Buying a home in Valgrisenche
192 residents at the 2021 census, 374 buildings and 113.5 km² of territory, Valle d’Aosta/Vallée d’Aoste.
Valgrisenche is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2. According to ISPRA’s mosaic, 85.9% of the territory of Valgrisenche has high or very high landslide hazard (P3 and P4), with 16.7% of the residents. 8.8% of the territory of Valgrisenche is in the flood area of the medium-probability scenario (P2), with 8.1% of the residents.
Find your address in Valgrisenche
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Valgrisenche compared
| ISPRA indicator | Valgrisenche | AO | Valle d'Aosta/Vallée d'Aoste |
|---|---|---|---|
| Landslide, very high hazard (P4) | 50% | 48.9% | 48.9% |
| Landslide, high hazard (P3) | 35.9% | 34.8% | 34.8% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 16.7% | 10.9% | 10.9% |
| Buildings in landslide areas P3-P4 | 21.1% | 22.6% | 22.6% |
| Flood, high probability (P3) | 8.6% | 5% | 5% |
| Flood, medium probability (P2) | 8.8% | 7.3% | 7.3% |
| Flood, low probability (P1) | 9% | 9.2% | 9.2% |
| Residents in P2 flood areas | 8.1% | 9.1% | 9.1% |
| Buildings in P2 flood areas | 12.2% | 11.1% | 11.1% |
Questions
Which seismic zone is Valgrisenche in?
Valgrisenche is in seismic zone 3: in this zone strong earthquakes are less likely than in zones 1 and 2.
How much of Valgrisenche is in landslide class P3/P4?
According to ISPRA’s mosaic, 85.9% of the territory of Valgrisenche has high or very high landslide hazard (P3 and P4), with 16.7% of the residents. By share of territory with landslide hazard P3-P4, Valgrisenche ranks 31st of 74 municipalities in the province of Valle d’Aosta.
How much of Valgrisenche is in flood scenario P2?
8.8% of the territory of Valgrisenche is in the flood area of the medium-probability scenario (P2), with 8.1% of the residents. By share of territory in the P2 flood area, Valgrisenche ranks 24th 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 |
|---|---|---|---|
| Rhêmes-Notre-Dame | 3 | 94.2% | 9.8% |
| Rhêmes-Saint-Georges | 3 | 97.4% | 16.7% |
| Arvier | 3 | 89.7% | 6.3% |
| Valsavarenche | 3 | 94% | 7.4% |
| Introd | 3 | 87.3% | 2.4% |
| La Thuile | 3 | 94.2% | 4.4% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on