Prospect Water Filtration Plant
2004/05: 2,4-D 0.01ug/L (h)
2005/06: 2,4-D 0.01ug/L (g)
2006/07: 2,4-D 0.0225ug/L (f)
2013/14: Triclopyr 0.01ug/L (a)
The herbicide triclopyr was detected in a raw water sample collected on 16 May 2013 from the inlet to Nepean WFP, on 24 August 2013 from the inlet to Warragamba WFP and on 31 October at Prospect WFP. All detections were at a level well below the ADWG 2011 health guideline value.