Earthquakes in Sonnino
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 = 0.078 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Sonnino plus nearby towns.
The seismic history of Sonnino
The earthquakes that were actually felt in Sonnino over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2017F18 January 2017
Moderate: felt by many indoors; glasses and dishes rattle.
Aquilano earthquake (M5.7), epicentre 126 km away
- 1990NF5 May 1990
Imperceptible: only instruments record it.
Potentino earthquake (M5.8), epicentre 223 km away
- 1984III-IV11 May 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Monti della Meta earthquake (M5.5), epicentre 58 km away
- 1984V7 May 1984
Rather strong: felt by almost everyone; hanging objects swing.
Monti della Meta earthquake (M5.9), epicentre 75 km away
- 1980III23 November 1980
Light: felt by few people, like a passing truck.
Irpinia-Basilicata earthquake (M6.8), epicentre 182 km away
- 1915VI13 January 1915
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Marsica earthquake (M7.1), epicentre 73 km away
- 1877III24 August 1877
Light: felt by few people, like a passing truck.
Lazio meridionale earthquake (M5.2), epicentre 36 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 53 km from Castelli Romani, 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
48 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Sonnino 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 Latina1 events · 30gLazio region79 events · 30gFrequently asked questions
Were there earthquakes today in Sonnino?
No, no quakes were recorded today in the Sonnino area: the latest nearby dates back to 13 days ago.
Is Sonnino a seismic area?
Sonnino 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 Sonnino?
In the last ~12 years of INGV data, the strongest within 30 km of Sonnino was magnitude 3.2, in 2025.
When was the last quake near Sonnino?
The last quake recorded within 30 km of Sonnino was 13 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)