Earthquakes in San Cassiano
No epicentres recorded in San Cassiano in our archive. Here is the seismicity of the area and its surroundings.
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 = 0.060 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Cassiano plus nearby towns.
The seismic history of San Cassiano
The earthquakes that were actually felt in San Cassiano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1990NF5 May 1990
Imperceptible: only instruments record it.
Potentino earthquake (M5.8), epicentre 231 km away
- 1988NF13 April 1988
Imperceptible: only instruments record it.
Golfo di Taranto earthquake (M4.9), epicentre 129 km away
- 1984NF29 April 1984
Imperceptible: only instruments record it.
Umbria settentrionale earthquake (M5.6), epicentre 599 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 55 km from South Apulia Fault System - North, 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
0 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
San Cassiano 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 Lecce0 events · 30gPuglia region20 events · 30gFrequently asked questions
Were there earthquakes today in San Cassiano?
No, no quakes were recorded today in the San Cassiano area.
Is San Cassiano a seismic area?
San Cassiano 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 San Cassiano?
In the last ~12 years of INGV data, the strongest within 30 km of San Cassiano was magnitude 3.1, in 2015.
When was the last quake near San Cassiano?
The last quake recorded within 30 km of San Cassiano was 131 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)