2006 April – 2014 March: Montagu River (Tas) at Stuarts Road. Pesticides detected: Simazine, MCPA, Metsulfuron Methyl.

MONTAGU RIVER AT STUARTS ROAD (#14200)

26/4/06: Simazine 0.07ug/L

22/1/08: MCPA 0.1ug/L

23/7/08: MCPA 0.45ug/L

24/1/09: MCPA 0.24ug/L

19/7/10: MCPA 0.69ug/L

4/11/10: MCPA 0.22ug/L

1/5/12: Simazine 0.35ug/L

3/7/12: MCPA 0.32ug/L

7/11/12: Simazine 1.23ug/L

2/7/13: MCPA Trace

4/3/14: Metsulfuron Methyl 0.11ug/L

Source: Pesticide Water Monitoring Program – Routine Monitoring Results (Tas Govt)

https://dpipwe.tas.gov.au/Documents/Baseline%20Monitoring%20Program.pdf