Map of Portway (Dorchester, Dorset) flood risk areas, which includes areas of high, medium, and low flood risk, plotted on a Portway flood map.
| Place | Distance |
|---|---|
| Winfrith Newburgh flood map | 664 m |
| Blacknoll flood map | 787 m |
| East Knighton flood map | 1.1 km |
| Chaldon Herring flood map | 2.3 km |
| East Burton flood map | 3.0 km |
| Braytown flood map | 3.6 km |
| West Chaldon flood map | 3.7 km |
| Wool flood map | 4.4 km |
| Moreton flood map | 4.5 km |
| Hurst flood map | 5.1 km |