CITY REPORT OH

Mount Vernon, OH: 6 Violations - Home Safety 45/100

1 ZIP code · 4 water systems · Updated

ZipCheckup grade for Mount Vernon: D.

Several federal signals point to home-safety risks in this ZIP.

Your top priority: see the breakdown below and consider a certified water filter. NSF certified filters →

Mount Vernon, OH: water systems collectively below average - violations documented.

How Mount Vernon Compares

Mount Vernon45/100
Ohio avg60/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
4
Water Systems
1
ZIPs with Violations
D · 45
Avg Safety Score
Zone 1
Radon Risk (High)
$199K
Median Home Value
$3,000
Est. Remediation (1.5% of home value)

What You Should Know About Mount Vernon Water

  • Your city's water systems recorded 6 violations in the past 5 years.
  • Average lead level: 0.0021 mg/L.
  • Homes built before 1986: 74% - older plumbing may contain lead solder.
  • Estimated remediation: $3,000 per household.
  • CDC health risk index: 14.06 - above typical levels.

Who Supplies Your Water in Mount Vernon

Water service in Mount Vernon, OH is split across 3 utilities out of 4 tracked federally, each operating its own infrastructure and compliance record.

Overview

We track home safety data for 1 ZIP code in Mount Vernon, Ohio (population ~30,360), covering 4 community water systems serving approximately 177,000 people region-wide. 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. The available record reports no health-based violations for this measured scope.

Home Safety Score

Average Home Safety Score for Mount Vernon: D (45/100)

Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:

Factor What It Measures
Water Quality EPA violations and compliance history
PFAS MCL Screen UCMR 5 testing against the covered federal MCLs
Radon Risk EPA radon zone classification
Annual AQI EPA AirData county-year median with at least 90 observed days

Water Sources

Mount Vernon water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0021 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
Surface Water Treatment Rule Treatment Technique 6 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Haloacetic Acids (HAA5) Disinfection Byproducts 2 1
Stage 2 DBP Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
43050 D 6 0 Mount Vernon City Public Water System

All ZIP Codes in Mount Vernon

  • 43050 [D] - 6 violations

Data Sources

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

Health Outcomes in Mount Vernon

11%
Asthma (US: 9.8%)
12.6%
Diabetes (US: 10.4%)
17.7%
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 11% ↑
Diabetes 12.6% ↑
Mental Health 17.7% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Mount Vernon Water

Surface Water Treatment Rule 6 violations
Treatment Technique
Pathogens may not be adequately removed
Total Trihalomethanes (TTHM) 2 violations
Disinfection Byproducts · EPA limit: 0.08 mg/L
Increased cancer risk with long-term exposure
Haloacetic Acids (HAA5) 2 violations
Disinfection Byproducts · EPA limit: 0.06 mg/L
Increased cancer risk with long-term exposure

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

Housing & Infrastructure in Mount Vernon

1966
Median Build Year
74%
Built Before 1986
47%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 74% 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

Decades of residential development in Mount Vernon took place before the two main regulatory milestones that reduced plumbing-era lead risk: the phase-out of lead pipes before 1970, and the federal ban on lead solder in 1986. With a median build year of 1966, the housing stock here is anchored in that earlier period. The distinction between pre-1970 and 1970-to-1986 construction matters: the oldest homes may have lead pipes in the service line and lead solder in the copper joints, while the 1970-to-1986 tier still carries the solder risk even after lead pipes became less common. Together, these two risk layers affect a majority of the residential properties in the city - a fact the aggregate water quality data doesn't directly reveal.

1966
Median Year Built
74%
Pre-1986 (Lead Paint Risk)
47%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (47%) 1970–1986 (27%) Post-1986 (26%)

Over half of homes in Mount Vernon 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 Mount Vernon Homeowners

At current valuations, Mount Vernon falls in the moderate remediation-share tier - a level where treating this as a budgeted line item rather than an ad-hoc expense is the practical approach.

Median Home Value
$199,000
Est. Remediation
$3,000
Remediation as % of home value 1.5%

Remediation costs are moderate relative to home values in Mount Vernon. The estimated $2,000–$4,100 range is manageable for most homeowners but still worth budgeting for. Home values are 8% above the Ohio average.

Lead Exposure Risk for Children in Mount Vernon

74%
Homes Built Before 1986
0.0021
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.

Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 74% of Mount Vernon stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.

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

Historical NFIP Claim Context in Mount Vernon

34
Total FEMA Flood Claims
$4,085
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Mount Vernon contains 34 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $4,085. 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>$3,000</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.

What You Can Do in Mount Vernon

  1. Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
  2. Install a certified water filter. Filters rated for Surface Water Treatment Rule can reduce the most common contaminant found in Mount Vernon's water.
  3. Check your home's plumbing. With 74% of homes built before 1986, lead solder is a real possibility.
  4. Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.

Frequently Asked Questions

What does the Home Safety Score mean for Mount Vernon, OH?
Mount Vernon has an average Home Safety Score of 45/100 (Grade D) under model 4.0.0. The score combines EPA SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the PFAS MCL screen, EPA radon zone, and annual EPA AQI, and is published only when all required domains are observed. 6 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Mount Vernon have?
Mount Vernon water systems have a total of 6 EPA violations. Violations are tracked across 1 ZIP code.
Does Mount Vernon water have lead?
The average 90th-percentile lead level in Mount Vernon is 0.0021 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 does Mount Vernon compare to Ohio average?
Mount Vernon has an average Home Safety Score of 45/100, which is below the Ohio state average of 60/100 for the same model series.
How many water systems serve Mount Vernon?
Mount Vernon is served by 4 public water systems across 1 ZIP code, serving approximately 30,360 people.
How much does it cost to fix water issues in Mount Vernon?
Estimated remediation costs in Mount Vernon average $3,000 per household, ranging from $2,000 to $4,100. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesOhio → Mount Vernon, OH

How to cite this page

APA ZipCheckup. (2026). Mount Vernon, OH: 6 Violations - Home Safety 45/100. https://zipcheckup.com/cities/oh/mount-vernon/
BibTeX
@misc{zipcheckup-cities-oh-mount-vernon,
  author = {{ZipCheckup}},
  title  = {{Mount Vernon, OH: 6 Violations - Home Safety 45/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/oh/mount-vernon/}
}

Page version: August 2026.

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