Water resources management in modern Egypt water management in Egypt begins with the construction of the Old Aswan Dam in 1902 and barrages on the Nile in the 19th and early 20th century. The Old Aswan Dam partially stored the waters of the Nile to allow the growing of multiple crops per year in the Nile Delta, while the barrages raised the water level of the Nile so that water could be diverted into large irrigation channels running in parallel to the river. The water regime of the river was changed fundamentally in 1970 when the Aswan High Dam was completed, eliminating the annual Nile flood.
Lock and Dam No. 19 by a gantry crane that travels on the service bridge above the dam. At the time it was completed it was second in length only to the Aswan Low Dam on the Nile River. Construction began in 1910 and when completed in 1913 it was the largest capacity, single powerhouse electricity generating plant in the world. The Power House and spillways are owned and operated by Ameren Missouri and has a 142 MW capacity. The powerhouse contains 15 generators, originally designed to produce 25 Hz instead of the 60 Hz alternating current used today. Keokuk and Hamilton Water Power landed