The fluoride status of Keith's public water supply, who decides, and how to check it yourself. Page last updated 6 November 2026.
Supplied with River Murray water from the Tailem Bend plant, which is naturally low in fluoride, so the measured level points to dosing.
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.
0.59 mg/L average (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.
Yes. Fluoride is added to Keith's water. Supplied with River Murray water from the Tailem Bend plant, which is naturally low in fluoride, so the measured level points to dosing.
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.