Upper Barden Reservoir is an upland fresh water reservoir, one of two reservoirs that collect water from Barden Moor, and dam Barden Beck, a tributary of the River Wharfe in the Yorkshire Dales, North Yorkshire, England. The reservoir was opened in 1882 and also supplies fresh water to the Nidd Aqueduct, which transports it to Bradford. Upper Barden Reservoir was the second of the reservoirs to be built,.

Sir Alexander Richardson Binnie was a British civil engineer responsible for several major engineering projects, including several associated with crossings of the River Thames in London.