Buying a home in Arrone
2,561 residents at the 2021 census, 1,807 buildings and 41 km² of territory, Umbria.
Arrone is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high. According to ISPRA’s mosaic, 5.8% of the territory of Arrone has high or very high landslide hazard (P3 and P4), with 3.9% of the residents. 4% of the territory of Arrone is in the flood area of the medium-probability scenario (P2), with 23.1% of the residents.
Find your address in Arrone
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Arrone compared
| ISPRA indicator | Arrone | TR | Umbria |
|---|---|---|---|
| Landslide, very high hazard (P4) | 0.9% | 0.2% | 0.1% |
| Landslide, high hazard (P3) | 5% | 6.1% | 5.8% |
| Landslide, areas of attention | 0% | 0% | 0% |
| Residents in landslide areas P3-P4 | 3.9% | 2.4% | 2.1% |
| Buildings in landslide areas P3-P4 | 7.1% | 4.5% | 3% |
| Flood, high probability (P3) | 1.8% | 2.9% | 3% |
| Flood, medium probability (P2) | 4% | 3.8% | 4.3% |
| Flood, low probability (P1) | 4.5% | 4.2% | 6% |
| Residents in P2 flood areas | 23.1% | 6.9% | 7.2% |
| Buildings in P2 flood areas | 22.4% | 5.7% | 6.5% |
Questions
Which seismic zone is Arrone in?
Arrone is in seismic zone 1: the most hazardous zone: the probability of a strong earthquake is high.
How much of Arrone is in landslide class P3/P4?
According to ISPRA’s mosaic, 5.8% of the territory of Arrone has high or very high landslide hazard (P3 and P4), with 3.9% of the residents. By share of territory with landslide hazard P3-P4, Arrone ranks 13th of 33 municipalities in the province of Terni.
How much of Arrone is in flood scenario P2?
4% of the territory of Arrone is in the flood area of the medium-probability scenario (P2), with 23.1% of the residents. By share of territory in the P2 flood area, Arrone ranks 14th of 33 municipalities in the province of Terni.
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 |
|---|---|---|---|
| Polino | 1 | 4.2% | 0% |
| Montefranco | 1 | 4.6% | 9.4% |
| Labro | 2B | 0.9% | 0% |
| Morro Reatino | 2A | 9.8% | 0% |
| Ferentillo | 1 | 7.9% | 3.2% |
| Rivodutri | 2A | 0.8% | 9.7% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
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