Water Quality in Baltimore, MD
Detailed water quality data for Baltimore, Maryland including contaminant levels, EPA comparisons, AquaScore™ grading, and treatment recommendations.
Water utility: City of Baltimore Department of Public Works.
Water source: Liberty Reservoir, Loch Raven Reservoir, Prettyboy Reservoir.
Key Contaminants Found
- Total trihalomethanes (TTHMs)
- Haloacetic acids (HAA5)
- Chromium (hexavalent)
- Lead
- Chloroform
Baltimore's aging infrastructure — some pipes dating to the 1800s — creates significant lead exposure risk. The city has one of the highest rates of lead service lines in the eastern US.