Map of Portherras (Penzance, Cornwall) postcodes and their flood risks. Each postcode is assigned a risk of high, medium, low, or very low, and then plotted on a Portherras flood map. In the case of Portherras, all postcodes are medium flood risk.
| Place | Distance |
|---|---|
| Highter Bojewyan flood map | 422 m |
| Pendeen flood map | 545 m |
| Tregeseal flood map | 2.9 km |
| Little Bosullow flood map | 2.9 km |
| Boscean flood map | 3.4 km |
| Bosorne flood map | 4.4 km |
| Bosavern flood map | 4.4 km |
| Newbridge flood map | 4.5 km |
| Kelynack flood map | 4.7 km |
| Porthmeor flood map | 5.1 km |