Sandy Creek at Homebush
8760 pesticide detections between Sep 2011 and Jan 2023
Diuron: 836 detections of Diuron between Sep 2011 and Jan 2023. 13ug/L (max 1/11/17). 1.345ug/L (av).
2,4-D: 710 detections of 2,4-D between July 2012 and Jan 2023. 13ug/L (max 1/11/17). 0.6355ug/L (av.)
Ametryn: 476 detections of Ametryn between Nov 2011 and Jan 2023. 4.2ug/L (max 17/11/15). 0.0748ug/L (av.)
Atrazine: 825 detections of Atrazine between Sep 2011 and Jan 2023. 11ug/L (max 10/1/19). 1.4013ug/L (av.)
Bromacil: 83 detections of Bromacil between Dec 2011 and Jan 2023. 3.1ug/L (max 11/5/22). 0.2755ug.L (av.)
Chlorpyrifos: 5 trace detections of Chlorpyrifos between May 2022 and July 2022.
Diazinon: 14 trace detections of Diazinon between Mar 2017 and July 2022.
Fipronil: 3 detections of Fipronil in Oct 2017. 0.0009ug/L (max 19/10/17). 0.0007ug/L (av.)
Fluroxypur: 656 detections of Fluroxypur between Feb 2014 and Jan 2023. 2.1ug/L (max 26/1/20). 0.3651ug/L (av.)
Haloxyfop: 84 detections of Haloxyfop between Jan 2014 and Dec 2022. 0.13ug/L (max 6/7/22). 0.0274ug/L (av.)
Hexazinone: 828 detections of Hexazinone between Sep 2011 and Jan 2023. 7.3ug/L (max 17/11/15). 0.4781ug/L (av.)
Imazapic: 684 detections of Imazapic between Feb 2015 and Jan 2023. 1.3ug/L (max 24/12/18). 0.3276ug/L (av.)
Imidacloprid: 759 detections of Imidacloprid between Feb 2012 and Jan 2023. 4.2ug/L (max 30/1/19). 0.3437ug/L (av.)
Isoxaflutole: 642 detections of Isoxaflutole between Jul 2012 and Jan 2023. 1.7ug/L (max 20/10/17). 0.2037ug/L (av.)
MCPA: 723 detections of MCPA between Jul 2012 and Jan 2023. 2.4ug/L (max 31/1/17). 0.1594ug/L (av.)
Metolachlor: 765 detections of Metolachlor between Nov 2011 and Jan 2023. 4.9ug/L (max 30/12/19). 0.3915ug/L (av.)
Metsulfuron Methyl: 116 detections of Metsulfuron Methyl between Nov 2013 and May 2022. 0.17ug/L (max 9/1/19). 0.0261ug/L (av.)
Metribuzin: 376 detections of Metribuzin between Jan 2013 and Mar 2021. 4.5ug/L (max 5/1/16). 0.295ug/L (av.)
Prometryn: 4 detections of Prometryn between Nov 2015 and May 2017. 0.08ug/L (max 17/11/15). 0.0253ug/L (av.)
Simazine: 83 detections of Simazine between Jan 2012 and Dec 2021. 0.11ug/L (max 20/1/15). 0.016ug/L (av.)
Tebuthiuron: 28 detections of Tebuthiuron between Jun 2012 and Jan 2023. 0.43ug/L (max 7/3/20). 0.0755ug/L (av.)
Terbuthylazine: 113 detections of Terbuthylazine between Dec 2020 and Jan 2023. 0.59ug/L (max 14/12/21). 0.1598ug/L (av.)
Triclopyr: 46 detections of Triclopyr between Jul 2012 and Jun 2021. 0.12ug/L (max 19/12/18). 0.0288ug/L (av.)
Source: Pesticide Reporting Portal – Queensland Government. https://storymaps.arcgis.com/stories/c0f0c6d7d88a4fd3a5541fe59f41ff75
2012-2013
Sandy Creek at Homebush
Ametryn 12kg, Total Atrazine 280kg, Diuron 310kg, Hexazinone 55kg
Land Use Yield
Ametryn (Sugarcane) 0.077 kg/km2
Atrazine (Cropping, Forestry & Sugarcane) 1.5kg/km2
Diuron (Cropping, Horticulture & Sugarcane) 2kg/km2
Hexazinone (Cropping, Forestry and Sugarcane) 0.19kg/km2
Source: Reef Water Quality Protection Plan. Total Suspended Solids, Nutrients & Pesticide Loads (2012-2013) for Rivers that Discharge to the Great Barrier Reef – Great Barrier Reef Catchment Loads Monitoring 2012-2013