Water Quality in New Orleans, LA
Detailed water quality data for New Orleans, Louisiana including contaminant levels, EPA comparisons, AquaScore™ grading, and treatment recommendations.
Water utility: Sewerage and Water Board of New Orleans.
Water source: Mississippi River.
Key Contaminants Found
- Total trihalomethanes (TTHMs)
- Haloacetic acids (HAA5)
- Lead
- Chromium (hexavalent)
- Chloroform
New Orleans draws from the Mississippi River after it has collected runoff from 31 states. The city's ancient infrastructure — some predating the Civil War — creates severe lead exposure risks.