Buying a home in Brissogne
948 residents at the 2021 census, 574 buildings and 25.5 km² of territory, Valle d’Aosta/Vallée d’Aoste.
Brissogne is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 68.5% of the territory of Brissogne has high or very high landslide hazard (P3 and P4), with 6.5% of the residents. 5.4% of the territory of Brissogne is in the flood area of the medium-probability scenario (P2), with 4.5% of the residents.
Find your address in Brissogne
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Brissogne compared
| ISPRA indicator | Brissogne | AO | Valle d'Aosta/Vallée d'Aoste |
|---|---|---|---|
| Landslide, very high hazard (P4) | 14.1% | 48.9% | 48.9% |
| Landslide, high hazard (P3) | 54.4% | 34.8% | 34.8% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 6.5% | 10.9% | 10.9% |
| Buildings in landslide areas P3-P4 | 5% | 22.6% | 22.6% |
| Flood, high probability (P3) | 3.1% | 5% | 5% |
| Flood, medium probability (P2) | 5.4% | 7.3% | 7.3% |
| Flood, low probability (P1) | 13.1% | 9.2% | 9.2% |
| Residents in P2 flood areas | 4.5% | 9.1% | 9.1% |
| Buildings in P2 flood areas | 4.2% | 11.1% | 11.1% |
Questions
Which seismic zone is Brissogne in?
Brissogne is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Brissogne is in landslide class P3/P4?
According to ISPRA’s mosaic, 68.5% of the territory of Brissogne has high or very high landslide hazard (P3 and P4), with 6.5% of the residents. By share of territory with landslide hazard P3-P4, Brissogne ranks 52nd of 74 municipalities in the province of Valle d’Aosta.
How much of Brissogne is in flood scenario P2?
5.4% of the territory of Brissogne is in the flood area of the medium-probability scenario (P2), with 4.5% of the residents. By share of territory in the P2 flood area, Brissogne ranks 44th of 74 municipalities in the province of Valle d’Aosta.
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 |
|---|---|---|---|
| Pollein | 3 | 59.4% | 16% |
| Saint-Marcel | 3 | 90.9% | 9.8% |
| Charvensod | 3 | 68.7% | 4.9% |
| Gressan | 3 | 45.4% | 15% |
| Saint-Christophe | 3 | 43.8% | 3.2% |
| Fénis | 3 | 89.5% | 8.5% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on