Overview
Waterval WWTW in Johannesburg, Gauteng, South Africa serves approximately 145,000 people. The plant is part of the City of Johannesburg's municipal wastewater infrastructure.
Waterval WWTW is a wastewater treatment plant located in Oakdene, Johannesburg, within the City of Johannesburg Metropolitan Municipality, Gauteng, South Africa. It serves a population of around 145,000, classifying it as a large agglomeration under South African water management frameworks. South Africa's wastewater treatment plants are regulated under the National Water Act (Act 36 of 1998) and the Water Services Act (Act 108 of 1997), which set standards for effluent quality and environmental protection. For plants of this scale, secondary treatment with nutrient removal is typically required to protect receiving water bodies. The plant discharges treated effluent into the local drainage system, which ultimately flows into the Vaal River basin, a critical water resource for the Gauteng region. The Vaal River supplies water to Johannesburg and supports diverse aquatic ecosystems, making effective treatment essential for downstream water quality.
Environmental context
Waterval WWTW discharges into the Vaal River catchment, which drains into the Orange River and eventually the Atlantic Ocean. The Vaal River is a vital water source for the densely populated Gauteng region and supports a range of aquatic life. Effective wastewater treatment is crucial to prevent eutrophication and maintain water quality in this ecologically sensitive basin.
Frequently asked questions
Waterval WWTW is located at 33 Outeniqua Avenue, Oakdene, Johannesburg, Gauteng, South Africa.
Waterval WWTW serves approximately 145,000 people, classifying it as a large municipal wastewater treatment plant.
Waterval WWTW discharges into the Vaal River catchment, which flows into the Orange River and ultimately the Atlantic Ocean, protecting downstream aquatic ecosystems.
Waterval WWTW operates under South Africa's National Water Act and Water Services Act, which mandate treatment standards to protect water resources and public health.
For large agglomerations in South Africa, secondary treatment with nutrient removal is typically required to meet effluent quality standards and protect sensitive water bodies like the Vaal River.
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