Buying a home in San Giorio di Susa
987 residents at the 2021 census, 1,985 buildings and 19.7 km² of territory, Piemonte.
San Giorio di Susa is in seismic zone 3 (the region uses the sub-zones 3S): in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 20.4% of the territory of San Giorio di Susa has high or very high landslide hazard (P3 and P4), with 26% of the residents. 9.5% of the territory of San Giorio di Susa is in the flood area of the medium-probability scenario (P2), with 72.1% of the residents.
Find your address in San Giorio di Susa
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San Giorio di Susa compared
| ISPRA indicator | San Giorio di Susa | TO | Piemonte |
|---|---|---|---|
| Landslide, very high hazard (P4) | 20.4% | 4.5% | 3.1% |
| Landslide, high hazard (P3) | 0% | 5.4% | 3.7% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 26% | 1.5% | 1.8% |
| Buildings in landslide areas P3-P4 | 37.1% | 5.9% | 4.4% |
| Flood, high probability (P3) | 1.6% | 4% | 5.1% |
| Flood, medium probability (P2) | 9.5% | 8.9% | 8.3% |
| Flood, low probability (P1) | 10.2% | 13.9% | 13% |
| Residents in P2 flood areas | 72.1% | 5.2% | 4.9% |
| Buildings in P2 flood areas | 47.8% | 7.2% | 5.8% |
Questions
Which seismic zone is San Giorio di Susa in?
San Giorio di Susa is in seismic zone 3 (the region uses the sub-zones 3S): in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of San Giorio di Susa is in landslide class P3/P4?
According to ISPRA’s mosaic, 20.4% of the territory of San Giorio di Susa has high or very high landslide hazard (P3 and P4), with 26% of the residents. By share of territory with landslide hazard P3-P4, San Giorio di Susa ranks 27th of 312 municipalities in the Metropolitan City of Torino.
How much of San Giorio di Susa is in flood scenario P2?
9.5% of the territory of San Giorio di Susa is in the flood area of the medium-probability scenario (P2), with 72.1% of the residents. By share of territory in the P2 flood area, San Giorio di Susa ranks 122nd of 312 municipalities in the Metropolitan City of Torino.
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 |
|---|---|---|---|
| Villar Focchiardo | 3S | 41.7% | 7.9% |
| Bussoleno | 3S | 30.2% | 13.8% |
| Mattie | 3S | 8.6% | 3.3% |
| San Didero | 3S | 6.4% | 14.3% |
| Borgone Susa | 3S | 7.6% | 18.1% |
| Sant’Antonino di Susa | 3S | 29.3% | 2.5% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on