Buying a home in Calasca-Castiglione
567 residents at the 2021 census, 2,276 buildings and 57.1 km² of territory, Piemonte.
Calasca-Castiglione is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 1.8% of the territory of Calasca-Castiglione has high or very high landslide hazard (P3 and P4), with 0.9% of the residents. 0.8% of the territory of Calasca-Castiglione is in the flood area of the medium-probability scenario (P2), with 0.1% of the residents.
Find your address in Calasca-Castiglione
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Calasca-Castiglione compared
| ISPRA indicator | Calasca-Castiglione | VB | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.4% | 3.8% | 3.1% |
| Landslide, high hazard (P3) | 1.5% | 2.8% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0.9% | 14.9% | 1.8% |
| Buildings in landslide areas P3-P4 | 1.8% | 11.6% | 4.4% |
| Flood, high probability (P3) | 0.7% | 5.2% | 5.1% |
| Flood, medium probability (P2) | 0.8% | 6.9% | 8.3% |
| Flood, low probability (P1) | 1.5% | 8.5% | 13% |
| Residents in P2 flood areas | 0.1% | 15.3% | 4.9% |
| Buildings in P2 flood areas | 0.3% | 12.7% | 5.8% |
Questions
Which seismic zone is Calasca-Castiglione in?
Calasca-Castiglione is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Calasca-Castiglione is in landslide class P3/P4?
According to ISPRA’s mosaic, 1.8% of the territory of Calasca-Castiglione has high or very high landslide hazard (P3 and P4), with 0.9% of the residents. By share of territory with landslide hazard P3-P4, Calasca-Castiglione ranks 42nd of 74 municipalities in the province of Verbano-Cusio-Ossola.
How much of Calasca-Castiglione is in flood scenario P2?
0.8% of the territory of Calasca-Castiglione is in the flood area of the medium-probability scenario (P2), with 0.1% of the residents. By share of territory in the P2 flood area, Calasca-Castiglione ranks 49th of 74 municipalities in the province of Verbano-Cusio-Ossola.
Guides: seismic zone · landslides and floods · what to check before an offer. OMI prices: GEOPOI (how to read them).
Nearby municipalities
| Municipality | Seismic zone | Landslide P3-P4 | Flood P2 |
|---|---|---|---|
| Bannio Anzino | 3 | 3% | 1.1% |
| Vanzone con San Carlo | 3 | 11.5% | 1.5% |
| Borgomezzavalle | 3 | 5.3% | 2% |
| Piedimulera | 3 | 6.3% | 9.2% |
| Rimella | 4 | 15.2% | 0% |
| Pallanzeno | 3 | 12.6% | 24.3% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on