It's apparently just 6.5 miles long. Also known as Porter Brook.
The River Avon is a 85 mile long river in England. The River Aire is a 71 mile long river in Yorkshire, England.
The River Wharfe is a river in Yorkshire, England and is 60 miles long.
The river tees is a river in Northern England and is 132km long. The basin area is 1834km2
The River Great is a 143-mile long river that flows through several counties in England. River Gannel is a river in Cornwall, England.
the river medway is 70 miles long (113km) Very long I know
porter
The River Vyrnwy is a river in Wales and England. It is 40 miles long.
The River Ribble is a river in northern England. River Rother flows through Kent and East Sussex, England.
The Stour river is 60 miles long. It flows through Southern England. It is also known as the Dorset Stour River.
The shortest river in Britain is Scotland's River Scavaig which runs from Loch Coriusk in the centre of the Black Cuillin of Skye to the sea in a mere 250 yards :)
The Tamar River is 50 miles, or 80 kilometers long. It is located in England in the United Kingdom.
The River Quaggy is a river in England. It is eleven miles long.