| Gwash | |
|---|---|
 The Gwash at Manton, before it enters Rutland Water | |
  Location of the river mouth in Lincolnshire | |
| Location | |
| Country | England |
| Counties | Lincolnshire, Rutland, Leicestershire |
| Physical characteristics | |
| Source | |
| • location | Knossington |
| • coordinates | 52°40′20″N 0°49′13″W / 52.672149°N 0.820308°W |
| • elevation | 168 m (551 ft) |
| Mouth | River Welland |
• location | Stamford |
• coordinates | 52°39′15″N 0°27′02″W / 52.654065°N 0.450421°W |
• elevation | 19 m (62 ft) |
| Length | 39 km (24 mi) |
| Basin features | |
| River system | River Welland |
| Tributaries | |
| • left | North Brook |
The River Gwash, occasionally Guash, a tributary of the River Welland, flows through the English counties of Leicestershire, Rutland and Lincolnshire. It rises just outside the village of Knossington in Leicestershire, near the western edge of Rutland. It is about 39 kilometres (24 mi) long.[1]
- ^ Wheeler and Batty (1896), p.291