Water indicators
Water quality and quantity
- Water quality in Canadian rivers (updated February 2024)
- Water quantity in Canadian rivers (updated March 2024)
- Shellfish harvest area water quality (updated February 2023)
- Polybrominated diphenyl ethers in fish and sediment (updated January 2020)
- Perfluorooctane sulfonate in fish and water (updated January 2019)
- Bisphenol A in water and sediment (new July 2020)
Regional ecosystems
- Phosphorus levels in the offshore waters of the Great Lakes (updated September 2020)
- Nutrients in the St. Lawrence River (updated January 2021)
- Reductions in phosphorus loads to Lake Winnipeg (updated January 2024)
- Nutrients in Lake Winnipeg (updated September 2018)
- Phosphorus loading to Lake Erie (updated December 2023)
Pressures on water quality
- Municipal wastewater treatment (updated August 2023)
- Plastic particles in the Northern Fulmar (new December 2020)
- Releases of harmful substances to water (updated September 2023)
- Risk to soil and water quality from agriculture (updated August 2016)
Performance and results
- Boil water advisories (updated June 2022)
- Restoring the Great Lakes Areas of Concern (updated September 2023)
- Marine pollution spills (updated December 2021)
Interactive maps
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