1998 – 2023: Torrens River Gorge Weir (SA). Pesticides Detected: Endosulfan, Simazine, Triclopyr, Picloram, MCPA, Metsulfuron Methyl.

Torrens River – Torrens Gorge Weir – Pesticide Detections

1998 October 16 Endosulphan Sulphate 0.07ug/L

1998 December 9 Simazine 0.58ug/L

1999 September Simazine 0.6ug/L

2011 June 27 Triclopyr 0.1ug/L

6/2/12: MCPA 0.05ug/L

Triclopyr 0.1ug/L

28/5/12: Picloram 0.4ug/L, Triclopyr 0.6ug/L

25/6/12: Triclopyr 0.1ug/L

17/9/12: MCPA 0.1ug/L

15/10/12: Triclopyr 0.1ug/L

12/11/12: MCPA 0.1ug/L

7/1/13: MCPA 0.09ug/L

4/2/13: MCPA 0.06ug/L

29/4/13: Picloram 0.2ug/L, Triclopyr 0.3ug/L

23/9/13: MCPA 0.1ug/L

2/6/14: Triclopyr 0.2ug/L

4/8/14: MCPA 0.08ug/L

25/8/14: MCPA 0.06ug/L (sample pump)

11/5/15: MCPA 0.06ug/L

21/9/15: Triclopyr 0.1ug/L

19/10/15: Triclopyr 0.1ug/L

8/2/16: Picloram 0.3ug/L, Triclopyr 0.7ug/L

30/5/16: Triclopyr 0.1ug/L

29/8/16: MCPA 0.11ug/L (sample pump)

24/10/16: MCPA 0.05ug/L (sample pump)

21/11/16: MCPA 0.06ug/L (sample pump)

19/12/16: MCPA 0.06ug/L (sample pump)

16/1/17: MCPA 0.05ug/L (sample pump)

18/9/17: MCPA 0.07ug/L (sample pump)

16/10/17: Metsulfuron Methyl 0.16ug/L (sample pump)

11/12/17: MCPA 0.11ug/L (sample pump)

8/1/18: MCPA 0.11ug/L (sample pump)

2/7/18: Triclopyr 0.2ug/L

1/7/19: Triclopyr 0.1ug/L

13/1/20: Metsufuron Methyl 0.06ug/L (sample pump)

10/2/20: Metsufuron Methyl 0.06ug/L (sample pump)

4/5/20: Metsufuron Methyl 0.11ug/L, Triclopyr 0.2ug/L (sample pump)

1/6/20: Triclopyr 0.2ug/L (sample pump)

13/9/21: MCPA 0.07ug/L

8/11/21: MCPA 0.08ug/L

6/12/21: MCPA 0.08ug/L

17/1/22: MCPA 0.06ug/L

6/6/22: Triclopyr 0.2ug/L

7/11/22: Torrens Gorge Weir Sample Pump MCPA 0.07ug/L

16/1/23: Torrens Gorge Weir Sample Pump MCPA 0.06ug/L

1/5/23: Torrens Gorge Weir Sample Pump MCPA 0.06ug/L

1/5/23: Torrens Gorge Weir Sample Pump Triclopyr 0.2ug/L