The fluoride status of Merimbula's public water supply, who decides, and how to check it yourself. Page last updated 6 November 2026.
The Tantawangalo-Kiah system is not fluoridated (under 0.11 mg/L in 2024-25), despite a 2018 vote to extend fluoride. New plant due 2027.
Without fluoridated water, dental guidelines put more weight on fluoride toothpaste, diet and regular check-ups. Some people prefer fluoride-free options.
Law: Fluoridation of Public Water Supplies Act 1957
Who decides: Councils apply, NSW Health approves. Only the Health Secretary can approve stopping.
Coverage: about 93% of residents (2017). First fluoridated: Yass, 1956.
No. Fluoride is not added to Merimbula's water. The Tantawangalo-Kiah system is not fluoridated (under 0.11 mg/L in 2024-25), despite a 2018 vote to extend fluoride. New plant due 2027.
Councils apply, NSW Health approves. Only the Health Secretary can approve stopping.
Look up Bega Valley Shire Council'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.