Earthquakes in San Giovanni Gemini
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 = 0.076 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Giovanni Gemini plus nearby towns.
The seismic history of San Giovanni Gemini
The earthquakes that were actually felt in San Giovanni Gemini over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF21 November 2005
Imperceptible: only instruments record it.
Sicilia centrale earthquake (M4.6), epicentre 40 km away
- 2004NF5 May 2004
Imperceptible: only instruments record it.
Isole Eolie earthquake (M5.4), epicentre 144 km away
- 2002IV-V6 September 2002
Rather strong: felt by almost everyone; hanging objects swing.
Tirreno meridionale earthquake (M5.9), epicentre 83 km away
- 1996II-III14 December 1996
Light: felt by few people, like a passing truck.
Monti Madonie earthquake (M4.3), epicentre 32 km away
- 1995NF11 April 1995
Imperceptible: only instruments record it.
Sicilia centrale earthquake (M4.0), epicentre 18 km away
- 1994II-III6 May 1994
Light: felt by few people, like a passing truck.
Sicilia centrale earthquake (M4.4), epicentre 48 km away
- 1977NF5 June 1977
Imperceptible: only instruments record it.
Monti Nebrodi earthquake (M4.6), epicentre 68 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 27 km from Monte Magaggiaro-Pizzo Telegrafo, 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
57 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
San Giovanni Gemini 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 Agrigento1 events · 30gSicily region126 events · 30gFrequently asked questions
Were there earthquakes today in San Giovanni Gemini?
No, no quakes were recorded today in the San Giovanni Gemini area: the latest nearby dates back to 1 month ago.
Is San Giovanni Gemini a seismic area?
San Giovanni Gemini 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 Giovanni Gemini?
In the last ~12 years of INGV data, the strongest within 30 km of San Giovanni Gemini was magnitude 3.6, in 2023.
When was the last quake near San Giovanni Gemini?
The last quake recorded within 30 km of San Giovanni Gemini was 1 month ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)