Earthquakes in Trecastagni
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 = 0.229 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Trecastagni plus nearby towns.
The seismic history of Trecastagni
The earthquakes that were actually felt in Trecastagni over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2018D26 December 2018
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Fleri earthquake (M5.0), epicentre 4 km away · observed at Contrada Monte Ilice
- 1988VI21 November 1988
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - C.da Trigona (Trecastagni) earthquake (M2.8), epicentre 5 km away · observed at Contrada Trigona
- 1984VII25 October 1984
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 3 km away · observed at Contrada Monte Ilice
- 1984VII25 October 1984
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 3 km away · observed at Contrada Cavotta
- 1984D25 October 1984
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Fleri (Zafferana E.) earthquake (M4.4), epicentre 3 km away · observed at Carpene
- 1983VI-VII20 July 1983
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Etna - Viagrande earthquake (M4.3), epicentre 5 km away · observed at Gaglianese
- 1983VI20 July 1983
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Viagrande earthquake (M4.3), epicentre 5 km away · observed at Sant'Alfio
- 1983VI20 July 1983
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Etna - Viagrande earthquake (M4.3), epicentre 5 km away
- 1941VI-VII27 March 1941
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Etna - Fleri (Zafferana E.) earthquake (M3.5), epicentre 2 km away · observed at Contrada Monte Ilice
- 1818VIII-IX20 February 1818
Destructive: many buildings partly or fully collapse.
Catanese earthquake (M6.3), epicentre 8 km away
- 1693X-XI11 January 1693
Catastrophic: very few buildings remain standing; landslides and ground cracks.
Sicilia sud-orientale earthquake (M7.3), epicentre 57 km away
- 1634VI-VII21 December 1634
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Etna - Versante meridionale earthquake (M3.5), epicentre 4 km away
…and 127 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 lies about 3 km from Gela-Catania, 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?
Trecastagni 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 Catania23 events · 30gSicily region127 events · 30gFrequently asked questions
Were there earthquakes today in Trecastagni?
No, no quakes were recorded today in the Trecastagni area: the latest nearby dates back to 5 days ago.
Is Trecastagni a seismic area?
Trecastagni 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 Trecastagni?
In the last ~12 years of INGV data, the strongest within 30 km of Trecastagni was magnitude 4.9, in 2018.
When was the last quake near Trecastagni?
The last quake recorded within 30 km of Trecastagni 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)