Buying a home in Maretto
380 residents at the 2021 census, 236 buildings and 4.9 km² of territory, Piemonte.
Maretto is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low. According to ISPRA’s mosaic, 8.8% of the territory of Maretto has high or very high landslide hazard (P3 and P4), with 3.2% of the residents. 7.2% of the territory of Maretto is in the flood area of the medium-probability scenario (P2), with 0.5% of the residents.
Find your address in Maretto
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Maretto compared
| ISPRA indicator | Maretto | AT | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 1.7% | 2.3% | 3.1% |
| Landslide, high hazard (P3) | 7.1% | 4.2% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 3.2% | 1.5% | 1.8% |
| Buildings in landslide areas P3-P4 | 0.4% | 2% | 4.4% |
| Flood, high probability (P3) | 6.7% | 6.2% | 5.1% |
| Flood, medium probability (P2) | 7.2% | 7.7% | 8.3% |
| Flood, low probability (P1) | 7.8% | 11% | 13% |
| Residents in P2 flood areas | 0.5% | 2.3% | 4.9% |
| Buildings in P2 flood areas | 0.4% | 2.6% | 5.8% |
Questions
Which seismic zone is Maretto in?
Maretto is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Maretto is in landslide class P3/P4?
According to ISPRA’s mosaic, 8.8% of the territory of Maretto has high or very high landslide hazard (P3 and P4), with 3.2% of the residents. By share of territory with landslide hazard P3-P4, Maretto ranks 28th of 117 municipalities in the province of Asti.
How much of Maretto is in flood scenario P2?
7.2% of the territory of Maretto is in the flood area of the medium-probability scenario (P2), with 0.5% of the residents. By share of territory in the P2 flood area, Maretto ranks 40th of 117 municipalities in the province of Asti.
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 |
|---|---|---|---|
| Roatto | 4 | 6% | 10.8% |
| Cortandone | 4 | 6.3% | 5.4% |
| Villafranca d’Asti | 4 | 6.4% | 13.3% |
| Monale | 4 | 3.6% | 4.7% |
| Cortazzone | 4 | 3.1% | 4.2% |
| Castellero | 4 | 6.2% | 2.7% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on