Earthquakes in San Gregorio di Catania
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 = 0.222 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Gregorio di Catania plus nearby towns.
The seismic history of San Gregorio di Catania
The earthquakes that were actually felt in San Gregorio di Catania over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2001III28 October 2001
Light: felt by few people, like a passing truck.
Etna - S. Maria Ammalati (Acireale) earthquake (M3.3), epicentre 12 km away
- 1999III26 December 1999
Light: felt by few people, like a passing truck.
Etna - C.da Ilice Carlino (Milo) earthquake (M3.3), epicentre 16 km away
- 1990III16 December 1990
Light: felt by few people, like a passing truck.
Ionio meridionale earthquake (M4.4), epicentre 46 km away
- 1990V13 December 1990
Rather strong: felt by almost everyone; hanging objects swing.
Sicilia sud-orientale earthquake (M5.6), epicentre 40 km away
- 1987III13 August 1987
Light: felt by few people, like a passing truck.
Etna - Maletto earthquake (M4.8), epicentre 24 km away
- 1984IV25 October 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 12 km away
- 1983V-VI20 July 1983
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Viagrande earthquake (M4.3), epicentre 6 km away
- 1983IV-V20 July 1983
Rather strong: felt by almost everyone; hanging objects swing.
Etna - Viagrande earthquake (M4.3), epicentre 6 km away · observed at Cezza Carnazza
- 1931IV3 August 1931
Moderate: felt by many indoors; glasses and dishes rattle.
Etna - Fiandaca (Acireale) earthquake (M3.5), epicentre 9 km away
- 1914V8 May 1914
Rather strong: felt by almost everyone; hanging objects swing.
Etna - Linera (S. Venerina) earthquake (M5.2), epicentre 12 km away
- 1818VIII-IX20 February 1818
Destructive: many buildings partly or fully collapse.
Catanese earthquake (M6.3), epicentre 6 km away
- 1693X-XI11 January 1693
Catastrophic: very few buildings remain standing; landslides and ground cracks.
Sicilia sud-orientale earthquake (M7.3), epicentre 47 km away
…and 22 more documented effects in this town's history.
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 sits above this source area: the deep structure where this area's earthquakes can originate.
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 Gregorio di Catania 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 Catania23 events · 30gSicily region127 events · 30gFrequently asked questions
Were there earthquakes today in San Gregorio di Catania?
No, no quakes were recorded today in the San Gregorio di Catania area: the latest nearby dates back to 5 days ago.
Is San Gregorio di Catania a seismic area?
San Gregorio di Catania 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 Gregorio di Catania?
In the last ~12 years of INGV data, the strongest within 30 km of San Gregorio di Catania was magnitude 4.9, in 2018.
When was the last quake near San Gregorio di Catania?
The last quake recorded within 30 km of San Gregorio di Catania was 5 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)