Aswan Dam insignificant compared to what is needed to reach the yields achieved today in Egypt's irrigation. Also, the annual spread of sediment due to the Nile floods occurred along the banks of the Nile. Areas far from the river which never received the Nile floods before are now being irrigated. A more serious issue of trapping of sediment by the dam is that it has increased coastline erosion surrounding the Nile Delta. The coastline erodes an estimated per year. Before the construction of the High Dam, groundwater levels in the Nile Valley fluctuated 8–9 m per year with the water level
Pangani Falls Dam Pangani Falls Dam Pangani Falls Dam is a dam in Tanzania, which is part of the Pangani Hydro Systems. The dam is located at Koani in the Muheza District of the Tanga Region, about 8 km south of another power station at Hale. The Pangani falls power station has two turbines and has an installed capacity of . Construction of the dam began in December 1991 and was commissioned quickly just 3 years later to aid the ailing power shortages in the country. The entire project was funded by European Scandinavian nations (Norway, Finland and Sweden), which jointly decided to