Earthquakes in Roccastrada
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 = 0.138 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Roccastrada plus nearby towns.
The seismic history of Roccastrada
The earthquakes that were actually felt in Roccastrada over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1998NF20 May 1998
Imperceptible: only instruments record it.
Colline Metallifere earthquake (M4.2), epicentre 29 km away
- 1993NF6 August 1993
Imperceptible: only instruments record it.
Colline Metallifere earthquake (M4.0), epicentre 35 km away
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 97 km away · observed at Ribolla
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 97 km away
- 1980III8 September 1980
Light: felt by few people, like a passing truck.
Costa Grossetana earthquake (M4.4), epicentre 45 km away
- 1970IV19 August 1970
Moderate: felt by many indoors; glasses and dishes rattle.
Colline Metallifere earthquake (M4.7), epicentre 40 km away
- 1919IV10 September 1919
Moderate: felt by many indoors; glasses and dishes rattle.
Val di Paglia earthquake (M5.4), epicentre 58 km away
- 1911III13 September 1911
Light: felt by few people, like a passing truck.
Chianti earthquake (M5.1), epicentre 50 km away
- 1909V-VI25 August 1909
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Crete Senesi earthquake (M5.3), epicentre 26 km away
- 1909F25 August 1909
Moderate: felt by many indoors; glasses and dishes rattle.
Crete Senesi earthquake (M5.3), epicentre 26 km away · observed at Belagaio
- 1905III-IV12 February 1905
Moderate: felt by many indoors; glasses and dishes rattle.
Monte Amiata earthquake (M4.5), epicentre 37 km away
- 1895II18 May 1895
Very light: felt only by a few people at rest, on upper floors.
Fiorentino earthquake (M5.5), epicentre 77 km away
…and 13 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 69 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?
Roccastrada sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.
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 Roccastrada?
No, no quakes were recorded today in the Roccastrada area: the latest nearby dates back to 6 days ago.
Is Roccastrada a seismic area?
Roccastrada 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 Roccastrada?
In the last ~12 years of INGV data, the strongest within 30 km of Roccastrada was magnitude 3.7, in 2018.
When was the last quake near Roccastrada?
The last quake recorded within 30 km of Roccastrada 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)