The Schuylkill provides half of Philadelphia's public water supply (the Delaware provides the other half). You're almost certainly drinking it all the time. Of

The Schuylkill provides half of Philadelphia's public water supply (the Delaware provides the other half). You're almost certainly drinking it all the time. Of course it's treated now. https://www.phila.gov/water/wu/Water%20Quality%20Reports/2015WaterQuality.pdf https://www.phila.gov/water/wu/Water%20Quality%20Reports/201...