Lake Hume at Bethanga Bridge, Bellibridge

8/11/12: MCPA 0.01ug/L

14/10/15: MCPA 0.01ug/L

12/10/16: Atrazine 0.01ug/L

12/10/16: Simazine 0.05ug/L

12/10/16: Terbufos 0.01ug/L

2018/19: Triazine & Triazinone Herbicides 0.01ug/L

2019/20: Phenoxy Herbicides (most likely 2,4-D or MCPA) 0.02ug/L, Sulfonylurea Herbicides 0.03ug/L, Triazine & Triazinone Herbicides 0.01ug/L

2020/21: Phenoxy Herbicides (most likely 2,4-D or MCPA) 0.02ug/L, Triazine & Triazinone Herbicides 0.06ug/L

2021/22: Phenoxy Herbicides (most likely 2,4-D or MCPA) 0.04ug/L, Triazine & Triazinone Herbicides 0.05ug/L