Earthquakes in Follonica
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?
The quietest class: the probability of strong earthquakes is very low.
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 = 0.058 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Follonica plus nearby towns.
The seismic history of Follonica
The earthquakes that were actually felt in Follonica 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 13 km away
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 78 km away
- 1984II29 April 1984
Very light: felt only by a few people at rest, on upper floors.
Umbria settentrionale earthquake (M5.6), epicentre 147 km away
- 1983NF9 November 1983
Imperceptible: only instruments record it.
Parmense earthquake (M5.0), epicentre 202 km away
- 1980IV8 September 1980
Moderate: felt by many indoors; glasses and dishes rattle.
Costa Grossetana earthquake (M4.4), epicentre 39 km away
- 1972NF25 October 1972
Imperceptible: only instruments record it.
Appennino settentrionale earthquake (M4.9), epicentre 185 km away
- 1970II-III19 August 1970
Light: felt by few people, like a passing truck.
Colline Metallifere earthquake (M4.7), epicentre 32 km away
- 1909IV-V25 August 1909
Rather strong: felt by almost everyone; hanging objects swing.
Crete Senesi earthquake (M5.3), epicentre 57 km away
- 1904NF17 November 1904
Imperceptible: only instruments record it.
Pistoiese earthquake (M5.1), epicentre 111 km away
- 1873NF12 March 1873
Imperceptible: only instruments record it.
Appennino marchigiano earthquake (M5.8), epicentre 203 km away
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 56 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?
Follonica 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 Grosseto1 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Follonica?
No, no quakes were recorded today in the Follonica area: the latest nearby dates back to 2 days ago.
Is Follonica a seismic area?
Follonica is classified in seismic zone 4 by the Civil Protection. The quietest class: the probability of strong earthquakes is very low.
What was the strongest earthquake near Follonica?
In the last ~12 years of INGV data, the strongest within 30 km of Follonica was magnitude 3.6, in 2018.
When was the last quake near Follonica?
The last quake recorded within 30 km of Follonica was 2 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)