<P> Water fluoridation commenced in Adelaide in 1971 . There is no legal requirement to add fluoride to drinking water supplies . As of 2010, 90% of the state's communities have access to reticulated water with appropriate levels of fluoride . </P> <P> Fluoride has been added to public water supplies in Darwin (since 1972), Katherine, and Gove . Similarly to South Australia, there is no legal requirement to add fluoride to the Northern Territory's water supplies, but a position paper published in November 2010 strongly encourages water providers to add fluoride where possible . Supplies south of Elliott have naturally occurring fluoride at levels sufficient to provide an oral health benefit . Approximately 9% of the population of Northern Territory have naturally fluoridated water . As of 2012, 70% of the population in the Northern Territory has access to fluoridated water, and there are plans to extend access to more residents by 2015 . </P> <P> Fluoride was first added to the drinking water for the Victorian town of Bacchus Marsh in 1962, with Melbourne beginning fluoridation in 1977 . The towns of Portland, Nhill, Port Fairy, Barnawartha, and Kaniva have naturally occurring fluoride in their drinking water . In August 2012 approximately 90% of the Victorian population had access to fluoridated water . The fluoridation of Victoria's drinking water supplies is regulated by the Health (Fluoridation) Act 1973, by the Department of Health . </P> <P> On 29 November 2012 the Queensland Parliament, with a Liberal National Party government, reversed the previous Labor government's mandate requiring certain public potable water supplies to add fluoride to the water . As a consequence of these changes local councils in Queensland have the choice to add fluoride to drinking water supplies, similar to the conditions in place under the previous legislation . In January 2013 the Cairns council decided to discontinue water fluoridation . </P>

When was fluoride added to water in melbourne