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