Bentley Brook is a stream in Derbyshire, England. It rises on Matlock Moor, flowing south through Cuckoostone Dale, under the A632, into Lumsdale, gathering the valley's waters—notably from Knabhall B
Bridge carrying Oaksedge Lane over Bentley Brook as it enters the reservoir
Falls above grinding mill, Matlock, nr Lumsdale Road
Third reservoir, 1830s, in old quarry
The third and only remaining pond; houses of former mill workers and bridge
Lumsdale Valley is a steep-sided wooded gorge in the Peak District near Matlock, Derbyshire, in England. It is the location of a series of historic water-powered mills.
Bentley Brook
…in length, Bentley Brook is classed as a 'main river' by the Environment Agency. The Brook, formerly called "Lums", flows through the wooded gorge of Lumsdale Valley and is notable for being the site of six now disused water wheels and three mill ponds – "perhaps the most concentrated evidence of early water power…