The objective of this study was to identify the best solution for refurbishing and upgrading the 50-year-old HPP and adapting the whole hydropower and dam reservoir scheme to international technical, safety and environmental standards. Feasibility study for the rehabilitation and upgrading of the 126 MW Kairakkum hydropower plant on the Syrdarya River; Special consideration to strengthening the power plant’s resilience against climate change effects (PPCR study – Pilot Programme for Climate Resilience, launched under Climate Investment Funds CIF).The objective of this study was to identify the best solution for refurbishing and upgrading the 50-year-old HPP and adapting the whole hydropower and dam reservoir scheme to international technical, safety and environmental standards.