Lake Sestroretsk spill
lake Sestroretsky Razliv, Sestroretsk, St. Petersburg
Description:
In 1721, to ensure the operation of machines under construction Sestroretsk arms factory on the river Sestre (in 2 km below the confluence of the Black) on the project of engineer Beer was built a dam, above which formed a reservoir.
It is included in the Cultural and Historical Heritage of the Resort District of St. Petersburg and the World Heritage Site “Historical Center of St. Petersburg and associated monument complexes”.
The total average flow rate from feeding rivers is 8 m3 / s. The average depth of 1.6 m varies in the range from 0.9 (reed thickets) to 5.5 m (under the shore of PTU-120) has remained unchanged since 1991. The boundaries of the reservoir depend on the water level regulated by dams.