powerful water flow surging through dam floodgates after heavy rainfall, creating intense currents and foamy waves

dam water flow floodgate river powerful heavy rainfall stormwater surge current infrastructure nature force management waterway foamy waves flood torrent overflow hydro environmental safety control engineering reservoir runoff spillway barrier cascade turbulent aquatic splash energy rain structure concrete spill hydraulic riverbank erosion impact storm canal drainage industrial raw power rainy season conservation surging floodgates creating intense currents showcasing