Terms of reference for the first priority medium term project, the Integrated BAS hydropower, irrigation and multipurpose development programme, Phase 1, Baro/Sobat Component – prepared as part of the BAS Multi-Purpose Water Resources Development Study. It aims to implement major water resources infrastructure on the Baro and Sobat rivers and to maximise the multipurpose opportunities associated with them. At the heart of the proposed development is the construction of hydropower schemes and their associated reservoir storage on the Baro River and its tributaries in the Ethiopian highlands.