Earthquakes in San Floriano del Collio
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~11 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 = 0.194 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Floriano del Collio plus nearby towns.
The seismic history of San Floriano del Collio
The earthquakes that were actually felt in San Floriano del Collio over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2004V12 July 2004
Rather strong: felt by almost everyone; hanging objects swing.
Slovenia nord-occidentale earthquake (M5.1), epicentre 38 km away
- 2002III-IV14 February 2002
Moderate: felt by many indoors; glasses and dishes rattle.
Carnia earthquake (M4.7), epicentre 58 km away
- 1998III31 August 1998
Light: felt by few people, like a passing truck.
Slovenia centrale earthquake (M4.3), epicentre 103 km away
- 1998NF26 March 1998
Imperceptible: only instruments record it.
Appennino umbro-marchigiano earthquake (M5.3), epicentre 319 km away
- 1992NF21 February 1992
Imperceptible: only instruments record it.
Costa croata settentrionale earthquake (M4.3), epicentre 83 km away
- 1991III5 October 1991
Light: felt by few people, like a passing truck.
Prealpi Giulie earthquake (M4.5), epicentre 36 km away
- 1990IV11 November 1990
Moderate: felt by many indoors; glasses and dishes rattle.
Slovenia occidentale earthquake (M4.6), epicentre 43 km away
- 1988NF1 February 1988
Imperceptible: only instruments record it.
Friuli earthquake (M4.1), epicentre 56 km away
- 1976VI6 May 1976
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Friuli earthquake (M6.5), epicentre 45 km away
- 1914III27 October 1914
Light: felt by few people, like a passing truck.
Lucchesia earthquake (M5.6), epicentre 326 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 5 km from Cividale-Nova Gorica, 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
41 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
San Floriano del Collio sits in one of the most seismically active areas of its province: quakes are a familiar presence here, almost always light.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Gorizia0 events · 30gFriuli-Venezia Giulia region22 events · 30gFrequently asked questions
Were there earthquakes today in San Floriano del Collio?
No, no quakes were recorded today in the San Floriano del Collio area: the latest nearby dates back to 6 months ago.
Is San Floriano del Collio a seismic area?
San Floriano del Collio 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 Floriano del Collio?
In the last ~11 years of INGV data, the strongest within 30 km of San Floriano del Collio was magnitude 3.6, in 2023.
When was the last quake near San Floriano del Collio?
The last quake recorded within 30 km of San Floriano del Collio was 16 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)