12/7/00 Goulburn Valley Water Picola Hexachlorobenzene 0.003ug/L
21/11/17: Picola Reticulation. 2,2-DPA, Dalapon 1ug/L
10/9/18: Picola Reticulation. 2,2-DPA, Dalapon 1ug/L
9/9/19: Picola Reticulation. 2,2-DPA, Dalapon 2ug/L
Dalapon source detections likely to be created as chlorine disinfection by-products, not pesticides.