- Green Drop report (31 Mar 2026): plant score 96.8% and WSI score 92.9%, ranking second in its category.
- Won Best Private Technical Site Assessment 2025 with a TSA score of 94%.
- Audit scores: Capacity Management 100%, Environmental 95%, Financial 85%, Technical 88%, Effluent and Sludge Compliance 100%.
- Treats 27.01 kL/d of industrial and domestic wastewater, operates two pump stations and 21.2 km of sewer pipeline and is funding a Sasolburg/Zamdela sanitation system review to reduce sewage losses and stormwater ingress.
Green Drop results
In the 31 March 2026 Green Drop assessment Sasolburg Operations achieved a plant score of 96.8% and a Water Services Institution score of 92.9%, securing Green Drop Certification and ranking second nationally in its category; it also won Best Private Technical Site Assessment 2025 with a TSA score of 94%.
Audit performance
Audit breakdowns showed Capacity Management 100%, Environmental Management 95%, Financial Management 85%, Technical Management 88%, and Effluent and Sludge Compliance 100%, indicating low operational risk across key performance areas.
Operations and community engagement
The Sasolburg facility treats 27.01 kL/d of industrial and domestic wastewater, operates two pump stations and 21.2 km of sewer pipelines, and is funding a Sasolburg/Zamdela sanitation system review with Metsimaholo Local Municipality to identify ways to reduce raw sewage losses and limit stormwater ingress.
