6. 1901VI22 September 1901

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Valdelsa earthquake (M4.7), epicentre 6 km away · observed at Castelnuovo d'Elsa

  7. 1901VI22 September 1901

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Valdelsa earthquake (M4.7), epicentre 6 km away

  8. 1895VI18 May 1895

    Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.

    Fiorentino earthquake (M5.5), epicentre 26 km away · observed at Castelnuovo d'Elsa

  9. 1895V18 May 1895

    Rather strong: felt by almost everyone; hanging objects swing.

    Fiorentino earthquake (M5.5), epicentre 26 km away

  10. 1869V26 September 1869

    Rather strong: felt by almost everyone; hanging objects swing.

    Valdelsa earthquake (M5.0), epicentre 22 km away

  11. 1802HF10 August 1802

    Rather strong: felt by almost everyone; hanging objects swing.

    Toscana centrale earthquake (M4.2), epicentre 17 km away

  12. 1768V30 November 1768

    Rather strong: felt by almost everyone; hanging objects swing.

    Valdelsa earthquake (M4.2), epicentre 6 km away

…and 23 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.

18466.0
Colline Pisane earthquake
14 August 1846 · 36 km from here
XCompletely destructive: most buildings are destroyed.
14145.7
Colline Metallifere earthquake
7 August 1414 · 41 km from here
VII-VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.
19145.6
Lucchesia earthquake
27 October 1914 · 44 km from here
VIIVery strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
12935.6
Pistoia earthquake
March 1293 · 35 km from here
VIIIRuinous: partial collapses in ordinary buildings, widespread heavy damage.

Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).

The closest seismic structure

Livorno Hills

The town lies about 38 km from Livorno Hills, one of the seismic structures mapped by INGV geologists.

estimated maximum magnitude 6.2between 1 and 7 km deep

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

August 20261eventmax 1.7
Oct
Jan '25
Apr
Jul
Oct
Jan '26
Apr
Jul

Earthquake map

60 events
Magnitude:lightweakmoderatestrong

Earthquakes in the area

1.7
12 days ago
13 Aug, 06:48
1.8
28 days ago
28 Jul, 10:52
1.5
1 month ago
22 Jul, 19:29
1.6
1 month ago
22 Jul, 19:05
0.9
1 month ago
22 Jul, 18:40
0.9
1 month ago
18 Jul, 22:00
1.5
7 km South of Certaldo
16 km South-East · 11 km
6 months ago
9 Mar, 10:11
0.7
4 km North of Certaldo
10 km East · 9 km
6 months ago
28 Feb, 04:47
1.3
7 months ago
2 Feb, 06:04
0.9
3 km East of Montespertoli
12 km East · 10 km
7 months ago
17 Jan, 01:38

Nearby towns

How does it compare with the surroundings?

Castelfiorentino sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.

quietermore active
More epicentres than 85% of the 41 towns in the province.
Castelfiorentino258
Nearby towns average54

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 · 30g
ISTAT code: 048010

Frequently asked questions

Were there earthquakes today in Castelfiorentino?

No, no quakes were recorded today in the Castelfiorentino area: the latest nearby dates back to 12 days ago.

Is Castelfiorentino a seismic area?

Castelfiorentino 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 Castelfiorentino?

In the last ~12 years of INGV data, the strongest within 30 km of Castelfiorentino was magnitude 3.9, in 2016.

When was the last quake near Castelfiorentino?

The last quake recorded within 30 km of Castelfiorentino was 12 days ago.

Tip. Click a nearby town to explore its seismicity.

Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)

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