River Brun

River Brun
The Brun as it falls over the old weir in Burnley
Location
CountryEngland
Physical characteristics
Source 
  locationHurstwood, Worsthorne, Lancashire
Mouth 
  location
River Calder, Burnley
Length4.5 mi (7.2 km)

The River Brun is a river in eastern Lancashire. It is approximately 4.5 miles (7.2 km) long and has a catchment area (not including the River Don) of 9.32 square miles (24.134 km2).