Earthquakes in Guardistallo
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 = 0.122 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Guardistallo plus nearby towns.
The seismic history of Guardistallo
The earthquakes that were actually felt in Guardistallo over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1998IV-V20 May 1998
Rather strong: felt by almost everyone; hanging objects swing.
Colline Metallifere earthquake (M4.2), epicentre 30 km away
- 1993IV6 August 1993
Moderate: felt by many indoors; glasses and dishes rattle.
Colline Metallifere earthquake (M4.0), epicentre 26 km away
- 1970V19 August 1970
Rather strong: felt by almost everyone; hanging objects swing.
Colline Metallifere earthquake (M4.7), epicentre 15 km away
- 1920V7 September 1920
Rather strong: felt by almost everyone; hanging objects swing.
Garfagnana earthquake (M6.5), epicentre 101 km away
- 1914IV15 January 1914
Moderate: felt by many indoors; glasses and dishes rattle.
Livornese earthquake (M4.3), epicentre 24 km away
- 1909III-IV25 August 1909
Moderate: felt by many indoors; glasses and dishes rattle.
Crete Senesi earthquake (M5.3), epicentre 66 km away
- 1909III13 January 1909
Light: felt by few people, like a passing truck.
Emilia Romagna orientale earthquake (M5.4), epicentre 165 km away
- 1906NF21 April 1906
Imperceptible: only instruments record it.
Valdelsa earthquake (M4.3), epicentre 44 km away
- 1905NF12 February 1905
Imperceptible: only instruments record it.
Monte Amiata earthquake (M4.5), epicentre 91 km away
- 1901IV22 September 1901
Moderate: felt by many indoors; glasses and dishes rattle.
Valdelsa earthquake (M4.7), epicentre 38 km away
- 1871VII-VIII29 July 1871
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Val di Cecina earthquake (M5.2), epicentre 1 km away
- 1846IX14 August 1846
Destructive: many buildings partly or fully collapse.
Colline Pisane earthquake (M6.0), epicentre 18 km away
…and 2 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 17 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?
Guardistallo 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 Pisa71 events · 30gTuscany region112 events · 30gFrequently asked questions
Were there earthquakes today in Guardistallo?
No, no quakes were recorded today in the Guardistallo area: the latest nearby dates back to 2 days ago.
Is Guardistallo a seismic area?
Guardistallo 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 Guardistallo?
In the last ~12 years of INGV data, the strongest within 30 km of Guardistallo was magnitude 3.7, in 2018.
When was the last quake near Guardistallo?
The last quake recorded within 30 km of Guardistallo 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)