Earthquakes today in Chianni
Today, within 30 km: no earthquakes recorded (updated at 10:47). Latest: M2.2 on 9 October 2026 at 12:57, 9 km West of Rosignano Marittimo, 5 km deep.
Latest earthquake within 30 km
9 km West of Rosignano Marittimo
Seismic activity within 30 km
30 km radiusINGV catalogue epicentres of the last ~12 years, within the given radius from the town centre.
How seismic is Chianni: zone 3
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).
“Within 30 km”: epicentres less than 30 km from the centre of Chianni. “In the town”: quakes whose nearest town to the epicentre is Chianni.
The seismic history of Chianni
The earthquakes that were actually felt in Chianni over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1995NF10 October 1995
Imperceptible: only instruments record it.
Lunigiana earthquake (M4.8), epicentre 89 km away
- 1987NF22 January 1987
Imperceptible: only instruments record it.
Costa pisano-livornese earthquake (M4.2), epicentre 38 km away
- 1984IV22 April 1984
Moderate: felt by many indoors; glasses and dishes rattle.
Costa pisano-livornese earthquake (M4.6), epicentre 35 km away
- 1906NF21 April 1906
Imperceptible: only instruments record it.
Valdelsa earthquake (M4.3), epicentre 40 km away
- 1904NF10 June 1904
Imperceptible: only instruments record it.
Frignano earthquake (M4.8), epicentre 84 km away
- 1846VIII14 August 1846
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Colline Pisane earthquake (M6.0), epicentre 7 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 8 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).
Over time within 30 km
Earthquake map within 30 km
60 eventsLatest earthquakes within 30 km
Nearby towns
How does it compare with the surroundings?
Chianni 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 Pisa18 events · last 30 daysTuscany region67 events · last 30 daysFrequently asked questions
Were there earthquakes near Chianni today?
No, no quakes were recorded today within 30 km of Chianni. The latest dates back to 9 October 2026.
Is Chianni a seismic area?
Chianni 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 Chianni?
In the INGV catalogue since 2015, the strongest earthquake within 30 km of Chianni was magnitude 3.5, on 9 October 2026.
When was the last quake near Chianni?
The last quake recorded within 30 km of Chianni dates back to 9 October 2026, magnitude 2.2.
Tip. Click a nearby town to explore its seismicity.
Sources:INGV earthquake catalogueDBMI15 macroseismic historyCivil Protection seismic classification
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)