Stats NZ Environment - Freshwater Indicators
Statistics New Zealand's environmental reporting series (with Ministry for the Environment) publishing freshwater state and trend indicator datasets including river water quality, drawn from national monitoring.
stats.govt.nz
At a glance
- Region
- New Zealand (Oceania)
- Coverage
- National
- Access
- Free
- Category
- Government
- Last updated
- 2025
What's inside
- Water Quality
- Freshwater Indicators
What you can do with it
Typical work that data of this type supports.
- 01
Hotspots and trends
Find where contamination is high and whether it is getting worse.
Because it has: Water Quality
- 02
Compliance checks
Compare samples against drinking water and discharge standards.
- 03
Sampling plans
Decide where to sample and treat first.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Risk maps
Predict contamination where no samples exist, from geology, land use and climate.
- 02
Anomaly alerts
Catch sudden spikes in sensor or lab data automatically.
- 03
From satellite
Estimate turbidity and chlorophyll in lakes and rivers from imagery.
Related water data
- Auckland Council Environment Data PortalOceania | Free
- Auckland Council Open DataOceania | Free
- Environment Canterbury Open Data PortalOceania | Free
- Environment Canterbury Water Quality DataOceania | Free
- Greater Wellington Open DataOceania | Free
- Hawke's Bay Regional Council Open DataOceania | Free
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