Buying a home in Riardo
2,245 residents at the 2021 census, 935 buildings and 16.5 km² of territory, Campania.
Riardo is in seismic zone 2: in this zone strong earthquakes are possible. According to ISPRA’s mosaic, 11.8% of the territory of Riardo has high or very high landslide hazard (P3 and P4), with 5.8% of the residents. 1.8% of the territory of Riardo is in the flood area of the medium-probability scenario (P2), with 0.3% of the residents.
Find your address in Riardo
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Riardo compared
| ISPRA indicator | Riardo | CE | Campania |
|---|---|---|---|
| Landslide, very high hazard (P4) | 11.8% | 12.8% | 9.5% |
| Landslide, high hazard (P3) | 0% | 0.5% | 10.1% |
| Landslide, areas of attention | 5.2% | 19.7% | 22% |
| Residents in landslide areas P3-P4 | 5.8% | 3.1% | 4.7% |
| Buildings in landslide areas P3-P4 | 5.1% | 6.7% | 9.2% |
| Flood, high probability (P3) | 1.8% | 4.3% | 2.5% |
| Flood, medium probability (P2) | 1.8% | 14.8% | 5.7% |
| Flood, low probability (P1) | 1.8% | 15.5% | 6.2% |
| Residents in P2 flood areas | 0.3% | 5.6% | 5.1% |
| Buildings in P2 flood areas | 0.2% | 10.6% | 5.9% |
Questions
Which seismic zone is Riardo in?
Riardo is in seismic zone 2: in this zone strong earthquakes are possible.
How much of Riardo is in landslide class P3/P4?
According to ISPRA’s mosaic, 11.8% of the territory of Riardo has high or very high landslide hazard (P3 and P4), with 5.8% of the residents. By share of territory with landslide hazard P3-P4, Riardo ranks 46th of 104 municipalities in the province of Caserta.
How much of Riardo is in flood scenario P2?
1.8% of the territory of Riardo 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, Riardo ranks 55th of 104 municipalities in the province of Caserta.
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 |
|---|---|---|---|
| Pietramelara | 2 | 28.8% | 3.7% |
| Rocchetta e Croce | 2 | 24.6% | 1.2% |
| Caianello | 2 | 5.7% | 0% |
| Vairano Patenora | 2 | 8.4% | 7.4% |
| Pietravairano | 2 | 17% | 11.3% |
| Giano Vetusto | 2 | 31.5% | 4.8% |
Sources: ISPRA IdroGEO, Civil Protection, Istat (25 October 2026).
Updated on