Environmental Protection Agency Ireland
Irish water quality and hydrometric data
Environmental Protection Agency Ireland is the statutory regulator for Ireland. It publishes river, lake, groundwater and bathing water quality, hydrometric river flow, urban wastewater treatment performance and drinking water quality reporting for Ireland.
Rights
- Licence
- CC BY 4.0
- Commercial reuse
- Yes
- Redistribution
- Yes
- Derivative use
- Yes
- Attribution required
- YesData from Environmental Protection Agency Ireland, used under CC BY 4.0.
- Terms last checked
- 23 August 2026
Access and coverage
- Publisher
- Environmental Protection Agency Ireland
- Geographic coverage
- Ireland
- Temporal coverage
- 1970 onwards
- Update frequency
- daily
- Formats
- csv, json, api, geojson
- Bulk download
- Available
- Registration required
- No
- Cost to Hydrionis
- Free
- Domains
- quality, river flow, wastewater, groundwater