Earthquakes in Sarteano
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 = 0.145 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Sarteano plus nearby towns.
The seismic history of Sarteano
The earthquakes that were actually felt in Sarteano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2017F18 January 2017
Moderate: felt by many indoors; glasses and dishes rattle.
Aquilano earthquake (M5.7), epicentre 128 km away
- 2000IV1 April 2000
Moderate: felt by many indoors; glasses and dishes rattle.
Monte Amiata earthquake (M4.5), epicentre 19 km away
- 1997IV6 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 82 km away
- 1997IV-V26 September 1997
Rather strong: felt by almost everyone; hanging objects swing.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 83 km away
- 1997IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 86 km away
- 1969IV11 August 1969
Moderate: felt by many indoors; glasses and dishes rattle.
Lago Trasimeno earthquake (M4.7), epicentre 33 km away
- 1947IV24 December 1947
Moderate: felt by many indoors; glasses and dishes rattle.
Crete Senesi earthquake (M4.5), epicentre 22 km away
- 1940V-VI16 October 1940
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Val di Paglia earthquake (M5.3), epicentre 10 km away
- 1919IV-V10 September 1919
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.4), epicentre 20 km away
- 1909V25 August 1909
Rather strong: felt by almost everyone; hanging objects swing.
Crete Senesi earthquake (M5.3), epicentre 41 km away
- 1861V-VI9 May 1861
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Val di Chiana earthquake (M5.0), epicentre 14 km away
- 1777V5 October 1777
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.1), epicentre 12 km away
…and 14 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 50 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?
Sarteano 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 Siena8 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Sarteano?
No, no quakes were recorded today in the Sarteano area: the latest nearby dates back to 18 days ago.
Is Sarteano a seismic area?
Sarteano 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 Sarteano?
In the last ~12 years of INGV data, the strongest within 30 km of Sarteano was magnitude 3.6, in 2023.
When was the last quake near Sarteano?
The last quake recorded within 30 km of Sarteano was 18 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)