4-chlorophenoxy acetic acid
- 2004-6: Brisbane Pesticides in Water Tank. Pesticide: CPA
- 2007 March – 2010 September: Gellibrand (Vic). Pesticides detected: 2,4-D, 4 chlorphenoxy acetic acid, MCPA
- 2009 December: Colac. Pesticides detected: 2,4-D, 4, chlorophenoxy acetic acid
- 2007 July – 2016 August: Pesticides Wurdee Boluc Inlet Channel – Salt Creek Lane. Pesticides: Glyphosate, 2,4-D, MCPA, 4, Chlorophenoxy Acid