CITY REPORT CT

Seymour, CT: 1 Violation - Home Safety 50/100

1 ZIP code · 3 water systems · Updated

ZipCheckup grade for Seymour: D.

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

A meaningful share of water systems in Seymour have recorded health-based violations in recent CT monitoring periods - placing the city in the lower tier for tap water safety.

How Seymour Compares

Seymour50/100
Connecticut avg63/100
National avg73/100

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
D · 50
Avg Safety Score
Zone 1
Radon Risk (High)
$345K
Median Home Value
$3,600
Est. Remediation (1.0% of home value)

Seymour Water: The Quick Version

  • Your city's water systems recorded 1 violation in the past 5 years.
  • Average lead level: 0.0011 mg/L.
  • Homes built before 1986: 75% - older plumbing may contain lead solder.
  • Estimated remediation: $3,600 per household.

Water Systems Serving Seymour

Federal records list 3 water systems tied to Seymour, CT. Of those, 3 are the primary providers, meaning service conditions, rate structures, and compliance histories can differ depending on where a property sits.

Overview

We track home safety data for 1 ZIP code in Seymour, Connecticut (population ~16,799), covering 3 community water systems serving approximately 432,100 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 Seymour: D (50/100)

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

Seymour water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0011 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
Stage 1 DBP Rule Treatment Technique 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
06483 D 1 0 Aquarion-valley

All ZIP Codes in Seymour

  • 06483 [D] - 1 violation

Data Sources

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

Key Contaminants Detected in Seymour

Stage 1 DBP Rule 2 violations
Treatment Technique
Disinfection byproduct exposure risk

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

How Old Is Seymour's Housing Stock?

1978
Median Build Year
75%
Built Before 1986
37%
Built Before 1970
Copper
Likely Pipe Material

With 75% 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

Housing age is one of the most reliable proxies for plumbing-era lead risk, because two federal milestones - the widespread use of lead pipes before 1970 and the continued use of lead solder until 1986 - define the highest-risk tiers of the residential housing stock. With a median build year of 1978, Seymour falls squarely within the older range - meaning a large fraction of the housing was built under the plumbing standards of those earlier eras. The distribution above captures where that risk concentrates, and why older neighborhoods warrant particular attention from residents concerned about tap water quality.

1978
Median Year Built
75%
Pre-1986 (Lead Paint Risk)
37%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (37%) 1970–1986 (38%) Post-1986 (25%)

Over half of homes in Seymour 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.

Seymour: Remediation Cost in Perspective

Viewed from a financial planning lens, Seymour sits in the moderate remediation-share tier - the equity impact of addressing documented issues is real, and deliberate preparation separates smooth outcomes from disruptive ones for most homeowners.

Median Home Value
$344,900
Est. Remediation
$3,600
Remediation as % of home value 1.0%

Remediation costs are moderate relative to home values in Seymour. The estimated $2,400–$4,800 range is manageable for most homeowners but still worth budgeting for. Home values are 16% below the Connecticut average.

Protecting Children from Lead in Seymour

75%
Homes Built Before 1986
0.0011
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.

Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 75% of Seymour stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.

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

Historical Flood-Claim Evidence for Seymour

44
Total FEMA Flood Claims
$66,505
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Seymour contains 44 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $66,505. 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>$3,600</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 Seymour

  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 Stage 1 DBP Rule can reduce the most common contaminant found in Seymour's water.
  3. Check your home's plumbing. With 75% 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 Seymour, CT?
Seymour has an average Home Safety Score of 50/100 (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. 1 EPA violation has been recorded. Check individual ZIP code reports for component details.
How many water violations does Seymour have?
Seymour water systems have a total of 1 EPA violation. Violations are tracked across 1 ZIP code.
Does Seymour water have lead?
The average 90th-percentile lead level in Seymour is 0.0011 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 Seymour compare to Connecticut average?
Seymour has an average Home Safety Score of 50/100, which is below the Connecticut state average of 63/100 for the same model series.
How many water systems serve Seymour?
Seymour is served by 3 public water systems across 1 ZIP code, serving approximately 16,799 people.
How much does it cost to fix water issues in Seymour?
Estimated remediation costs in Seymour average $3,600 per household, ranging from $2,400 to $4,800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesConnecticut → Seymour, CT

How to cite this page

APA ZipCheckup. (2026). Seymour, CT: 1 Violation - Home Safety 50/100. https://zipcheckup.com/cities/ct/seymour/
BibTeX
@misc{zipcheckup-cities-ct-seymour,
  author = {{ZipCheckup}},
  title  = {{Seymour, CT: 1 Violation - Home Safety 50/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ct/seymour/}
}

Page version: August 2026.

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