2015/16: Blackwater (Queensland) Pesticides

Blackwater Reticulation:

Atrazine: 0.47ug/L(max), 0.42ug/L (av)

Desethylatrazine: 0.07ug/L(max), 0.07ug/L (av)

Tebuthiuron: 0.11ug/L(max), 0.11ug/L(av)

Metolachlor: 0.19ug/L(max), 0.14ug/L(av)

Blackwater Raw:

Atrazine: 0.5ug/L(max), 0.3ug/L (av)

Desethylatrazine: 0.1ug/L(max), 0.1ug/L (av)

Tebuthiuron: 0.2ug/L(max), 0.1ug/L(av)

Metolachlor: 0.2ug/L(max), 0.1ug/L(av)

Source: Central Highlands Regional Council – Drinking Water Quality Management Plan (DWQMP) Annual Report 2015/16

2017/18: Blackwater (Queensland) Pesticides (Note: Reticulated samples not provided 2017/18)

Blackwater Raw:

Atrazine: 0.21ug/L(max), 0.12ug/L (av)

Desethylatrazine: 0.03ug/L(max), 0.02ug/L (av)

Simazine: 0.03ug/L (max), 0.02ug/L (av)

Tebuthiuron: 1.2ug/L(max), 0.8ug/L(av)

Metolachlor: 0.25ug/L(max), 0.19ug/L(av)

Source: Central Highlands Regional Council – Drinking Water Quality Management Plan (DWQMP) Annual Report 2017/18

2018/19: Blackwater (Queensland) Pesticides (Note: Reticulated samples not provided 2018/19)

Blackwater Raw:

Atrazine: 0.05ug/L(max), 0.05ug/L (av)

Atrazine 2-Hydroxy: 0.03ug/L(max), 0.03ug/L (av)

Tebuthiuron: 0.26ug/L(max), 0.26ug/L(av)

Metsulfuron: 0.03ug/L(max), 0.03ug/L(av)

Source: Central Highlands Regional Council – Drinking Water Quality Management Plan (DWQMP) Annual Report 2018/19

2019/20: Blackwater (Queensland) Pesticides (Note: Reticulated samples not provided 2019/20)

Blackwater Raw:

Atrazine: 0.05ug/L(max), 0.05ug/L (av)

Desethylatrazine: 0.03ug/L(max), 0.03ug/L (av)

Tebuthiuron: 0.26ug/L(max), 0.26ug/L(av)

Metsulfuron: 0.03ug/L(max), 0.03ug/L(av)

Source: Central Highlands Regional Council – Drinking Water Quality Management Plan (DWQMP) Annual Report 2019/20