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Several people were evacuated in Lekwa Local Municipality [6] and residents in the area of Vaal, Vanderkloof, and Bloemhof dams along the Orange River (Northern Cape Province) were invited to evacuate after controlled water discharge operate by local authorities. [7] In Mpumalanga province, about 300 families have been evacuated. [8]
The construction of Vaal Dam started during the depression of the early thirties and the dam was completed in 1938 with a wall height of 54.2 metres (178 ft) above lowest foundation and a full supply capacity of 994,000,000 cubic metres (3.51 × 10 10 cu ft). The dam is a concrete gravity structure with an earthfill section on the right flank.
In 1938, the Vaal Dam Project has a catchment area that covers 38 505 square kilometers. [1] This was the largest irrigation scheme in the southern hemisphere at that time, [6] the project also created another key source of water for the Rand Water Board. This dam became a part of the Vaal River Catchment System.
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The Vaal River (/ ˈ v ɑː l / Afrikaans pronunciation:; Khoemana: ǀHaiǃarib) is the largest tributary of the Orange River in South Africa.The river has its source near Breyten in Mpumalanga province, east of Johannesburg and about 30 kilometres (19 mi) north of Ermelo and only about 240 kilometres (150 mi) from the Indian Ocean. [1]
The Vaal River Barrage Reservoir is a dam on the Vaal River near Vanderbijlpark, border Gauteng and Free State, South Africa. The Barrage, created by a set of gates across the Vaal River, was built by Rand Water downstream of the Vaal Dam, in 1923. The reservoir is 64 kilometres long and has a total storage capacity of 63 million litres, a ...
Vaalharts Storage Weir is a dam in South Africa. It was established in 1936. Vaalhartz Weir (alternative spelling) is located on the Vaal River approximately 100 km downstream of Bloemhof Dam and 13 km upstream of Warrenton. The main purpose of the dam is to divert water from the Vaal River (released from Bloemhof Dam) to the Olebogeng Mokoena ...
From 2013 to 2023, 283 dams in the U.S. experienced some kind of failure, according to data provided by the Association of State Dam Safety Officials and analyzed by NBC News this summer.