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South Africa

It depends on the town. 613 of 991 listed water systems in South Africa are low risk (61.9%).

Northern CapeEastern CapeWestern CapeFree StateLimpopoNorth WestKwaZulu-NatalMpumalangaGauteng
Open an area for its towns. Green means every listed water system there is low risk. Orange or red means every listed system is high or critical risk. Any other area has mixed ratings. Plain land has no town page.
Eastern Cape157 water systems · 103 low riskFree State78 water systems · 37 low riskGauteng22 water systems · 19 low riskKwaZulu-Natal200 water systems · 133 low riskLimpopo90 water systems · 57 low riskMpumalanga100 water systems · 71 low riskNorth West43 water systems · 34 low riskNorthern Cape177 water systems · 44 low riskWestern Cape124 water systems · 115 low risk

Source

DWS Blue Drop Progress Report 2025.

Period covered: July 2023 to June 2024.

The Blue Drop risk rating combines a system’s size and load, how many bacterial and chemical tests passed, staff skills, and whether it has a water safety plan. Lower is better. Map positions are approximate.

Common questions

Can I drink the tap water in South Africa?

It depends on the town. 613 of 991 listed water systems in South Africa are low risk (61.9%).

Where do these ratings come from?

DWS Blue Drop Progress Report 2025. Period covered: July 2023 to June 2024.