The fluoride status of Adelaide's public water supply, who decides, and how to check it yourself. Page last updated 6 November 2026.
Fluoridated since 1971. Metro supply zones, including the desalination blend, average 0.7 to 0.9 mg/L.
SA Water told Parliament in 2012 that no customer tap had exceeded 1.5 mg/L in its dosed supplies over the previous five years.
Health authorities, including the NHMRC, recommend drinking fluoridated tap water to reduce tooth decay. Some residents prefer to reduce their intake, and that's a personal choice.
Law: No Act. SA Water policy.
Who decides: SA Water and SA Health, by policy.
Coverage: about 90% of communities (2020). First fluoridated: Adelaide, 1971.
0.7 to 0.9 mg/L by metro zone (Oct 2025 to Sep 2026), according to SA Water performance results, Sep 2026. Fluoridated supplies in Australia target 0.6 to 1.1 mg/L, and the health guideline maximum is 1.5 mg/L.
Fluoridated since 1971.
Yes. Fluoride is added to Adelaide's water. Fluoridated since 1971. Metro supply zones, including the desalination blend, average 0.7 to 0.9 mg/L.
SA Water and SA Health, by policy.
Look up SA Water's annual drinking water quality report, which lists fluoride in mg/L by supply zone. You can also ask the utility for monthly readings.
No. Boiling leaves the fluoride behind and slightly concentrates it. Reverse osmosis, distillation and activated alumina filters remove fluoride. Read more.