Buying a home in Borgo San Martino
1,343 residents at the 2021 census, 1,078 buildings and 9.7 km² of territory, Piemonte.
Borgo San Martino 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 Borgo San Martino has high or very high landslide hazard (P3 and P4), with 0% of the residents. 16.8% of the territory of Borgo San Martino is in the flood area of the medium-probability scenario (P2), with 0.2% of the residents.
Find your address in Borgo San Martino
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Borgo San Martino compared
| ISPRA indicator | Borgo San Martino | AL | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 2.7% | 3.1% |
| Landslide, high hazard (P3) | 0% | 3.9% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0% | 1.1% | 1.8% |
| Buildings in landslide areas P3-P4 | 0% | 3.8% | 4.4% |
| Flood, high probability (P3) | 12.7% | 9.2% | 5.1% |
| Flood, medium probability (P2) | 16.8% | 11.9% | 8.3% |
| Flood, low probability (P1) | 64.7% | 19.5% | 13% |
| Residents in P2 flood areas | 0.2% | 3.2% | 4.9% |
| Buildings in P2 flood areas | 0.2% | 4% | 5.8% |
Questions
Which seismic zone is Borgo San Martino in?
Borgo San Martino is in seismic zone 4: the least hazardous zone: the probability of an earthquake is very low.
How much of Borgo San Martino is in landslide class P3/P4?
According to ISPRA’s mosaic, 0% of the territory of Borgo San Martino has high or very high landslide hazard (P3 and P4), with 0% of the residents. In the province of Alessandria, 32 of 187 municipalities have no territory with landslide hazard P3-P4.
How much of Borgo San Martino is in flood scenario P2?
16.8% of the territory of Borgo San Martino is in the flood area of the medium-probability scenario (P2), with 0.2% of the residents. By share of territory in the P2 flood area, Borgo San Martino ranks 49th 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 |
|---|---|---|---|
| Ticineto | 4 | 0% | 19.7% |
| Occimiano | 4 | 0.2% | 23.3% |
| Giarole | 4 | 0% | 26.6% |
| Frassineto Po | 4 | 0% | 55.7% |
| Pomaro Monferrato | 4 | 0% | 29.3% |
| Valmacca | 4 | 0% | 68.8% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
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