Chlorine
- 2021/22: Huon Valley (Tasmania) – Chlorine, Turbidity, pH
- 2019/20: Woodhill Reservoir (Queensland). Chlorine
- 2010/18: Kandanga (Queensland). Chlorine, Hardness, Trihalomethanes, Lead
- 2018 January: Coober Pedy (South Australia). Chlorine, Taste and Odour
- 2000 – 2020: Bundarra (NSW) Boil Water Alert Turbidity, E.coli, Lead, Aluminium, Chlorine, Iron, Turbidity
- 2015/18: Darley (Victoria). Chlorine, Hardness
- 2014/18 – Peter Faust Dam (Queensland) – Chlorine, Turbidity, pH
- 2014/18 – Fairbairn Dam (Queensland) – Turbidity, Chlorine, pH
- 2017 – Eidsvold (Queensland) – Chlorine
- 2016/21 – Bloomsbury (Queensland) – Turbidity, Chlorine, Hardness, Chlorate
- 2018/19 – Yelarbon (Queensland) – Chlorine
- 2016 June: Thangool (Queensland) – Chlorine
- 2017/23 – Greenvale (Queensland) – Aluminium, Cadmium, Turbidity, Colour, Iron, Chlorine, Chlorate
- 2018 – Aloomba (Queensland) – Chlorine
- 2013/17 – Lower Bellingen (New South Wales) – Chlorine, Turbidity, Iron
- 2008/13 – Crescent Head (New South Wales) – E.coli, Turbidity, Chlorine, Colour
- 2009/14 – Whyanbeel (Queensland) – E.coli, Chlorine, pH, Colour, Iron
- 2015/17: The Walli (NSW) – E.coli, Chlorine
- 2012/19 – Collarenebri (NSW) – E.coli, Chlorine, Aluminium, Oxygen, Turbidity, Taste & Odour, Sodium, Total Dissolved Solids, Iron, Colour
- 2010/2019 + 2022/23 – Wangaratta (Victoria) – E.coli, Turbidity, Iron, PFAS, Chlorine
- 2012 + 2020 – St.James (Victoria) – E.coli, Chlorine
- 2013/14 + 2022/23 – Eskdale (Victoria) – Chlorine, Iron
- 2018 August: Delegate (New South Wales). Turbidity, Taste, Chlorine
- 2017/21 – Coolah (New South Wales) – E.coli, Foul Tasting Water, Chlorine, Hardness
- 2015 March – Gloucester (New South Wales) – Chlorine
- 2017/21 – Mendooran (New South Wales) – Nickel, Hardness, Iron, Manganese, Chloride, Inadequate Chlorine
- 2013/21 – North Canberra/Gungahlin (Australian Capital Territory) – E.coli, Plasticiser, Lead, Chlorine, Chloroacetic Acids
- 2014/18 – Clare (Queensland) – E.coli, Chlorine, Turbidity, pH
- 2012/16 – Nyleta (Queensland) Chlorine, Aluminium, Turbidity, Iron, Colour
- 2010/14 + 2018/19 – Cherbourg (Queensland) – E.coli, Trihalomethanes, Chlorine, Manganese, Colour, Turbidity
- 2013/2020 – Fishery Falls (Queensland) – Cryptosporidum, E.coli, Chlorine, pH
- 2016/20 – Ravenswood (Queensland) – Chlorine, Aluminium
- 2015/20 – Charters Towers (Queensland) – E.coli, Cadmium, Lead, Chlorine, Colour, Hardness, Turbidity, Iron
- 2015/18 – Greenvale Reservoir (Queensland) – Cadmium, Chlorine, Turbidity
- 2010/12 – Tin Can Bay/Cooloova Cove (Queensland) – Chlorine
- 2010/12 + 2017/21 – Imbil (Queensland) – E.coli, Trihalomethanes, Chlorine
- 2014/19 – Maryborough (Queensland) – E.coli, Trihalomethanes, Hardness, Chlorine
- 2014/23 – Hervey Bay (Queensland) – Trihalomethanes, Iron, Turbidity, Chlorine, Colour
- 2016/17 – Proston (Queensland) – Trihalomethanes, Chlorine, Hardness, Chloride
- 2014/15 – Athelstane Range Reservoir (Rockhampton, Queensland) – Chlorine
