Earthquakes in San Lorenzo al Mare
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?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
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 = 0.150 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Lorenzo al Mare plus nearby towns.
The seismic history of San Lorenzo al Mare
The earthquakes that were actually felt in San Lorenzo al Mare over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001III-IV25 February 2001
Moderate: felt by many indoors; glasses and dishes rattle.
Mar Ligure earthquake (M4.4), epicentre 59 km away
- 1995V21 April 1995
Rather strong: felt by almost everyone; hanging objects swing.
Liguria occidentale earthquake (M4.4), epicentre 32 km away
- 1989IV-V26 December 1989
Rather strong: felt by almost everyone; hanging objects swing.
Mar Ligure earthquake (M4.5), epicentre 51 km away
- 1957III8 March 1957
Light: felt by few people, like a passing truck.
Liguria occidentale earthquake (M3.8), epicentre 16 km away
- 1956II20 March 1956
Very light: felt only by a few people at rest, on upper floors.
Liguria occidentale earthquake (M3.9), epicentre 2 km away
- 1909IV27 May 1909
Moderate: felt by many indoors; glasses and dishes rattle.
Liguria occidentale earthquake (M4.3), epicentre 11 km away
- 1887VII-VIII23 February 1887
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Liguria occidentale earthquake (M6.3), epicentre 5 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 6 km from Imperia Promontory, 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?
San Lorenzo al Mare records more quakes than the average of its province.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Imperia5 events · 30gLiguria region13 events · 30gFrequently asked questions
Were there earthquakes today in San Lorenzo al Mare?
No, no quakes were recorded today in the San Lorenzo al Mare area: the latest nearby dates back to 2 months ago.
Is San Lorenzo al Mare a seismic area?
San Lorenzo al Mare is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near San Lorenzo al Mare?
In the last ~12 years of INGV data, the strongest within 30 km of San Lorenzo al Mare was magnitude 3.2, in 2024.
When was the last quake near San Lorenzo al Mare?
The last quake recorded within 30 km of San Lorenzo al Mare 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)