Earthquakes in Santa Fiora
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 = 0.140 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Santa Fiora plus nearby towns.
The seismic history of Santa Fiora
The earthquakes that were actually felt in Santa Fiora over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1948VII3 November 1948
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.8), epicentre 5 km away · observed at Bagnore
- 1948VI3 November 1948
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Monte Amiata earthquake (M4.8), epicentre 5 km away · observed at Bagnolo
- 1948VI3 November 1948
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Monte Amiata earthquake (M4.8), epicentre 5 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 23 km away · observed at Selva
- 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 23 km away
- 1926VII8 January 1926
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.9), epicentre 4 km away · observed at Bagnolo
- 1926VII8 January 1926
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.9), epicentre 4 km away · observed at Marroneto
- 1909VI-VII25 August 1909
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Crete Senesi earthquake (M5.3), epicentre 39 km away
- 1905VI-VII12 February 1905
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.5), epicentre 5 km away
- 1902VII17 December 1902
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.8), epicentre 1 km away · observed at Bagnolo
- 1902VI-VII17 December 1902
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.8), epicentre 1 km away
- 1700D5 February 1700
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Val d'Orcia earthquake (M4.9), epicentre 8 km away · observed at Bagnore
…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.
Source: Parametric Catalogue of Italian Earthquakes CPTI15 (INGV, CC BY 4.0).
The closest seismic structure
The town lies about 75 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?
Santa Fiora 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 Grosseto9 events · 30gTuscany region53 events · 30gFrequently asked questions
Were there earthquakes today in Santa Fiora?
No, no quakes were recorded today in the Santa Fiora area: the latest nearby dates back to 4 days ago.
Is Santa Fiora a seismic area?
Santa Fiora 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 Santa Fiora?
In the last ~11 years of INGV data, the strongest within 30 km of Santa Fiora was magnitude 3.4, in 2019.
When was the last quake near Santa Fiora?
The last quake recorded within 30 km of Santa Fiora was 4 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)