Earthquakes in Orciano Pisano
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 = 0.140 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Orciano Pisano plus nearby towns.
The seismic history of Orciano Pisano
The earthquakes that were actually felt in Orciano Pisano over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1995III10 October 1995
Light: felt by few people, like a passing truck.
Lunigiana earthquake (M4.8), epicentre 79 km away
- 1987III22 January 1987
Light: felt by few people, like a passing truck.
Costa pisano-livornese earthquake (M4.2), epicentre 25 km away
- 1963III19 July 1963
Light: felt by few people, like a passing truck.
Mar Ligure earthquake (M6.0), epicentre 193 km away
- 1950VI1 April 1950
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Livornese earthquake (M5.0), epicentre 12 km away
- 1914IV-V27 October 1914
Rather strong: felt by almost everyone; hanging objects swing.
Lucchesia earthquake (M5.6), epicentre 47 km away
- 1904NF25 February 1904
Imperceptible: only instruments record it.
Reggiano earthquake (M4.8), epicentre 111 km away
- 1899III26 June 1899
Light: felt by few people, like a passing truck.
Valle del Bisenzio earthquake (M5.0), epicentre 72 km away
- 1897III-IV6 September 1897
Moderate: felt by many indoors; glasses and dishes rattle.
Valdarno inferiore earthquake (M4.6), epicentre 35 km away
- 1897II27 July 1897
Very light: felt only by a few people at rest, on upper floors.
Valdarno inferiore earthquake (M4.3), epicentre 20 km away
- 1897NF15 May 1897
Imperceptible: only instruments record it.
Tirreno meridionale earthquake (M4.5), epicentre 612 km away
- 1846X14 August 1846
Completely destructive: most buildings are destroyed.
Colline Pisane earthquake (M6.0), epicentre 6 km away
- 1846VII14 August 1846
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Colline Pisane earthquake (M6.0), epicentre 6 km away · observed at Pieve Vecchia
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?
Orciano Pisano 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 Pisa72 events · 30gTuscany region113 events · 30gFrequently asked questions
Were there earthquakes today in Orciano Pisano?
No, no quakes were recorded today in the Orciano Pisano area: the latest nearby dates back to 6 days ago.
Is Orciano Pisano a seismic area?
Orciano Pisano 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 Orciano Pisano?
In the last ~12 years of INGV data, the strongest within 30 km of Orciano Pisano was magnitude 4.3, in 2026.
When was the last quake near Orciano Pisano?
The last quake recorded within 30 km of Orciano Pisano was 6 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)