Wisconsin SWIMS - Surface Water Integrated Monitoring System
Wisconsin DNR repository of Clean Water Act monitoring data including water/sediment/fish-tissue chemistry, physical and biological (macroinvertebrate, aquatic invasive) data for rivers, streams, lakes and Great Lakes tributaries, with public user interface and volunteer data.
apps.dnr.wi.gov
At a glance
- Region
- United States (North America)
- Coverage
- Regional
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- Surface water chemistry
- Biological monitoring
- Sediment
- Fish tissue
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: Surface water chemistry
- 02
Compliance checks
Compare samples against drinking water and discharge standards.
- 03
Storage tracking
Follow storage and releases through the season.
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
Storage from space
Estimate volume from satellite water area and altimetry.
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- EWG Tap Water Database (2025 Edition)North America | Free
- OpenET 48-State EvapotranspirationNorth America | Free
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