River Ash, Hertfordshire
| Ash | |
|---|---|
| Location | |
| Country | United Kingdom |
| Physical characteristics | |
| Source | |
| • location | Nr. Brent Pelham, Hertfordshire |
| • elevation | 115 m (377 ft) |
| Mouth | |
• location | Stanstead Abbotts, Hertfordshire into River Lea |
• coordinates | 51°47′56″N 0°0′16.5″W / 51.79889°N 0.004583°W |
| Length | 26 km (16 mi) |
The River Ash is a tributary of the River Lea which flows through Hertfordshire, England, before joining the Lea near Stanstead Abbots.
The Ash has elements of both a chalk stream and a more erosive river. It is the only tributary of the River Lea to achieve "Good" ecological status along some of its course.