2016/2023: MacKenzie River at Rileys Crossing. Pesticides: Multiple

MacKenzie River at Rileys Crossing

1606 pesticide detections between Dec 2016 and Feb 2023

Diuron: 95 detections of Diuron between Dec 2016 and Feb 2023. 1.6ug/L (max 8/12/17). 0.1113ug/L (av.)

2,4-D: 110 detections of 2,4-D between Dec 2016 and Jan 2023. 0.62ug/L (max 31/3/17). 0.0833ug/L (av.)

Ametryn: 6 detections of Ametryn between Dec 2016 and Mar 2017. 0.0006ug/L (max 30/3/17). 0.0004ug/L (av.)

Atrazine: 188 detections of Atrazine between Dec 2016 and Feb 2023. 3.2ug/L (max 17/10/17). 0.2152ug/L (av.)

Bromacil: 1 detection of Bromacil 23/8/22. 0.03ug/L

Chlorpyrifos: 2 trace detections of Chlorpyrifos between Oct 2017 and Jul 2022.

Diazinon: 4 trace detections of Diazinon between Mar 2017 and Dec 2018.

Fipronil: 3 detections of Fipronil between Dec 2022 and Feb 2023. 0.02ug/L (max 1/2/23). 0.0167ug/L (av.)

Fluroxypur: 135 detections of Fluroxypur between Dec 2016 and Feb 2023. 1.4ug/L (max 14/1/23). 0.2109ug/L (av.)

Haloxyfop: 76 detections of Haloxyfop between Dec 2016 and Feb 2023. 0.62ug/L (max 6/12/17). 0.0541ug/L (av.)

Hexazinone: 50 detections of Hexazinone between Dec 2016 and Feb 2023. 0.12ug/L (max 7/11/17). 0.0198ug/L (av.)

Imazapic: 63 detections of Imazapic between Mar 2017 and Jan 2023. 0.21ug/L (max 2/12/22). 0.0322ug/L (av.)

Imidacloprid: 19 detections of Imidacloprid between Mar 2017 and May 2022. 0.43ug/L (max 11/2/20). 0.0426ug/L (av.)

Isoxaflutole: 36 detections of Isoxaflutole between Dec 2016 and Jan 2023. 0.64ug/L (max 1/12/22). 0.0788ug/L (av.)

MCPA: 34 detections of MCPA between Dec 2016 and Jan 2023. 1.3ug/L (max 13/5/22). 0.0674ug/L (av.)

Metolachlor: 191 detections of Metolachlor between Dec 2016 and Feb 2023. 5.4ug/L (max 17/1/22). 0.5376ug/L (av.)

Metsulfuron Methyl: 32 detections of Metsulfuron Methyl between Dec 2016 and Feb 2023. 0.09ug/L (max 16/3/19). 0.0225ug/L (av.)

Metribuzin: 7 detections of Metribuzin between Oct 2017 and Feb 2023. 0.46ug/L (max 19/10/22). 0.1014ug/L (av.)

Pendimethalin: 4 detections of Pendimethalin between Feb 2020 and Oct 2022. 0.07ug/L (max 20/10/22). 0.0425ug/L (av.)

Prometryn: 22 detections of Prometryn between Dec 2016 and Dec 2022. 0.22ug/L (max 15/10/17). 0.0311ug/L (av.)

Simazine: 123 detections of Simazine between Dec 2016 and Jun 2022. 1.6ug/L (max 14/5/22). 0.0903ug/L (av.)

Tebuthiuron: 219 detections of Tebuthiuron between Dec 2016 and Feb 2023. 4.2ug/L (max 14/2/22). 0.6849ug/L (av.)

Terbuthylazine: 158 detections of Terbuthylazine between Dec 2016 and Dec 2023. 8.3ug/L (max 1/12/22). 0.2363ug/L (av.)

Triclopyr: 26 detections of Triclopyr between Mar 2017 and Jan 2023. 0.67ug/L (max 16/3/19). 0.1153ug/L (av.)