Water-Quality Data
by Basin, County, Hydrologic Unit, or site ID
Water-Quality Data
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Water-Quality Toolbox
Publications
Recent Water-Quality Publications (full listing)
- Arsenic concentrations, related environmental factors, and the predicted probability of elevated arsenic in groundwater in Pennsylvania
- Groundwater-Level Trends and Forecasts, and Salinity Trends, in the Azraq, Dead Sea, Hammad, Jordan Side Valleys, Yarmouk, and Zarqa Groundwater Basins, Jordan
- Surface-water and groundwater interactions in an extensively mined watershed, upper Schuylkill River, Pennsylvania, USA


