Earthquakes in Castel Ritaldi
Seismic activity in the surroundings
30 km radiusINGV catalogue epicentres of the last ~11 years, within the given radius from the town centre.
How seismic is this area?
A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
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 = 0.213 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Castel Ritaldi plus nearby towns.
The seismic history of Castel Ritaldi
The earthquakes that were actually felt in Castel Ritaldi over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 1997V-VI6 October 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 26 km away
- 1997V-VI3 October 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 27 km away
- 1997V-VI26 September 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 28 km away
- 1997V-VI26 September 1997
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Appennino umbro-marchigiano earthquake (M6.0), epicentre 26 km away
- 1997V12 May 1997
Rather strong: felt by almost everyone; hanging objects swing.
Monti Martani earthquake (M4.7), epicentre 14 km away
- 1979V-VI19 September 1979
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Valnerina earthquake (M5.8), epicentre 26 km away
- 1878VIII15 September 1878
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Valle Umbra earthquake (M5.5), epicentre 2 km away
- 1878VIII15 September 1878
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Valle Umbra earthquake (M5.5), epicentre 2 km away · observed at Mercatello
- 1878VIII15 September 1878
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Valle Umbra earthquake (M5.5), epicentre 2 km away · observed at Bruna
- 1832VIII13 January 1832
Ruinous: partial collapses in ordinary buildings, widespread heavy damage.
Valle Umbra earthquake (M6.4), epicentre 17 km away · observed at Colle del Marchese
- 1832VI-VII13 January 1832
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Valle Umbra earthquake (M6.4), epicentre 17 km away
- 1767VI-VII5 June 1767
Very strong: hard to stand; chimneys and roof tiles fall, serious damage to weaker buildings.
Valle Umbra earthquake (M5.5), epicentre 7 km away · observed at Castel San Giovanni
…and 45 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 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?
Castel Ritaldi is about average for its province in recorded quakes.
Each quake is attributed to the town closest to its epicentre: the numbers describe the area, not the municipal territory alone.
Context
Province of Perugia277 events · 30gUmbria region284 events · 30gFrequently asked questions
Were there earthquakes today in Castel Ritaldi?
Yes: today the Castel Ritaldi area (town and surroundings) recorded 2 quakes; the most recent 3 hours ago.
Is Castel Ritaldi a seismic area?
Castel Ritaldi is classified in seismic zone 2 by the Civil Protection. A zone where strong earthquakes are possible: new buildings follow strict anti-seismic criteria.
What was the strongest earthquake near Castel Ritaldi?
In the last ~11 years of INGV data, the strongest within 30 km of Castel Ritaldi was magnitude 3.9, in 2017.
When was the last quake near Castel Ritaldi?
The last quake recorded within 30 km of Castel Ritaldi was 3 hours ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)