Earthquakes today in Sonnino
Today, within 30 km: no earthquakes recorded (updated at 11:03). Latest: M1.7 on 18 September 2026 at 05:40, 2 km North-East of Sezze, 8 km deep.
Seismic activity within 30 km
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is Sonnino: zone 3
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).
“Within 30 km”: epicentres less than 30 km from the centre of Sonnino. “In the town”: quakes whose nearest town to the epicentre is Sonnino.
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).
Over time within 30 km
Earthquake map within 30 km
60 eventsLatest earthquakes within 30 km
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 Latina2 events · last 30 daysLazio region70 events · last 30 daysFrequently asked questions
Were there earthquakes near Sonnino today?
No, no quakes were recorded today within 30 km of Sonnino. The latest dates back to 18 September 2026.
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 INGV catalogue since 2015, the strongest earthquake within 30 km of Sonnino was magnitude 3.2, on 17 September 2025.
When was the last quake near Sonnino?
The last quake recorded within 30 km of Sonnino dates back to 18 September 2026, magnitude 1.7.
Tip. Click a nearby town to explore its seismicity.
Sources:INGV earthquake catalogueDBMI15 macroseismic historyCivil Protection seismic classification
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)