Trichlorfon
- 2020/22: Daylesford Water Supply. Pesticides: Simazine, 2,4-D, Trichlorofon
- 2020/22: Beaufort (Victoria). Pesticide: Simazine, Trichlorofon, Triclopyr, Fluroxypur
- 2013/23: Sugarloaf Reservoir Avoca Vic. Pesticides: 2,4,6-T, Dicamba, Atrazine, Benomyl, Simazine, 2,4-D, Metolachlor, Clopyralid
- 2012 November – 2022 November: White Swan Reservoir Ballarat. Pesticides: Cyprodinil, Simazine, MCPA, Atrazine, 2,4-D, Triclopyr
- 2010 February: Donnellys Creek (Rd 31). Pesticides: Bifenthrin, Iprodione, Metribuzin, Trichlorfon
- 2009-2010: Yarra River (approximate locations). Pesticides detected: Australian record?
- 2012 – 2023: Tullaroop Reservoir – Maryborough Water Supply. Pesticides detected: Atrazine, Simazine, 2,4-D, Metalochlor, Benomyl, Fluometuron, Diuron