Earthquakes in Monticiano
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 Monticiano plus nearby towns.
The seismic history of Monticiano
The earthquakes that were actually felt in Monticiano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1998III20 May 1998
Light: felt by few people, like a passing truck.
Colline Metallifere earthquake (M4.2), epicentre 35 km away
- 1998NF20 May 1998
Imperceptible: only instruments record it.
Colline Metallifere earthquake (M4.2), epicentre 35 km away · observed at Tocchi
- 1947III24 December 1947
Light: felt by few people, like a passing truck.
Crete Senesi earthquake (M4.5), epicentre 31 km away
- 1920III7 September 1920
Light: felt by few people, like a passing truck.
Garfagnana earthquake (M6.5), epicentre 142 km away
- 1911V13 September 1911
Rather strong: felt by almost everyone; hanging objects swing.
Chianti earthquake (M5.1), epicentre 37 km away
- 1909VII-VIII25 August 1909
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Crete Senesi earthquake (M5.3), epicentre 14 km away · observed at Tocchi
- 1909VII-VIII25 August 1909
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Crete Senesi earthquake (M5.3), epicentre 14 km away
- 1909VII-VIII25 August 1909
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Crete Senesi earthquake (M5.3), epicentre 14 km away · observed at San Lorenzo a Merse
- 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 14 km away · observed at Iesa
- 1906III-IV21 April 1906
Moderate: felt by many indoors; glasses and dishes rattle.
Valdelsa earthquake (M4.3), epicentre 38 km away · observed at San Lorenzo a Merse
- 1906II-III21 April 1906
Light: felt by few people, like a passing truck.
Valdelsa earthquake (M4.3), epicentre 38 km away
- 1905III-IV12 February 1905
Moderate: felt by many indoors; glasses and dishes rattle.
Monte Amiata earthquake (M4.5), epicentre 38 km away
…and 8 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 68 km from Livorno Hills, 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?
Monticiano is among the quietest towns of its province: very few epicentres are recorded here.
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 Monticiano?
No, no quakes were recorded today in the Monticiano area: the latest nearby dates back to 6 days ago.
Is Monticiano a seismic area?
Monticiano 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 Monticiano?
In the last ~12 years of INGV data, the strongest within 30 km of Monticiano was magnitude 3.7, in 2023.
When was the last quake near Monticiano?
The last quake recorded within 30 km of Monticiano was 6 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)