Chlorine Dioxide, Chlorite, Chlorate
- 15/5/19: Roseneath (Qld) – Chlorate
- 2019/20: Laura (Queensland) – Chlorate
- 2018 November – Alva Beach (Queensland) – Chlorate
- 2016/21 – Bloomsbury (Queensland) – Turbidity, Chlorine, Hardness, Chlorate
- 2016/21 – Koumala (Queensland) – Chlorate, Hardness
- 2017/23 – Greenvale (Queensland) – Aluminium, Cadmium, Turbidity, Colour, Iron, Chlorine, Chlorate
- 2009/10 + 2022/23 – Daintree (Queensland) – Chlorate, Colour
- 2013/14: Jericho (Queensland). Nitrate, Chlorate
- 2013/14 + 2018/19: Alpha (Queensland). Nitrate, Chlorate, Chloride, Sodium, Total Dissolved Solids, Hardness
- 2012/13: Marysville (Victoria) – Chlorite
- 2016 August: Mount Compass (South Australia) – Chlorate
- 2015/22 – Forsayth (Queensland) – Bromate, Aluminium, Chlorate, Bromide, Colour, Turbidity, Iron, Manganese
- 2015/22 – Georgetown (Queensland) – Chlorate, Bromide, Bromate, Colour, Turbidity
- 2010/12 + 2020/21 – Kilkivan (Queensland) – Chlorate, Lead, Turbidity, Hardness
- 2010/12 + 2017/21 – Goomeri (Queensland) – Chlorate, Hardness, Total Dissolved Solids
- 2010/12 + 2020/21 – Aramoor (Queensland) – Trihalomethanes, Chlorate, Turbidity, Hardness, Manganese
- 2011 – Yaraka (Queensland) – Chlorate
- 2009/12 – Longreach (Queensland) – E.coli, Fluoride, Turbidity, Chlorate, Trichloroacetic Acid
- 2009-2011 – Isisford (Queensland) – E.coli, Turbidity, Chlorine, Chlorate
- 2010/11 – Ilfracombe (Queensland) – E.coli, Chlorate
- 2014/7 – Stapylton (Queensland) – E.coli, Chlorate
- 2014/19 – Miles (Queensland) – E.coli, Trihalomethanes, Chlorate
- 2014/18 – Condamine (Queensland) – E.coli, Trichloroacetic Acid, Chlorate, Colour, Turbidity, Trihalomethanes
- 2013/18 – Warra (Queensland) – E.coli, Trihalomethanes, Chlorate, Hardness, Total Dissolved Solids, Chloride, Sodium, Manganese
- 2016/17 – Wandoan (Queensland) – E.coli, Chlorate
- 2016/21 – Stonehenge (Queensland) – E.coli, Chlorate
- 2013/2017 – Windorah (Queensland) – Chlorate, Chlorine
- 2013/2021 – Jundah (Queensland) – Trihalomethanes, Chlorate, Chlorine
- 2015/21 – Townsville (Queensland) – Lead, Chlorate, Turbidity, Chlorine, Manganese
- 2016 October – Yarrawonga (Queensland) – Chlorates
- 2015/20 – Paluma (Queensland) – Giardia, Cryptosporidium, Chlorate, Trihalomethanes, Lead, Turbidity, Iron
- 2014/15 – Cungulla (Queensland) – E.coli, Chlorate
- 2017 April – Brolga Park Giru (Queensland) – Chlorate
- 2014/23 – Ayr/Brandon (Queensland) – PFAS, E.coli, Turbidity, Zinc, Chlorate, Lead
- 2016 March – Caloundra Street, Caloundra (Queensland) – Chlorate
- 2014/15 – Noosa (Queensland) – Bromate, Chlorate
- 2007/13 + 2016/18 – Whitfield (Victoria) – E.coli, Chlorite, Chlorine Dioxide, Turbidity, Aluminium
- 2016/23 – Parachilna (South Australia) – Chloride, Chlorate, Sodium, Total Dissolved Solids, Hardness
- 2016/23 – Tarpeena (South Australia) – Chlorate, Hardness, Total Dissolved Solids
- 2016/23 – Padthaway (South Australia) – Hardness, Chloride, Chlorate, Sodium, Total Dissolved Solids
- 2011 + 2016/20: Moorook (South Australia) – Trihalomethanes, Chlorate, Turbidity
- 2011 + 2016/17 + 2022/23: Cadell (South Australia) – Trihalomethanes, Total Haloacetic Acids, Bromodichloromethane, Chlorate, Temperature, Chloropicrin
- 2000/02 + 2011/12 +2016/23: Blanchetown (South Australia) – Trihalomethanes, Chloral Hydrate, Dichloroacetic Acid, Total Haloacetic Acids, Chlorate, Temperature
- 2001/3 + 2016/23: Lameroo (South Australia) – Arsenic, Antimony, Chloride, Chlorate, Sodium, Total Dissolved Solids, Hardness, Mercury
- 2007/9 + 2012/23: Willaura (Victoria) – Chlorite, Colour, Trihalomethanes, Chloroacetic Acids, Ammonia
- 2007/9 +2012/23: Lake Bolac (Victoria) – Chlorite, Colour, Trihalomethanes, Chloroacetic Acids, Ammonia
- 2007/10: Watchem (Victoria) Chorite
- 2000/21: Penneshaw (South Australia). E.coli, Trihalomethanes, Antimony, Chlorate
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