Buying a home in Trevi
8,127 residents at the 2021 census, 5,269 buildings and 71.2 km² of territory, Umbria.
Trevi is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high. According to ISPRA’s mosaic, 0.6% of the territory of Trevi has high or very high landslide hazard (P3 and P4), with 0% of the residents. 23.5% of the territory of Trevi is in the flood area of the medium-probability scenario (P2), with 12.2% of the residents.
Find your address in Trevi
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Trevi compared
| ISPRA indicator | Trevi | PG | Umbria |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0% | 0.1% | 0.1% |
| Landslide, high hazard (P3) | 0.6% | 5.6% | 5.8% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 0% | 2% | 2.1% |
| Buildings in landslide areas P3-P4 | 0.1% | 2.6% | 3% |
| Flood, high probability (P3) | 19.1% | 3% | 3% |
| Flood, medium probability (P2) | 23.5% | 4.5% | 4.3% |
| Flood, low probability (P1) | 27.5% | 6.6% | 6% |
| Residents in P2 flood areas | 12.2% | 7.3% | 7.2% |
| Buildings in P2 flood areas | 12% | 6.7% | 6.5% |
Questions
Which seismic zone is Trevi in?
Trevi is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high.
How much of Trevi is in landslide class P3/P4?
According to ISPRA’s mosaic, 0.6% of the territory of Trevi has high or very high landslide hazard (P3 and P4), with 0% of the residents. By share of territory with landslide hazard P3-P4, Trevi ranks 57th of 59 municipalities in the province of Perugia.
How much of Trevi is in flood scenario P2?
23.5% of the territory of Trevi is in the flood area of the medium-probability scenario (P2), with 12.2% of the residents. By share of territory in the P2 flood area, Trevi ranks 2nd of 59 municipalities in the province of Perugia.
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 |
|---|---|---|---|
| Campello sul Clitunno | 1 | 2.5% | 0.6% |
| Montefalco | 2 | 6% | 13.9% |
| Castel Ritaldi | 2 | 3.7% | 12.4% |
| Sellano | 1 | 2.9% | 0.1% |
| Foligno | 1 | 2.2% | 10.3% |
| Vallo di Nera | 1 | 8.6% | 1.5% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on