Canterbury Maps Open Data - River Flow and Stage Monitoring Sites (New Zealand)
ArcGIS Hub open dataset of Environment Canterbury river flow and stage monitoring site locations and the ECan river network, downloadable and accessible via an ArcGIS REST/GeoJSON feature API.
opendata.canterburymaps.govt.nz
At a glance
- Region
- New Zealand (Oceania)
- Coverage
- Canterbury region monitoring sites
- Access
- Free
- Category
- Government
- Last updated
- 2025
What's inside
- river flow
- river stage
- monitoring stations
- river network
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Design flows
Estimate 1-in-50 and 1-in-100 year floods for bridges, culverts and spillways.
Because it has: river flow
- 02
Low flows
Set environmental flows and check what is left in the river in a dry year.
- 03
Coverage gaps
Find who lacks safe water or sanitation.
Because it has: river network
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Flow forecasting
Train LSTM-style models on past records to forecast river levels and flow days ahead.
- 02
Ungauged basins
Combine with catchment data to estimate flow where there is no gauge.
- 03
Failure prediction
Predict pipe bursts and plant failures before they happen.
Machine access and documentation
Open API
ArcGIS Hub feature service (REST/GeoJSON) for river flow and stage monitoring sites
Licence: Open data
Listed in our registry of open water APIs, which WaterDataGPT can query live.
Related water data
- ECan Open Data Portal - River Datasets (New Zealand)Oceania | Free
- MfE River Flows Layer (data.mfe.govt.nz)Oceania | Free
- NZ River Flows - data.govt.nzOceania | Free
- NIWA Hydro Web PortalOceania | Free
- data.govt.nz - River Environment Classification REC2Oceania | Free
- Environment Canterbury Developer Data Portal (Environmental Observations API)Oceania | Free
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