Earthquakes in Altidona
Adriatico Centrale [Mare]
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?
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 = 0.181 g (10% probability of exceedance in 50 years, rigid soil).
The “area” is Altidona plus nearby towns.
The seismic history of Altidona
The earthquakes that were actually felt in Altidona over the centuries, with the intensity observed on site (Mercalli MCS scale).
- 2006II10 April 2006
Very light: felt only by a few people at rest, on upper floors.
Maceratese earthquake (M4.1), epicentre 41 km away
- 2003III25 May 2003
Light: felt by few people, like a passing truck.
Ascolano earthquake (M3.8), epicentre 16 km away
- 2003NF29 March 2003
Imperceptible: only instruments record it.
Adriatico centrale earthquake (M5.4), epicentre 124 km away
- 1997III6 October 1997
Light: felt by few people, like a passing truck.
Appennino umbro-marchigiano earthquake (M5.5), epicentre 79 km away
- 1997IV3 October 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.2), epicentre 81 km away
- 1997IV26 September 1997
Moderate: felt by many indoors; glasses and dishes rattle.
Appennino umbro-marchigiano earthquake (M5.7), epicentre 75 km away
- 1987VI4 September 1987
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Costa Marchigiana earthquake (M4.7), epicentre 9 km away
- 1986III-IV13 October 1986
Moderate: felt by many indoors; glasses and dishes rattle.
Monti Sibillini earthquake (M4.5), epicentre 55 km away
- 1985IV1 May 1985
Moderate: felt by many indoors; glasses and dishes rattle.
Ascolano earthquake (M4.1), epicentre 20 km away
- 1979IV19 September 1979
Moderate: felt by many indoors; glasses and dishes rattle.
Valnerina earthquake (M5.8), epicentre 81 km away
- 1972VI26 November 1972
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Marche meridionali earthquake (M5.5), epicentre 33 km away
- 1943V-VI3 October 1943
Strong: felt by everyone, many get scared; objects fall, first light damage to buildings.
Ascolano earthquake (M5.7), epicentre 24 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 14 km from Conrad, 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?
Altidona 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 Fermo9 events · 30gMarche region339 events · 30gFrequently asked questions
Were there earthquakes today in Altidona?
No, no quakes were recorded today in the Altidona area: the latest nearby dates back to 23 days ago.
Is Altidona a seismic area?
Altidona 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 Altidona?
In the last ~12 years of INGV data, the strongest within 30 km of Altidona was magnitude 4.0, in 2022.
When was the last quake near Altidona?
The last quake recorded within 30 km of Altidona was 7 days ago.
Tip. Click a nearby town to explore its seismicity.
Data: INGV — National Institute of Geophysics and Volcanology (CC-BY 4.0)