River Marden Weir

The River Marden is a small tributary of the River Avon in England. It flows from the hills surrounding Calne and meets the Avon about a mile upstream of Chippenham. The river has a mean flow of 43 cubic feet per second.
  • Country: United Kingdom
  • Region: Wiltshire
  • Source: Ranscombe Bottom
  • Mouth: Bristol Avon
  • Length: 7 mi (11 km)
Data from: en.wikipedia.org