There is a large dam with a hydro-power plant. There is a need for a regulating reservoir for preventing cold-weather damage and storing excess water in the downstream.
See the chapter 3 "The Methodology of the Build and Forecasting Balance
of Water Management of District Basin River" (there are models, algorithms, maps and the real example for Southern Booh (Bug) river) of my monography (2014) (Ukrainian)
Book Scientific Basics of Rational Use Water of Ukraine by the Ba...