It then turns directly south, and after passing to the north of Ashbourne, it joins the River Dove near the village of Mayfield.

[3][4] The water powered corn mill at Bradbourne is considered to be the oldest surviving watermill in Derbyshire; it was built in 1726 and continued in operation until the 1920s.

The three storey mill had a unique system of twin overshot waterwheels which were some 12 feet (4 metres) in diameter.

The waterwheels and mill pond were restored, as part of the renovation and conversion of the building for residential use in 2008.

[1] The brook has been designated as a main river by the Environment Agency from Fenny Bentley to its confluence with the Dove.