Earthquakes in Arcidosso
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 = 0.140 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Arcidosso plus nearby towns.
The seismic history of Arcidosso
The earthquakes that were actually felt in Arcidosso over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2000V1 April 2000
Rather strong: felt by almost everyone; hanging objects swing.
Monte Amiata earthquake (M4.5), epicentre 18 km away
- 1948VI3 November 1948
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Monte Amiata earthquake (M4.8), epicentre 7 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 32 km away · observed at Montelaterone
- 1940V16 October 1940
Rather strong: felt by almost everyone; hanging objects swing.
Val di Paglia earthquake (M5.3), epicentre 32 km away
- 1940IV-V19 June 1940
Rather strong: felt by almost everyone; hanging objects swing.
Monte Amiata earthquake (M4.6), epicentre 20 km away
- 1926V8 January 1926
Rather strong: felt by almost everyone; hanging objects swing.
Monte Amiata earthquake (M4.9), epicentre 13 km away
- 1919VI10 September 1919
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Val di Paglia earthquake (M5.4), epicentre 26 km away
- 1909F25 August 1909
Moderate: felt by many indoors; glasses and dishes rattle.
Crete Senesi earthquake (M5.3), epicentre 34 km away
- 1905V-VI12 February 1905
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Monte Amiata earthquake (M4.5), epicentre 7 km away
- 1904IV7 September 1904
Moderate: felt by many indoors; glasses and dishes rattle.
Valle dell'Ombrone earthquake (M4.3), epicentre 16 km away
- 1868VI-VII17 June 1868
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Monte Amiata earthquake (M4.4), epicentre 6 km away
- 1861V9 May 1861
Rather strong: felt by almost everyone; hanging objects swing.
Val di Chiana earthquake (M5.0), epicentre 46 km away
…and 11 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 82 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?
Arcidosso 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 Grosseto1 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Arcidosso?
No, no quakes were recorded today in the Arcidosso area: the latest nearby dates back to 18 days ago.
Is Arcidosso a seismic area?
Arcidosso 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 Arcidosso?
In the last ~12 years of INGV data, the strongest within 30 km of Arcidosso was magnitude 2.9, in 2018.
When was the last quake near Arcidosso?
The last quake recorded within 30 km of Arcidosso 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)