Environment and Climate Change Canada
HYDAT and the National Water Data Archive
Environment and Climate Change Canada is the government department or statistical office for Canada. It publishes the Canadian hydrometric record — daily and instantaneous discharge and water level for thousands of stations — together with freshwater quality monitoring and Canadian climate observations.
Rights
- Commercial reuse
- Yes
- Redistribution
- Yes
- Derivative use
- Yes
- Attribution required
- YesData from Environment and Climate Change Canada, used under Open Government Licence – Canada.
- Terms last checked
- 23 August 2026
Access and coverage
- Publisher
- Environment and Climate Change Canada
- Geographic coverage
- Canada
- Temporal coverage
- 1860 onwards
- Update frequency
- real-time
- Formats
- csv, json, api, geojson
- Bulk download
- Available
- Registration required
- No
- Cost to Hydrionis
- Free
- Domains
- river flow, quality, precipitation, temperature