Maine EGAD Environmental Sampling Database
Maine DEP Environmental and Geographic Analysis Database storing site, surface water, groundwater and biological sampling data; statewide environmental sampling datasets provided on request in XLSX.
maine.gov
At a glance
- Region
- United States (North America)
- Coverage
- Maine
- Access
- Free
- Category
- Government
- Last updated
- 2026
What's inside
- Water quality
- Groundwater
- Biological
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.
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- Oregon Water Data PortalNorth America | Free
- Washington Environmental Information Management (EIM) DatabaseNorth America | Free
- Wisconsin DNR Groundwater Retrieval Network (GRN)North America | Free
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