Buying a home in Roasio
2,250 residents at the 2021 census, 2,821 buildings and 27.9 km² of territory, Piemonte.
Roasio is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 0% of the territory of Roasio has high or very high landslide hazard (P3 and P4), with 0% of the residents. 17.8% of the territory of Roasio is in the flood area of the medium-probability scenario (P2), with 5.3% of the residents.
Find your address in Roasio
The preview is free: the parcel, the seismic zone and the types of flags. The full dossier costs €29 including applicable VAT.
Roasio compared
| ISPRA indicator | Roasio | VC | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 1.4% | 3.1% |
| Landslide, high hazard (P3) | 0% | 0.8% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0% | 1.2% | 1.8% |
| Buildings in landslide areas P3-P4 | 0% | 2% | 4.4% |
| Flood, high probability (P3) | 0.1% | 4.6% | 5.1% |
| Flood, medium probability (P2) | 17.8% | 8.1% | 8.3% |
| Flood, low probability (P1) | 19.3% | 17.2% | 13% |
| Residents in P2 flood areas | 5.3% | 4.3% | 4.9% |
| Buildings in P2 flood areas | 4.4% | 5.2% | 5.8% |
Questions
Which seismic zone is Roasio in?
Roasio is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Roasio is in landslide class P3/P4?
According to ISPRA’s mosaic, 0% of the territory of Roasio has high or very high landslide hazard (P3 and P4), with 0% of the residents. In the province of Vercelli, 54 of 82 municipalities have no territory with landslide hazard P3-P4.
How much of Roasio is in flood scenario P2?
17.8% of the territory of Roasio is in the flood area of the medium-probability scenario (P2), with 5.3% of the residents. By share of territory in the P2 flood area, Roasio ranks 17th of 82 municipalities in the province of Vercelli.
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 |
|---|---|---|---|
| Villa del Bosco | 4 | 0% | 2% |
| Brusnengo | 4 | 0.2% | 0.8% |
| Lozzolo | 4 | 0% | 3.7% |
| Masserano | 4 | 0% | 9.8% |
| Gattinara | 4 | 0% | 10.9% |
| Curino | 4 | 0% | 0% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on