CITY REPORT CT 2 HEALTH VIOLATIONS

Unionville, CT: 2 Health Violations - Home Safety 83/100

2 ZIP codes · 3 water systems · Updated

ZipCheckup grade for Unionville: B.

This ZIP looks solid, with a few items worth a quick check.

Public water monitoring in Unionville shows a safety record well above the CT median - health-based violations are isolated exceptions rather than recurring patterns, the city's systems have stayed compliant across recent reporting cycles, and no cluster of recurring exceedances appears in any single service area.

How Unionville Compares

Unionville83/100
Connecticut avg63/100
National avg73/100

Data: EPA SDWIS

2
ZIP Codes
3
Water Systems
1
ZIPs with Violations
B · 83
Avg Safety Score
Zone 3
Radon Risk (Low)
$395K
Median Home Value
$1,800
Est. Remediation (0.5% of home value)

Key Facts for Unionville Residents

  • Your city's water systems recorded 4 violations in the past 5 years.
  • Average lead level: 0.0024 mg/L.
  • Estimated remediation: $1,800 per household.

Unionville's Water Providers

Unionville, CT draws its residential water from 3 separate providers among the 3 federally tracked systems. Each operates independently, with its own infrastructure, rate structure, and compliance record.

Overview

We track home safety data for 2 ZIP codes in Unionville, Connecticut (population ~7,521), covering 3 community water systems serving approximately 44,514 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 2 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 2 health-based violations appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Unionville: B (83/100)

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

Unionville water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0024 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 3 (Low Risk)

  • Zone 1 (High): 0 ZIP codes
  • Zone 2 (Moderate): 0 ZIP codes
  • Zone 3 (Low): 2 ZIP codes

Top Contaminants

Contaminant Category Violations ZIPs Affected
Surface Water Treatment Rule Treatment Technique 4 1
Contaminant 0700 Other 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
06085 B 4 2 Ctwc - Unionville System

All ZIP Codes in Unionville

Data Sources

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

What's in Unionville's Water?

Surface Water Treatment Rule 4 violations
Treatment Technique
Pathogens may not be adequately removed
Contaminant 0700 4 violations
Other

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

How Remediation Costs Compare in Unionville

Remediation costs in Unionville are small relative to typical property values - the cost-to-value ratio here is favorable.

Median Home Value
$395,400
Est. Remediation
$1,800
Remediation as % of home value 0.5%

Remediation costs in Unionville are relatively low compared to home values. The $1,200–$2,600 estimated range is a small fraction of median property value. Home values are 3% below the Connecticut average.

Unionville: Lead Risk & Vulnerable Populations

0.0024
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.

Lead risk in Unionville appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.

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

Unionville: NFIP Claim Records and Water-Quality Context

16
Total FEMA Flood Claims
$21,461
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Unionville contains 16 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $21,461. Among ZIP codes with claim records, 0% 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>$1,800</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

What does the Home Safety Score mean for Unionville, CT?
Unionville has an average Home Safety Score of 83/100 (Grade B) 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. 4 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Unionville have?
Unionville water systems have a total of 4 EPA violations, including 2 health-based violations. Violations are tracked across 2 ZIP codes.
Does Unionville water have lead?
The average 90th-percentile lead level in Unionville is 0.0024 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 Unionville compare to Connecticut average?
Unionville has an average Home Safety Score of 83/100, which is above the Connecticut state average of 63/100 for the same model series.
How many water systems serve Unionville?
Unionville is served by 3 public water systems across 2 ZIP codes, serving approximately 7,521 people.
How much does it cost to fix water issues in Unionville?
Estimated remediation costs in Unionville average $1,800 per household, ranging from $1,200 to $2,600. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesConnecticut → Unionville, CT

How to cite this page

APA ZipCheckup. (2026). Unionville, CT: 2 Health Violations - Home Safety 83/100. https://zipcheckup.com/cities/ct/unionville/
BibTeX
@misc{zipcheckup-cities-ct-unionville,
  author = {{ZipCheckup}},
  title  = {{Unionville, CT: 2 Health Violations - Home Safety 83/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ct/unionville/}
}

Page version: August 2026.

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