2011: Katunga Channel Weed Control. Pesticide: 2,4-D

Concentrations of 2,4-D and TSS in water samples collected from channels at Katunga and Numurkah.

2,4-D Levels recorded as high as 929ug/L on day 2 after spray.

Final Report Environmental risk assessment of herbicides used in channels, drains and natural carriers - Stage II. Goulburn Murray Water/CSIRO 2012

Concentrations of 2,4-D and TSS in water samples collected from channels at Katunga and Numurkah.

2,4-D Levels recorded as high as 929ug/L on day 2 after spray.

Final Report Environmental risk assessment of herbicides used in channels, drains and natural carriers – Stage II. Goulburn Murray Water/CSIRO 2012