- 2009-2011 – Isisford (Queensland) – E.coli, Turbidity, Chlorine, Chlorate
- 2014/17 – Middlemount (Queensland) – Dissolved Oxygen, Chlorine, Manganese
- 2014/17 – Dysart (Queensland) – Chlorine, Turbidity, Manganese
- 2016/17 – Cressbrook (Queensland) – Chlorine, Manganese
- 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
- 2015/16 – Giru (Queensland) – Chlorine
- 2013/16 – Brisbane/Ipswich (Queensland) – E.coli, Chlorine, Manganese, Lead
- 2013/18 – Lowood (Queensland) – E.coli, Chlorine, Trihalomethanes, Haloacetic Acides, Temperature
- 2013/18 – Linville (Queensland) – Chloroacetic Acids, Trihalomethanes, Chlorine, Temperature
- 2009/23 – Broken Hill (New South Wales) – Manganese, Trihalomethanes, Chlorine, Lead, Total Dissolved Solids
- 2007/11 + 2016/18 – Walwa (Victoria) – Aluminium, Chlorine
- 2007/8 – Tangambalanga (Victoria) – E.coli, Chlorine
- 1987 + 2012/23 – Sunbury (Victoria) – Gastroenteritis, Trichloroacetic Acid, Aluminium, Chlorine, Lead
- 2012/16 + 2019/20 – Lerderderg (Victoria) – Chlorine, Aluminium, Hardness
- 2008/11 – Beaufort (Victoria) – E.coli, Trihalomethanes, Turbidity, Chlorine
- 2008/18 – Cressy (Victoria) – E.coli, pH, Chlorine
- 2014 Oct, 2016 Oct – Healesville (Victoria) – E.coli, Chlorine
- 2016/17 + 2021/22: Burnie (Pet River) – E.coli, Algae, Chlorine, Copper, Turbidity, pH
- 2015/22 – Lady Baron (Tasmania) – E.coli, Trihalomethanes, Aluminum, Colour, Iron, pH, Temperature, Chloride, Turbidity
- 2015/18 + 2020/22 – Hobart (Tasmania) – pH, Chlorine, Antimony, Turbidity
- 2015/17 + 2020 – Brighton (Tasmania) – Antimony, Chlorine Residual, Turbidity
- 2000 + 2016/23: Meningie (South Australia) – Chlorine, Ammonia, pH
- 2011/12 + 2017/23: Burdett South (South Australia) – Chlorine, Chloral Hydrate, Trihalomethanes, Total Haloacetic Acids, Chloroketones, Haloacetonitriles
- 2005/17 + 2023: Goornong (Victoria) – E.coli, Trihalomethanes, Aluminium, Nickel, Hardness, Total Dissolved Solids, Chlorine, Chloride, Taste & Odour
- 2009/10 + 2014/16: Fish Creek (Victoria) – Trihalomethanes, Chlorine
- 2007/12 + 2020/22: Boort (Victoria) – E.coli, Trihalomethanes, Iron, Turbidity, Total Dissolved Solids, Hardness, Chloride, Nickel, Chlorine, Taste and Odour
- 2005/20: Bealiba (Victoria) – E.coli, Trihalomethanes, NDMA, Hardness, Total Dissolved Solids, Chloride, Turbidity, Iron, Sodium, Chlorine
- 2013/2022: Gunn Point (Northern Territory) – Naegleria fowleri, E.coli, Cadmium, Chlorine
- 2005-16 + 2021/22: Darwin (Northern Territory) – N. fowleri, E.coli, Chlorine
- 2001 + 2016/23: Angaston (South Australia) – Chlorine Free, Ammonia, pH
- 2000 + 2016/23: Port Pirie (South Australia) – Chlorine Free, Ammonia, pH
- 2006-23: Macarthur (Victoria). Arsenic, Hardness, Chloride, Sodium, Total Dissolved Solids, Chlorine
- 2009 + 2015/18: Whitemark (Tasmania). E.coli, Lead, Iron, pH, Temperature, Chlorine
- 2013/19: Currie (Tasmania). Dichloroacetic Acid, Trichloroacetic Acid, Chlorine, Chloride, Hardness, Total Dissolved Solids, Cadmium
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