Local water quality
Water quality in Lake Forest, Illinois
2 public water systems · EPA data
The bottom line
EPA records for the water serving Lake Forest, Illinois show Lead, Radium. A filter independently certified to reduce those exact contaminants is the most direct fix.
What's in Lake Forest's water
Contaminants EPA has recorded across Lake Forest's water systems, and how many certified filters remove each.
Water systems serving Lake Forest
Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.
Filter your Lake Forest water
Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.