Water Quality in Pittsburgh, PA
Detailed water quality data for Pittsburgh, Pennsylvania including contaminant levels, EPA comparisons, AquaScore™ grading, and treatment recommendations.
Water utility: Pittsburgh Water and Sewer Authority.
Water source: Allegheny River.
Key Contaminants Found
- Total trihalomethanes (TTHMs)
- Haloacetic acids (HAA5)
- Lead
- Chromium (hexavalent)
- Chloroform
Pittsburgh has been under a lead advisory for years due to extremely old infrastructure — some dating to the 1800s. The city is actively replacing lead service lines but the process will take years.