| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Bourne Rivulet |  | River Test | 51.2100000000 | -1.3605600000 | Map | ||||||
| River Dever | River Test | 51.1586000000 | -1.2363500000 | Map | |||||||
| River Dun (River Test) | River Test | 51.0396000000 | -1.6258900000 | Map | |||||||
| River Anton |  | River Test | 51.2190000000 | -1.4840000000 | Map | ||||||
| River Blackwater (River Test) |  | River Test | 50.9267000000 | -1.4919400000 | Map |