Stats NZ Environmental Indicators - Freshwater
Stats NZ environmental indicators tool with freshwater domain indicators and trends (river water quality, groundwater, flows) and downloadable supporting data produced with the Ministry for the Environment.
stats.govt.nz
At a glance
- Region
- New Zealand (Oceania)
- Coverage
- New Zealand
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- Water quality
- River flow
- Groundwater
- Indicators
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Trend hotspots
Find where water tables are falling year after year.
Because it has: Groundwater
- 02
Recharge planning
Site recharge structures and new borewells with evidence.
- 03
Hotspots and trends
Find where contamination is high and whether it is getting worse.
Because it has: Water quality
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Gap filling
Rebuild missing well readings from neighbours, rainfall and season.
- 02
Level forecasts
Forecast pre- and post-monsoon levels well by well.
- 03
Risk maps
Predict contamination where no samples exist, from geology, land use and climate.
Related water data
- Greater Wellington Open DataOceania | Free
- Environment Canterbury Open Data PortalOceania | Free
- Land, Air, Water Aotearoa (LAWA) - Explore DataOceania | Free
- LAWA Download DataOceania | Free
- NGMP - National Groundwater Monitoring Programme (data.govt.nz)Oceania | Free
- Northland Regional Council Environmental Data (LAWA)Oceania | Free
Find more water data
Search and compare 1,900+ water data sources by region, type and access.