1998: Pesticides: Endosulfan, Atrazine, Diuron, Fluometuron, Metolachlor & Prometryn. Source of contamination: Crops : Irrigated cotton, sorghum, maize  Where found: Rivers & streams. Reference: Muschal 1998.

https://www.environment.gov.au/node/21899#pesticidesininlandwaters