CITY REPORT CO HEALTH VIOLATIONS: 1

Windsor, CO: 1 Health Violation - Home Safety 31/100

2 ZIP codes · 5 water systems · Updated

ZipCheckup grade for Windsor: F.

Lowest grade in federal records; check your home directly.

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

Treat the D-F grade for Windsor, CO as a summary of available data, not a measurement at your faucet.

How Windsor Compares

Windsor31/100
Colorado avg59/100
National avg73/100

Data: EPA SDWIS

2
ZIP Codes
5
Water Systems
1
ZIPs Linked to Systems with Violations
F · 31
Avg Safety Score
Zone 1
County Radon Potential (High)
$539K
Median Home Value
$800
Est. Remediation (0.1% of home value)

What You Should Know About Windsor Water

  • Your city's water systems recorded 28 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.0058 mg/L.
  • Estimated remediation: $800 per household.
  • Health risk index (ZipCheckup composite of CDC data): 11.23.

Who Supplies Your Water in Windsor

Sorted by reported population served, the top 3 of 5 public water systems mapped to Windsor, CO appear below, each with its own federal compliance record.

Overview

We track home safety data for 2 ZIP codes in Windsor, Colorado (population ~44,224), covering 5 community water systems serving approximately 246,965 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. 1 health-based violation appear in the available health breakdown.

Home Safety Score

Average Home Safety Score for Windsor: F (31/100)

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

Windsor water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0058 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

2 of 2 ZIP records with known zones are in EPA Radon Zone 1.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Public Notice Rule Reporting 10 1
Lead and Copper Rule Treatment Technique 8 1
Surface Water Treatment Rule Treatment Technique 8 1
Chlorite Disinfection Byproducts 6 1
Haloacetic Acids (HAA5) Disinfection Byproducts 6 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
80550 F 28 1 Windsor Town of

All ZIP Codes in Windsor

Data Sources

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

Health Outcomes in Windsor

10.7%
Asthma (US: 9.8%)
9.5%
Diabetes (US: 10.4%)
17.2%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). County health indicators are shown for context only and are not linked to this area's water records.

Compared to National Average

Asthma 10.7% ↑
Diabetes 9.5% ↓
Mental Health 17.2% ↑

Vertical line = national average. ■ Above national · ■ Below national

Top Contaminants in Windsor Water

Public Notice Rule 10 violations
Reporting
Lead and Copper Rule 8 violations
Treatment Technique
Developmental delays in children, kidney damage
Surface Water Treatment Rule 8 violations
Treatment Technique
Pathogens may not be adequately removed

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

Cost Context: What Remediation Means for Windsor Homeowners

How large is the remediation estimate next to home prices in Windsor? Small in relative terms: it amounts to 1% of the median value or less, although the dollar figure below is still an estimate and actual costs vary by property and contractor.

Median Home Value
$538,900
Est. Remediation
$800
Remediation as % of home value 0.1%

Estimated remediation costs in Windsor can be compared with local home values. The $450–$1,400 estimated range can be set against the median property value; actual costs vary by home. Home values are 19% above the Colorado average.

Lead Exposure Risk for Children in Windsor

0.0058
mg/L average of reported water-system 90th-percentile lead results (the 0.015 action level applies to each system's result, not to this average)

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

Available area-level lead records for Windsor do not determine the lead level at an individual tap. 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.

Historical NFIP Claim Context in Windsor

14
Total FEMA Flood Claims
$5,463
Avg Reported Sum With Payment Data
100%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Windsor contains 14 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $5,463. 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 $800 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 Windsor

  1. Test your water at home. City-level data shows averages - your tap may differ. Check the certification, price and turnaround time of any water test kit or lab service.
  2. Install a certified water filter. For Public Notice Rule, listed in the water-quality records for Windsor: if it is a rule or reporting requirement rather than a contaminant, ask your utility what the record involved; for bacteria, follow any boil-water notice from your utility; for a specific chemical contaminant, check whether a filter is certified to reduce it. Not every contaminant has a consumer filter certification.
  3. Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
  4. Review your water system's CCR. If you use a community water system, request its annual Consumer Confidence Report for system-level test results or find it online.

Frequently Asked Questions

What does the Home Safety Score mean for Windsor, CO?
Windsor has an average Home Safety Score of 31/100 (Grade F) under ZipCheckup model 4.0.0, an area-level model that draws on EPA water compliance records, PFAS screening, EPA radon zones, and annual EPA air quality data; see the methodology page for how inputs and coverage are handled. 28 violations appear in EPA records for water systems mapped to these ZIP codes. Check individual ZIP code reports for component details.
How many violations are on record for water systems serving Windsor?
EPA records list 28 EPA violations, including 1 health-based violation for Windsor water systems. These water-system violations are shown for 2 mapped ZIP codes.
Does Windsor water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Windsor is 0.0058 mg/L. The EPA action level of 0.015 mg/L applies to each water system's own 90th percentile, not to this average. EPA's health goal for lead is zero. Lead levels can vary by home - testing is recommended especially in older properties.
How does Windsor compare to Colorado average?
Windsor has an average Home Safety Score of 31/100, which is below the Colorado state average of 59/100 for the same model series.
How many water systems serve Windsor?
Our records map 5 water systems to 2 ZIP codes in Windsor. The related population figure in our data is approximately 44,224 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Windsor?
Estimated remediation cost per household in Windsor: $800; modeled range $450 to $1,400. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Windsor, CO: 1 Health Violation - Home Safety 31/100. https://zipcheckup.com/cities/co/windsor/
BibTeX
@misc{zipcheckup-cities-co-windsor,
  author = {{ZipCheckup}},
  title  = {{Windsor, CO: 1 Health Violation - Home Safety 31/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/co/windsor/}
}

Page version: October 2026.

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