Valide Dam
Valide Dam is a historic dam located in Sarıyer district of Istanbul Province, Turkey.
Valide Dam was built in 1796 by Ottoman Sultan Selim III to provide water for the donations in Eyüp of his mother Mihrişah Sultan, who was titled Valide sultan during his reign.
The dam is situated north of Bahçeköy, Sarıyer inside the Bentler Nature Park, which is part of the Belgrad Forest.
Valide Dam impounds Ayazağa Creek, a tributary of Acıelma Creek, and has a catchment area of. It is a solid gravity dam constructed in masonry with its crest and the waterside wall covered by marble. Two buttresses in distance at toe are attached to the downstream wall to reinforce the structure. The dam is high from the thalweg and long at crest. The crest is and the base is wide. The dam has a reservoir capacity of.
