Water Quality in Chesterfield, MO (63366)
EPA violation data for public water systems serving ZIP code 63366.
No Health-Based Violations
None of the 28 water systems serving this ZIP have exceeded federal contaminant limits in the past 5 years. There are20 monitoring/reporting violations (missed testing deadlines), all resolved.
Better than 79% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
54,769
Population
28
Water Systems
20
Violations (5yr)
0
Health-Based
Location
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Water Systems Serving This Area (28)
Mo American St Louis St Charles Counties
St Charles County Pwsd 2
All resolvedSt Charles Pws
All resolvedMo American St Charles
St Peters Pws
Wentzville Pws
Ofallon Pws
All resolvedSt Charles Co. Pwsd #2- Nor
Rolling Meadows Mhp
Lake Charles Hills Subd
Autumn Hills Mhp
Timberlaine Trails Subd
St Pauls Elementary School
All resolvedKing Arthurs Court
St Marys Institute
Tara Oaks Manor Assn
Martell Ridge
Emmaus Homes Inc
Belleau Gardens Trailer Court
Town & Country Mobile Home Park
Fennec Fox Way Llc
Cherokee Lakes Camp
All resolvedDog Prairie Tavern Llc
St Paul Knights Of Columbus Hall
All resolvedCindy Motel
Dardene Baptist Church
O'Fallon Motel
Safari Camp St Louis West
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
Annual water quality report delivery requirement.
Lead and copper testing requirement. Lead exposure can cause developmental harm in children.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jul 2024
How Does This Compare?
Chesterfield (63366) has more violations than 79% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 20, most of which are monitoring/reporting issues.
Water Filter Recommendations
No contaminant issues detected. For general protection, a basic carbon filter removes common impurities like chlorine and sediment. Look for NSF/ANSI 42 certified products.