1998: Namoi River Basin

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

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