[17] This is caused by the growing level of dysfunction in the many sewage works that drain the city of Johannesburg, which, unusually for a large city, straddles a continental watershed instead of being located on a lake, river or seafront. The farm and adjacent land were acquired by the State, mainly through the facilitation of his son, Johan Schoeman (1887–1967), around 1912. 2. Initially work was delayed pending a court judgment with General Hendrik Schoeman and a certain Mr Marshevin about the expropriation of their properties. Talks were ongoing to deal with water pollution at the Hartbeespoort Dam once and for all, according to its custodian which was quick to deny polluting the dam. [4], The town of Hartbeespoort is situated close to the dam wall and the villages of Kosmos, Melodie, Ifafi, Meerhof and The Coves, Pecanwood, Westlake and several other estates can be found alongside its shores. Johannesburg: South African Institute of Race Relations. In 1921 a second company took on the project and appointed an engineer, F. W. Scott, who tackled the project with renewed energy. 32 of 1914 was accepted by Parliament. There is an impact coming to the dam from pump stations and sewer spillages which we can also see at Centurion Lake,” Venter said. This dirty water also ends up in the Hartbeespoort Dam after the rain and flood events of the past few days. 2015. Water Affairs’s collapsed remediation project exposed the severity of Hartbeespoort Dam’s pollution. Gold, Scorched Earth and Water: The Hydropolitics of Johannesburg. [15] The catchment area includes Bruma lake in the Jukskei River and Centurion lake in the Hennops River. Hartbeespoort Dam Remediation Project (Phase 1) Action Plan Final Report (Volume II). Thornton, P.H. The pollution problem at the Hartbeespoort Dam was "historic in nature", the water affairs ministry said on Monday, in response to legal threats against the department. Venter said that if nothing was done about the pollution, algae and hyacinth would build up, resulting in unacceptable conditions which plagued the dam some 10 years ago. Mother Nature caused further delays due to flooding. In comparison with similar water bodies in South Africa, the sediments in Hartbeespoort Dam contained high levels of both total and potentially mobile phosphorus. In Water Policy (18); 210 – 227. Hyacinths have a higher nuisance value in terms of their coverage of the water surface and the limitations their growth places on recreational activities on the dam. The Dam suffers severe eutrophication, in 2003 resulting from high concentrations of phosphates and nitrates in the Crocodile River, the major inflow. Another 5 points located at pollution hotspots upstream of the Hartbeespoort Dam, in the Jukskei River (Fig. The GPS coordi-nates are listed in Supporting Information (SI) Table S1. Yearly, phosphate input is around 200 tons. Harding WR, Thornton JA, Steyn G, Panuska J, Morrison IR. In addition to the spillages from Northern Works, more pollution emanating from pump stations, manholes and sewage plants, entered the river. North West Province DACE; 2004. He explained that every time it rained, pollution flooded into the rivers from storm water drains, manholes and other tributaries. Some biomanipulation methods applied to dams such as Hartbeespoort have come under scientific scrutiny. [10], Hartbeespoort has become a very popular holiday and weekend resort for the inhabitants of Johannesburg and Pretoria; it is the principal water recreation area of northern Gauteng and many types of water sports are enjoyed on the dam. Deteriorating water quality, most notably Microcystin toxin. has occurred through water pollution from the rivers in the greater catchment and from. Sitting on the Horns of a Dilemma: Water as a Strategic Resource in South Africa. [16], The extreme level of eutrophication is evident in excessive growth of microscopic algae and cyanobacteria, and macrophytes such as water hyacinth (Eichhornia crassipes). In his book "Agter die Magalies", Bertus de Beer argues that the government acted in a heavy-handed manner to resolve a number of issues surrounding the construction of the dam. Water Pollution: Department must take responsibility for Hartbeespoort Dam. © 2021 Independent Online and affiliated companies. Available online. Pretoria: Water Research Commission. The Hartbeespoort Dam is strategic as it receives the inflow from both the City of Johannesburg and City of Tshwane. It lies in a valley to the south of the Magaliesberg mountain range and north of the Witwatersberg mountain range, about 35 kilometres north west of Johannesburg and 20 kilometres west of Pretoria. In light of the drought and water shortages being see across the country, the Hartbeespoort Dam in the North West is facing its own crisis. The Transvaal Yacht Club has been operating at the dam since its construction in 1923.[11]. The Crocodile River is the major tributary to Hartbeespoort Dam, with the Hennops and Jukskei Rivers as confluents. The disruption caused by the First World War, and the complications brought on by the Rebellion of a group of Afrikaners, brought further delays to the building. A single-laned, tarmac road skirts the water's edge on the north side; along its route it passes through a 56.6 m long tunnel and also crosses the dam wall. In 1914 and again in 1918, huge amounts of construction wood washed down the river and were never recovered. The second Hartbeespoort Clean-up, initiated by Coastal Ghost earlier this year, was a huge success with approximately 80 tons of litter and debris removed from all around the dam. Hartbeespoort Dam (Image: southafrica.net) [5], In 1906, the government ordered a public inquiry into the feasibility of building an irrigation dam in the Hartbeespoort of the Magaliesberg. The construction of the dam officially started in August 1916. WATCH: Sewage leak in Hartbeespoort Dam (Edited by Shimoney Regter) More in Local SAPS: Clothes attached to body found at sea match missing Herolds Bay toddler's. Hartbeespoort Dam water quality is hyper-eutrophic due to continuous inflow of excess phosphate from sewage and via sediments. The National Department of Public Works (NDPW) said that Johannesburg Water has a municipal out-fall sewer line that crosses Leeuwkop Prison, and runs parallel to … Then the first company was liquidated due to financial losses resulting from the floods and delays. Late last week, the plant released millions of litres of untreated sewage into the Jukskei River. The Hartbeespoort dam on the Crocodile River is described as being one of the most significant dams in the economic hub of South Africa's North West Province. Now people are too afraid to get into the Bronkhorstspruit water.
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