Earthquakes in Casteggio
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 = 0.089 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Casteggio plus nearby towns.
The seismic history of Casteggio
The earthquakes that were actually felt in Casteggio over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2005NF18 April 2005
Imperceptible: only instruments record it.
Valle del Trebbia earthquake (M4.0), epicentre 35 km away
- 2005III13 April 2005
Light: felt by few people, like a passing truck.
Valle del Trebbia earthquake (M3.7), epicentre 38 km away
- 1987III2 May 1987
Light: felt by few people, like a passing truck.
Reggiano earthquake (M4.7), epicentre 125 km away
- 1983IV9 November 1983
Moderate: felt by many indoors; glasses and dishes rattle.
Parmense earthquake (M5.0), epicentre 93 km away
- 1971IV-V6 January 1971
Rather strong: felt by almost everyone; hanging objects swing.
Oltrepò Pavese earthquake (M3.9), epicentre 10 km away
- 1960III23 March 1960
Light: felt by few people, like a passing truck.
Vallese earthquake (M5.0), epicentre 175 km away
- 1920IV-V7 September 1920
Rather strong: felt by almost everyone; hanging objects swing.
Garfagnana earthquake (M6.5), epicentre 128 km away
- 1913IV-V7 December 1913
Rather strong: felt by almost everyone; hanging objects swing.
Valle Scrivia earthquake (M4.6), epicentre 36 km away
- 1901IV23 January 1901
Moderate: felt by many indoors; glasses and dishes rattle.
Oltrepò Pavese earthquake (M4.2), epicentre 11 km away
- 1898III4 March 1898
Light: felt by few people, like a passing truck.
Parmense earthquake (M5.4), epicentre 97 km away
- 1891F7 June 1891
Moderate: felt by many indoors; glasses and dishes rattle.
Valle d'Illasi earthquake (M5.9), epicentre 171 km away
- 1828VII9 October 1828
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Oltrepò Pavese earthquake (M5.7), epicentre 22 km away
…and one more documented effect 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 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
10 eventsEarthquakes in the area
Nearby towns
How does it compare with the surroundings?
Casteggio 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 Pavia0 events · 30gLombardy region11 events · 30gFrequently asked questions
Were there earthquakes today in Casteggio?
No, no quakes were recorded today in the Casteggio area: the latest nearby dates back to 2 months ago.
Is Casteggio a seismic area?
Casteggio 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 Casteggio?
In the last ~12 years of INGV data, the strongest within 30 km of Casteggio was magnitude 3.7, in 2020.
When was the last quake near Casteggio?
The last quake recorded within 30 km of Casteggio was 2 months ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)