Nitrate
Standards & Effects
MCL (Maximum Contaminant Level)
10 ppm
Health Effects
Methemoglobinemia (blue baby syndrome) in infants
Common Sources
Fertilizers, manure, sewage
Filtration Options
Reverse osmosis, ion exchange
Look for filters certified by NSF International or WQA for removal of nitrate.
Note: This information is educational. For personalized water testing and treatment recommendations, contact your local water utility or a certified water quality professional.