Earthquakes in Orbetello
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 = 0.054 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Orbetello plus nearby towns.
The seismic history of Orbetello
The earthquakes that were actually felt in Orbetello over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 145 km away
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 145 km away · observed at Albinia
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 145 km away · observed at Fonteblanda
- 1980V-VI8 September 1980
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Costa Grossetana earthquake (M4.4), epicentre 31 km away · observed at Fonteblanda
- 1980V-VI8 September 1980
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Costa Grossetana earthquake (M4.4), epicentre 31 km away · observed at Talamone
- 1980V8 September 1980
Rather strong: felt by almost everyone; hanging objects swing.
Costa Grossetana earthquake (M4.4), epicentre 31 km away
- 1980V8 September 1980
Rather strong: felt by almost everyone; hanging objects swing.
Costa Grossetana earthquake (M4.4), epicentre 31 km away · observed at Albinia
- 1971II6 February 1971
Very light: felt only by a few people at rest, on upper floors.
Tuscania earthquake (M4.8), epicentre 50 km away
- 1919II10 September 1919
Very light: felt only by a few people at rest, on upper floors.
Val di Paglia earthquake (M5.4), epicentre 56 km away
- 1909IV25 August 1909
Moderate: felt by many indoors; glasses and dishes rattle.
Crete Senesi earthquake (M5.3), epicentre 74 km away
- 1846F14 August 1846
Moderate: felt by many indoors; glasses and dishes rattle.
Colline Pisane earthquake (M6.0), epicentre 122 km away
- 1742F27 January 1742
Moderate: felt by many indoors; glasses and dishes rattle.
Livornese earthquake (M4.9), epicentre 140 km away
…and 12 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 119 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?
Orbetello 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 Orbetello?
No, no quakes were recorded today in the Orbetello area: the latest nearby dates back to 8 months ago.
Is Orbetello a seismic area?
Orbetello 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 Orbetello?
In the last ~12 years of INGV data, the strongest within 30 km of Orbetello was magnitude 1.6, in 2015.
When was the last quake near Orbetello?
The last quake recorded within 30 km of Orbetello was 74 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)