Earthquakes in San Giuliano Terme
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?
Medium-low seismicity: strong quakes are rare, but not impossible.
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 = 0.119 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is San Giuliano Terme plus nearby towns.
The seismic history of San Giuliano Terme
The earthquakes that were actually felt in San Giuliano Terme over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1984V1 May 1984
Rather strong: felt by almost everyone; hanging objects swing.
Costa pisano-livornese earthquake (M3.9), epicentre 23 km away
- 1920VI-VII7 September 1920
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Garfagnana earthquake (M6.5), epicentre 49 km away · observed at Molina di Quosa
- 1919V29 June 1919
Rather strong: felt by almost everyone; hanging objects swing.
Mugello earthquake (M6.4), epicentre 89 km away
- 1914VI27 October 1914
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Lucchesia earthquake (M5.6), epicentre 23 km away · observed at Pontasserchio
- 1914V-VI27 October 1914
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Lucchesia earthquake (M5.6), epicentre 23 km away · observed at Ripafratta
- 1914V27 October 1914
Rather strong: felt by almost everyone; hanging objects swing.
Lucchesia earthquake (M5.6), epicentre 23 km away
- 1914V27 October 1914
Rather strong: felt by almost everyone; hanging objects swing.
Lucchesia earthquake (M5.6), epicentre 23 km away · observed at Asciano
- 1909V13 January 1909
Rather strong: felt by almost everyone; hanging objects swing.
Emilia Romagna orientale earthquake (M5.4), epicentre 137 km away · observed at Asciano
- 1904V17 November 1904
Rather strong: felt by almost everyone; hanging objects swing.
Pistoiese earthquake (M5.1), epicentre 41 km away · observed at Asciano
- 1846VI-VII14 August 1846
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Colline Pisane earthquake (M6.0), epicentre 34 km away · observed at Rigoli
- 1846VI-VII14 August 1846
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Colline Pisane earthquake (M6.0), epicentre 34 km away · observed at Molina di Quosa
- 1846VI14 August 1846
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Colline Pisane earthquake (M6.0), epicentre 34 km away
…and 40 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 18 km from Livorno Hills, 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?
San Giuliano Terme 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 Pisa71 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in San Giuliano Terme?
No, no quakes were recorded today in the San Giuliano Terme area: the latest nearby dates back to 2 days ago.
Is San Giuliano Terme a seismic area?
San Giuliano Terme is classified in seismic zone 3 by the Civil Protection. Medium-low seismicity: strong quakes are rare, but not impossible.
What was the strongest earthquake near San Giuliano Terme?
In the last ~12 years of INGV data, the strongest within 30 km of San Giuliano Terme was magnitude 4.3, in 2026.
When was the last quake near San Giuliano Terme?
The last quake recorded within 30 km of San Giuliano Terme was 2 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)