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FreeResearch InstituteNew Zealand, Oceania
GNS National Water Table Interactive Map (New Zealand)
Model-derived steady-state mean water table for all of New Zealand at 250 m resolution. Downloadable as zipped GeoTIFFs of hydraulic head (m a.s.l.) and water table depth (m below ground), CC-BY 4.0, NZTM projection.
gns.cri.nz
At a glance
- Region
- New Zealand (Oceania)
- Coverage
- National
- Access
- Free
- Category
- Research Institute
- Last updated
- 2025
What's inside
- water table depth
- hydraulic head
- raster grids
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Risk screening
Screen projects and assets for climate risk.
- 02
Future water
Estimate water availability under future scenarios.
- 03
Design standards
Update design rainfall and flows for a changing climate.
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Bias correction
Correct and downscale climate model output for a site.
- 02
Emulators
Replace slow model runs with fast ML emulators.
- 03
Scenario selection
Find the few projections that matter for a decision.
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