Silica
- 2007/17 – Lajamanu (Northern Territory) – Hardness, Total Dissolved Solids, Iodine, Silica
- 2012/16 – Yunyarinyi (South Australia) – Fluoride, Silica, Hardness
- 2012/16 – Kaljiti (South Australia) – E.coli, Silica, Sodium, Hardness
- 2012/15 – Mimili (South Australia) – Nitrate, Fluoride, Chloride, Silica, Sodium, Total Dissolved Solids, Hardness
- 2011 + 2015/17 – Dalby (Queensland) – E.coli, Silica, Zinc
- 2014-2016/17: Kingaroy (Queensand) – E.coli, Trihalomethanes, Hardness, Colour, Turbidity, Sodium, Chloride, Iron, Silica, Total Dissolved Solids
- 2008/17 – Nyirripi (Northern Territory) – E.coli, Fluoride, Hardness, Iodine, Silica
- 2003/17: Ti Tree (Northern Territory) – E.coli, Nitrate, Hardness, Iodine, Silica, Uranium
- 2003/17: Tennant Creek (Northern Territory) – E.coli, N. fowleri, Fluoride, Iodine, Hardness, Nitrate, Silica, Total Dissolved Solids
- 2006/17: Kintore/Walangkula (Northern Territory). E.coli, Nitrate, Hardness, Total Dissolved Solids, Iodine, Silica
- 2006/17: Laramba (Napperby) Northern Territory. Uranium, E.coli, Hardness, Iodine, Total Dissolved Solids, Silica
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