Administrative and supporting information for the Australian Drinking Water Guidelines

Administrative and supporting information for the June 2025 updates to the Australian Drinking Water Guidelines.

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The June 2025 update included updated guidance on per- and polyfluoroalkyl substances (PFAS) and updated guidance on lead, lead replacements in plumbing and manganese.

PFAS

Supporting documents for the updated guidance on PFAS are available from the PFAS project pages.

Lead, lead replacements in plumbing and manganese

Supporting documents for the updated guidance on lead, lead replacements in plumbing and manganese are available in the Downloads section. The documents include:

Administrative Report: Updated guidance on lead, lead replacements in plumbing and manganese
Research Protocols
Evidence Evaluation Reports
Technical Reports.

Downloads

File type

Size

SLR (2022). Lead - Stage 1 Evidence Evaluation Technical Report1.34 MB

pdf

1.34 MB

pdf / 1.34 MB Download

SLR (2023). Silicon - Evidence Evaluation Technical Report2.1 MB

pdf

2.1 MB

pdf / 2.1 MB Download

SLR (2023). Silicon - Evidence Evaluation Report825.35 KB

pdf

0.81 MB

pdf / 0.81 MB Download

SLR (2023). Selenium - Evidence Evaluation Technical Report2.34 MB

pdf

2.34 MB

pdf / 2.34 MB Download

SLR (2023). Selenium - Evidence Evaluation Report933.1 KB

pdf

0.91 MB

pdf / 0.91 MB Download

SLR (2023). Lead - Evidence Evaluation Technical Report2.44 MB

pdf

2.44 MB

pdf / 2.44 MB Download

SLR (2023). Lead - Evidence Evaluation Report929.75 KB

pdf

0.91 MB

pdf / 0.91 MB Download

SLR (2023). Bismuth - Evidence Evaluation Technical Report2.72 MB

pdf

2.72 MB

pdf / 2.72 MB Download

SLR (2023). Bismuth - Evidence Evaluation Report795.04 KB

pdf

0.78 MB

pdf / 0.78 MB Download

SLR (2022). Selenium - Stage 1 Evidence Evaluation Technical Report1.3 MB

pdf

1.3 MB

pdf / 1.3 MB Download

SLR (2022). Selenium - Stage 1 Evidence Evaluation Report616.79 KB

pdf

0.6 MB

pdf / 0.6 MB Download

Administrative report: Chemical fact sheet reviews for the ADWG: Lead replacements in plumbing products, Lead, Manganese1.29 MB

pdf

1.29 MB

pdf / 1.29 MB Download

SLR (2022). Lead - Stage 1 Evidence Evaluation Report849.58 KB

pdf

0.83 MB

pdf / 0.83 MB Download

Silicon - Evidence Evaluation Protocol552.52 KB

pdf

0.54 MB

pdf / 0.54 MB Download

Selenium - Stage 1 Evidence Evaluation Protocol769.41 KB

pdf

0.75 MB

pdf / 0.75 MB Download

Selenium - Evidence Evaluation Protocol500.22 KB

pdf

0.49 MB

pdf / 0.49 MB Download

NHMRC (2024). Manganese - Evidence Evaluation Report635.94 KB

pdf

0.62 MB

pdf / 0.62 MB Download

Manganese - Evidence Evaluation Protocol385.7 KB

pdf

0.38 MB

pdf / 0.38 MB Download

Lead - Stage 1 Evidence Evaluation Protocol782.67 KB

pdf

0.76 MB

pdf / 0.76 MB Download

Lead - Evidence Evaluation Protocol488.37 KB

pdf

0.48 MB

pdf / 0.48 MB Download

Bismuth - Evidence Evaluation Protocol528.06 KB

pdf

0.52 MB

pdf / 0.52 MB Download