Water Quality in Chesterfield, MO (63348)

EPA violation data for public water systems serving ZIP code 63348.

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

10,394

Population

19

Water Systems

47

Violations (5yr)

2

Health-Based

Location

Loading map...

Water Systems Serving This Area (19)

Mo American St Louis St Charles Counties

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

St Charles County Pwsd 2

All resolved
Purchased surface water 100,587 people served
2 violations (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

St Charles Pws

All resolved
Purchased surface water 73,040 people served
1 violation (5yr) · All resolved
Lead tested: 0 ppb (limit: 15 ppb)

Mo American St Charles

Purchased surface water 73,000 people served
0 violations

St Peters Pws

Purchased surface water 52,575 people served
0 violations
Lead tested: 0 ppb (limit: 15 ppb)

Wentzville Pws

Groundwater 41,784 people served
0 violations
Lead tested: 4.77 ppb (limit: 15 ppb)

Ofallon Pws

All resolved
Purchased surface water 32,515 people served
1 violation (5yr) · All resolved
Lead tested: 1.48 ppb (limit: 15 ppb)

Ta St Louis West 175

Groundwater 999 people served
0 violations

Foristell Truck Stop

Groundwater 150 people served
0 violations

Wildschuetz Brothers Farm

2 health-based
Groundwater 100 people served
38 violations (5yr) · 2 health-based · All resolved

Big Country Acres Subdivision

Groundwater 90 people served
2 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Forest Hill Subd

Groundwater 65 people served
0 violations

New Howell Mhp

Groundwater 60 people served
0 violations

Country Estates

Groundwater 50 people served
3 violations (5yr)
Lead tested: 0 ppb (limit: 15 ppb)

Mid America Raceways

Groundwater 50 people served
0 violations

Duro-Flex Products Co

Groundwater 30 people served
0 violations

Chateau Ste Genevieve Winery

Groundwater 25 people served
0 violations

Tires And Go, Inc

Groundwater 25 people served
0 violations

Waste Mgmt Of St Louis West

Groundwater 25 people served
0 violations

Contaminants Found

Revised Total Coliform RuleHealth-Based

Missed testing deadlines — not a detection of bacteria.

20 violations
All resolved
Public NoticeMonitoring
18 violations
All resolved
Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations
Has active
Groundwater RuleMonitoring
3 violations
Has active
Lead and Copper RuleMonitoring

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

1 violation
All resolved
E. COLIMonitoring
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 (63348) has more violations than 90% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 47.

Fewer violations 90th 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.

Nearby ZIP Codes

Check Another ZIP Code