Buying a home in Melazzo
1,258 residents at the 2021 census, 1,805 buildings and 19.7 km² of territory, Piemonte.
Melazzo is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 15.4% of the territory of Melazzo has high or very high landslide hazard (P3 and P4), with 25.8% of the residents. 14.5% of the territory of Melazzo is in the flood area of the medium-probability scenario (P2), with 8.9% of the residents.
Find your address in Melazzo
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Melazzo compared
| ISPRA indicator | Melazzo | AL | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 2.1% | 2.7% | 3.1% |
| Landslide, high hazard (P3) | 13.4% | 3.9% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 25.8% | 1.1% | 1.8% |
| Buildings in landslide areas P3-P4 | 17.3% | 3.8% | 4.4% |
| Flood, high probability (P3) | 14.3% | 9.2% | 5.1% |
| Flood, medium probability (P2) | 14.5% | 11.9% | 8.3% |
| Flood, low probability (P1) | 14.6% | 19.5% | 13% |
| Residents in P2 flood areas | 8.9% | 3.2% | 4.9% |
| Buildings in P2 flood areas | 10.5% | 4% | 5.8% |
Questions
Which seismic zone is Melazzo in?
Melazzo is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Melazzo is in landslide class P3/P4?
According to ISPRA’s mosaic, 15.4% of the territory of Melazzo has high or very high landslide hazard (P3 and P4), with 25.8% of the residents. By share of territory with landslide hazard P3-P4, Melazzo ranks 21st of 187 municipalities in the province of Alessandria.
How much of Melazzo is in flood scenario P2?
14.5% of the territory of Melazzo is in the flood area of the medium-probability scenario (P2), with 8.9% of the residents. By share of territory in the P2 flood area, Melazzo ranks 54th of 187 municipalities in the province of Alessandria.
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 |
|---|---|---|---|
| Castelletto d’Erro | 3 | 16.9% | 0% |
| Cavatore | 3 | 13.5% | 0.1% |
| Terzo | 3 | 8.3% | 13.9% |
| Bistagno | 3 | 7% | 7.6% |
| Ponti | 3 | 17.1% | 7% |
| Acqui Terme | 3 | 4.2% | 7.4% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on