CITY REPORT MO 4 HEALTH VIOLATIONS

Maryville, MO: 13 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$200K
Median Home Value
$3,500
Est. Remediation (1.8% of home value)

What You Should Know About Maryville Water

  • Your city's water systems recorded 13 violations in the past 5 years.
  • Average lead level: 0.006 mg/L.
  • Homes built before 1986: 55% - older plumbing may contain lead solder.
  • Estimated remediation: $3,500 per household.
  • CDC health risk index: 12.92 - above typical levels.

Who Supplies Your Water in Maryville

Structurally, Maryville, MO's water supply is divided. Federal data identifies 3 water systems in the area, with 3 providers serving the bulk of residential connections. These utilities operate independently, meaning rate-setting authority and EPA compliance accountability are distributed rather than centralized.

Overview

We track home safety data for 1 ZIP code in Maryville, Missouri, covering 3 community water systems serving approximately 14,315 people. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 4 health-based violations appear in the available health breakdown.

Water Sources

Maryville water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0060 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Contaminant 1009 Other 10 1
Lead and Copper Rule Treatment Technique 8 1
Contaminant 1008 Other 2 1
Fecal Coliform Microbiological 2 1
Contaminant 0700 Other 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
64468 13 4 Maryville Public Water System

All ZIP Codes in Maryville

  • 64468 - 13 violations ⚠

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Health Outcomes in Maryville

10.6%
Asthma (US: 9.8%)
10.6%
Diabetes (US: 10.4%)
19%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 10.6% ↑
Diabetes 10.6% ↑
Mental Health 19% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Maryville Water

Contaminant 1009 10 violations
Other
Lead and Copper Rule 8 violations
Treatment Technique
Developmental delays in children, kidney damage
Contaminant 1008 2 violations
Other

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Housing & Infrastructure in Maryville

1988
Median Build Year
55%
Built Before 1986
23%
Built Before 1970
Copper
Likely Pipe Material

With 55% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

When a city's housing median build year is 1988, as in Maryville, the implication for water quality research is straightforward: municipal-level data captures what leaves the treatment plant, but household plumbing from before 1986 determines what actually arrives at the tap. In cities where older housing predominates, that gap between system-level and household-level data is widest.

1988
Median Year Built
55%
Pre-1986 (Lead Paint Risk)
23%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (23%) 1970–1986 (32%) Post-1986 (45%)

Over half of homes in Maryville were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.

Source: U.S. Census Bureau ACS B25034.

Cost Context: What Remediation Means for Maryville Homeowners

Property value and cost data for Maryville produce a moderate remediation-share classification - a level where advance financial planning has real practical value and the commitment is realistic for most homeowners who approach it deliberately.

Median Home Value
$200,300
Est. Remediation
$3,500
Remediation as % of home value 1.8%

Remediation costs are moderate relative to home values in Maryville. The estimated $2,200–$5,600 range is manageable for most homeowners but still worth budgeting for. Home values are 14% above the Missouri average.

Lead Exposure Risk for Children in Maryville

55%
Homes Built Before 1986
0.006
mg/L Avg Lead (Limit: 0.015)

Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Even where utility-side monitoring meets Lead and Copper Rule requirements, the 55% pre-rule share in Maryville keeps interior-plumbing variation as a household-level question that aggregate data cannot resolve.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Historical NFIP Claim Context in Maryville

2
Total FEMA Flood Claims
$11,868
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Maryville contains 2 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $11,868. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$3,500</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many water violations does Maryville have?
Maryville water systems have a total of 13 EPA violations, including 4 health-based violations. Violations are tracked across 1 ZIP code.
Does Maryville water have lead?
The average 90th-percentile lead level in Maryville is 0.006 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Maryville?
Maryville is served by 3 public water systems across 1 ZIP code, serving approximately 14,315 people.
How much does it cost to fix water issues in Maryville?
Estimated remediation costs in Maryville average $3,500 per household, ranging from $2,200 to $5,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesMissouri → Maryville, MO

How to cite this page

APA ZipCheckup. (2026). Maryville, MO: 13 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/mo/maryville/
BibTeX
@misc{zipcheckup-cities-mo-maryville,
  author = {{ZipCheckup}},
  title  = {{Maryville, MO: 13 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/mo/maryville/}
}

Page version: August 2026.

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