Water Quality in Chesterfield, MO (63025)

EPA violation data for public water systems serving ZIP code 63025.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

19,508

Population

22

Water Systems

19

Violations (5yr)

2

Health-Based

Location

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Water Systems Serving This Area (22)

Mo American St Louis St Charles Counties

Surface water 1,111,000 people served
0 violations
Lead tested: 1 ppb (limit: 15 ppb)

Jefferson Co Cons Pwsd C 1

Purchased surface water 37,000 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Jefferson County Pwsd 2

All resolved
Surface water 16,548 people served
4 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Six Flags St Louis

All resolved
Groundwater 3,200 people served
1 violation (5yr) · All resolved

Times Beach

Groundwater 2,061 people served
0 violations

Chesterfield Elem School

Groundwater 510 people served
0 violations

Pevely Farm Golf Club

Groundwater 200 people served
0 violations

Hidden Valley Golf And Ski

Groundwater 100 people served
0 violations

Crescent Farms Golf Club

All resolved
Groundwater 100 people served
4 violations (5yr) · All resolved

St Louis West Koa

Groundwater 60 people served
0 violations

Wyman

Groundwater 50 people served
2 violations (5yr)

Jay Henges Range

All resolved
Groundwater 50 people served
1 violation (5yr) · All resolved

Hayfield Water Works

All resolved
Groundwater 45 people served
1 violation (5yr) · All resolved
Lead tested: 3.09 ppb (limit: 15 ppb)

Pere Cliff Mhp

Groundwater 30 people served
0 violations

Holiday Inn At Six Flags

Groundwater 30 people served
0 violations
Lead tested: 2.5 ppb (limit: 15 ppb)

Tyson Research Center

1 health-based
Groundwater 26 people served
3 violations (5yr) · 1 health-based · All resolved

Aberdeen Golf Club

All resolved
Groundwater 25 people served
1 violation (5yr) · All resolved

Quarry Hill Golf Practice Center

Groundwater 25 people served
0 violations

Word Of Faith Fellowship

Groundwater 25 people served
0 violations

I-44 Marina

Groundwater 25 people served
0 violations

Marianist Retreat Center

1 health-based
Groundwater 25 people served
2 violations (5yr) · 1 health-based · All resolved

Villas At Fox Run

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

8 violations
All resolved
Groundwater RuleHealth-Based
2 violations
All resolved
Public NoticeMonitoring
3 violations
Has active
Surface Water Treatment RuleMonitoring
1 violation
All resolved
Interim Enhanced Surface Water Treatment RuleMonitoring
1 violation
All resolved
Nitrate-NitriteMonitoring
1 violation
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
1 ppb measured Action level: 15 ppb

Sampled: Jul 2024

How Does This Compare?

Chesterfield (63025) has more violations than 78% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 19.

Fewer violations 78th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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