Idaho Department of Water Resources Open Data
Idaho DWR ArcGIS Hub providing free public water data, maps and resources covering water rights, river flow, water leases, wells and spatial datasets for download.
data-idwr.hub.arcgis.com
At a glance
- Region
- United States (North America)
- Coverage
- Sub-national
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- Water rights
- Streamflow
- Water wells
- Spatial data
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: Streamflow
- 02
Low flows
Set environmental flows and check what is left in the river in a dry year.
- 03
Trend hotspots
Find where water tables are falling year after year.
Because it has: Water wells
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
Gap filling
Rebuild missing well readings from neighbours, rainfall and season.
Machine access and documentation
Open API
ArcGIS Hub / ArcGIS REST services
Licence: Open data
Listed in our registry of open water APIs, which WaterDataGPT can query live.
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