2011 + 2017/2023: Burnett River Bundaberg (Qld). Pesticides: Multiple

Burnett River at Quay Street Bridge

874 pesticide detections between Aug 2017 and Mar 2023

Diuron: 87 detections of Diuron between Oct 2017 and Mar 2022. 0.39ug/L (max 8/1/22). 0.0488ug/L (av.)

2,4-D: 60 detections of 2,4-D between Oct 2017 and Dec 2022. 0.3ug/L (max 2/1/18). 0.0665ug/L (av.)

Atrazine: 116 detections of Atrazine between Oct 2017 and Feb 2023. 0.54ug/L (max 17/10/18). 0.0817ug/L (av.)

Bromacil: 6 detections of Bromacil between Oct 2017 and Feb 2020. 0.04ug/L (max 5/1/18). 0.0317ug/L (av.)

Diazinon: 3 trace detections of Diazinon between Oct 2017 and May 2020.

Fluroxypur: 25 detections of Fluroxypur between Oct 2017 and Oct 2022. 0.27ug/L (max 24/2/18). 0.096ug/L (av.)

Haloxyfop: 5 detections of Haloxyfop between Mar 2022 and Oct 2022. 0.07ug/L (max 14/5/22). 0.04ug/L (av.)

Hexazinone: 156 detections of Hexazinone between Sep 2017 and Jan 2023. 0.17ug/L (max 27/10/17). 0.0335ug/L (av.)

Imazapic: 25 detections of Imazapic between Oct 2017 and Oct 2022. 0.05ug/L (max 14/5/22). 0.0176ug/L (av.)

Imidacloprid: 26 detections of Imidacloprid between Oct 2017 and Oct 2022. 0.11ug/L (max 9/1/22). 0.0408ug/L (av.)

MCPA: 27 detections of MCPA between Jan 2017 and Feb 2022. 0.22ug/L (max 23/1/18). 0.0296ug/L (av.)

Metolachlor: 150 detections of Metolachlor between Oct 2017 and Feb 2023. 1ug/L (max 12/1/22). 0.1128ug/L (av.)

Metribuzin: 11 detections of Metribuzin between Oct 2017 and May 2022. 0.09ug/L (max 18/10/17). 0.0509ug/L (av.)

Simazine: 10 detections of Simazine between Oct 2017 and Nov 2021. 0.1ug/L (max 14/10/18). 0.042ug/L (av.)

Tebuthiuron: 149 detections of Tebuthiuron between Nov 2021 and Apr 2022. 1.2ug/L (10/4/22). 0.1623ug/L (av.)

Terbuthylazine: 13 detections of Terbuthylazine between Oct 2017 and Mar 2018. 0.02ug/L (max 31/10/17). 0.0108ug/L (av.)

Triclopyr: 5 detections of Triclopyr between Oct 2018 and Oct 2022. 0.31ug/L (max). 0.136ug/L (av.)

Source: Pesticide Reporting Portal – Queensland Government. https://storymaps.arcgis.com/stories/c0f0c6d7d88a4fd3a5541fe59f41ff75

2011: Large Scale Pesticide Monitoring Across Great Barrier Reef Catchments – Paddock to Reef Integrated Monitoring, Modelling and Reporting Program, 4 pesticides and one metabolites detected in Burnett River: Atrazine, Desethyl Atrazine, Hexazinone, Tebuthiuron, Metolachlor.