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Local water quality

Water quality in Chesterfield, Missouri

3 public water systems · PFAS detected · EPA data

The bottom line

EPA records for the water serving Chesterfield, Missouri show Lead, Total Trihalomethanes. A filter independently certified to reduce those exact contaminants is the most direct fix.

What's in Chesterfield's water

Contaminants EPA has recorded across Chesterfield's water systems, and how many certified filters remove each.

Lead 757 certified filters → Total Trihalomethanes 147 certified filters →

Water systems serving Chesterfield

Open a system for its full report — measured levels vs. federal limits, PFAS, and the certified filters that remove each contaminant.

MO AMERICAN ST LOUIS ST CHARLES COUNTIES
1,111,000 people served
1 contaminant · 1 PFAS · report →
MO AMERICAN EUREKA
11,000 people served
1 contaminant · report →
MO AMERICAN IRONTON
1,460 people served
3 contaminants · report →

Filter your Chesterfield water

Match a certified filter to what's actually in your water — a filter certified for lead may do nothing for PFAS or fluoride.

Get my exact water report Which filter is right for me?