Earthquakes in Subbiano
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?
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 = 0.177 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Subbiano plus nearby towns.
The seismic history of Subbiano
The earthquakes that were actually felt in Subbiano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001IV-V26 November 2001
Rather strong: felt by almost everyone; hanging objects swing.
Casentino earthquake (M4.6), epicentre 18 km away
- 1997IV2 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Alta Valtiberina earthquake (M4.4), epicentre 23 km away
- 1969IV9 August 1969
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino tosco-romagnolo earthquake (M4.2), epicentre 20 km away · observed at Poggio d'Acona
- 1965IV4 August 1965
Moderate: felt by many indoors; glasses and dishes rattle.
Alta Valtiberina earthquake (M4.5), epicentre 21 km away
- 1948V13 June 1948
Rather strong: felt by almost everyone; hanging objects swing.
Alta Valtiberina earthquake (M5.0), epicentre 19 km away
- 1919VI-VII29 June 1919
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Mugello earthquake (M6.4), epicentre 52 km away
- 1919V29 June 1919
Rather strong: felt by almost everyone; hanging objects swing.
Mugello earthquake (M6.4), epicentre 52 km away · observed at Santa Mama
- 1918VI-VII10 November 1918
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Appennino forlivese earthquake (M6.0), epicentre 36 km away
- 1917V-VI26 April 1917
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Alta Valtiberina earthquake (M6.0), epicentre 24 km away
- 1902VI27 June 1902
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Casentino earthquake (M4.5), epicentre 8 km away · observed at Poggio d'Acona
- 1902IV27 June 1902
Moderate: felt by many indoors; glasses and dishes rattle.
Casentino earthquake (M4.5), epicentre 8 km away
- 1873V12 March 1873
Rather strong: felt by almost everyone; hanging objects swing.
Appennino marchigiano earthquake (M5.8), epicentre 123 km away · observed at Montegiovi
…and 22 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 sits above this source area: the deep structure where this area's earthquakes can originate.
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?
Subbiano 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 Arezzo13 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Subbiano?
No, no quakes were recorded today in the Subbiano area: the latest nearby dates back to 4 days ago.
Is Subbiano a seismic area?
Subbiano 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 Subbiano?
In the last ~12 years of INGV data, the strongest within 30 km of Subbiano was magnitude 3.5, in 2026.
When was the last quake near Subbiano?
The last quake recorded within 30 km of Subbiano 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)