Approved water quality guidelines

Water quality guidelines are used to:

• protect water values, including: aquatic life, wildlife, drinking water sources, agriculture (livestock watering and irrigation); and recreation
• inform water quality assessments
• support resource management decisions
• provide the basis for water quality objectives
• report on the state of water quality
• promote water stewardship

Guideline tools

• Guideline look-up table
• Emerging contaminants tool
• Guideline download (csv)
• Guideline update table (PDF)

Guideline summary reports

• Summary of Water Quality Guidelines: Aquatic Life, Wildlife & Agriculture (PDF)
• Summary of Water Quality Guidelines: Drinking Water Sources (PDF)
• Summary of Water Quality Guidelines: Recreation (PDF)

Guideline supplemental information

• View the water quality guidelines fact sheet
• View the water quality guidelines policy