Buying a home in Vallarsa
1,383 residents at the 2021 census, 666 buildings and 77.9 km² of territory, Trentino-Alto Adige/Südtirol.
Vallarsa is in seismic zone 2: in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 36.7% of the territory of Vallarsa has high or very high landslide hazard (P3 and P4), with 1.6% of the residents. 1% of the territory of Vallarsa is in the flood area of the medium-probability scenario (P2), with 0.3% of the residents.
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Find your address in Vallarsa
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Vallarsa compared
| ISPRA indicator | Vallarsa | TN | Trentino-Alto Adige/Südtirol |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 0% | 1.9% |
| Landslide, high hazard (P3) | 36.7% | 20.6% | 10.4% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 1.6% | 1.9% | 2.5% |
| Buildings in landslide areas P3-P4 | 1.1% | 2.4% | 3.5% |
| Flood, high probability (P3) | 0% | 0% | 0% |
| Flood, medium probability (P2) | 1% | 4.5% | 2.6% |
| Flood, low probability (P1) | 1% | 4.5% | 2.6% |
| Residents in P2 flood areas | 0.3% | 25.9% | 18% |
| Buildings in P2 flood areas | 0.7% | 22.8% | 17.2% |
Questions
Which seismic zone is Vallarsa in?
Vallarsa is in seismic zone 2: in this zone strong earthquakes are possible.
How much of Vallarsa is in landslide class P3/P4?
According to ISPRA’s mosaic, 36.7% of the territory of Vallarsa has high or very high landslide hazard (P3 and P4), with 1.6% of the residents. By share of territory with landslide hazard P3-P4, Vallarsa ranks 10th of 166 municipalities in the Autonomous Province of Trento.
How much of Vallarsa is in flood scenario P2?
1% of the territory of Vallarsa is in the flood area of the medium-probability scenario (P2), with 0.3% of the residents. By share of territory in the P2 flood area, Vallarsa ranks 137th of 166 municipalities in the Autonomous Province of Trento.
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 |
|---|---|---|---|
| Trambileno | 3 | 10.8% | 0.5% |
| Ala | 2 | 29.9% | 6% |
| Terragnolo | 3 | 27.9% | 1.2% |
| Rovereto | 3 | 4.8% | 2.9% |
| Valli del Pasubio | 2 | 1.2% | 0.1% |
| Posina | 2 | 4.1% | 2.1% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on