CITY REPORT CO

Westminster, CO: 7 Violations - Home Safety 65/100

4 ZIP codes · 4 water systems · Updated

ZipCheckup grade for Westminster: C.

A mixed picture - some signals here are worth your attention.

Westminster shows moderate tap water quality for CO - some areas carry documented EPA violations while others meet standards without issues.

How Westminster Compares

Westminster65/100
Colorado avg59/100
National avg73/100

Data: EPA SDWIS

4
ZIP Codes
4
Water Systems
2
ZIPs with Violations
C · 65
Avg Safety Score
Zone 1
Radon Risk (High)
$499K
Median Home Value
$2,100
Est. Remediation (0.4% of home value)

What You Should Know About Westminster Water

  • Your city's water systems recorded 7 violations in the past 5 years.
  • Average lead level: 0.0024 mg/L.
  • Estimated remediation: $2,100 per household.
  • CDC health risk index: 10.98.

Who Supplies Your Water in Westminster

Throughout Westminster, CO, water comes from one of 3 primary utilities out of 4 total systems - independent providers with different rate structures, infrastructure, and compliance records that vary across the service territory.

Overview

We track home safety data for 4 ZIP codes in Westminster, Colorado (population ~52,295), covering 4 community water systems serving approximately 409,122 people region-wide. The EPA snapshots used for this build directly map water systems to 2 of 4 ZIP codes.

2 of 2 ZIP codes 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 Westminster: C (65/100)

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

Westminster water systems draw from: Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0024 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 2 ZIP codes with known status exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 1 (High Risk)

  • Zone 1 (High): 4 ZIP codes
  • Zone 2 (Moderate): 0 ZIP codes
  • Zone 3 (Low): 0 ZIP codes

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

Top Contaminants

Contaminant Category Violations ZIPs Affected
E. coli Microbiological 13 2
Fecal Coliform Microbiological 4 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
80030 C 7 0 City of Westminster
80031 C 3 0 City of Westminster

All ZIP Codes in Westminster

Data Sources

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

Health Outcomes in Westminster

11%
Asthma (US: 9.8%)
9.7%
Diabetes (US: 10.4%)
17.1%
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 9.7% ↓
Mental Health 17.1% ↑

Vertical line = national average. Above national · Below national

Top Contaminants in Westminster Water

E. coli 13 violations
Microbiological
Gastrointestinal illness, potentially fatal
Fecal Coliform 4 violations
Microbiological

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

Cost Context: What Remediation Means for Westminster Homeowners

At current valuations, Westminster sits in the low remediation-share tier - the equity impact of fixing documented issues is proportionally minor.

Median Home Value
$499,200
Est. Remediation
$2,100
Remediation as % of home value 0.4%

Remediation costs in Westminster are relatively low compared to home values. The $1,350–$3,000 estimated range is a small fraction of median property value. Home values are 10% above the Colorado average.

Lead Exposure Risk for Children in Westminster

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 Westminster 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.

Historical NFIP Claim Context in Westminster

35
Total FEMA Flood Claims
$11,479
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Westminster contains 35 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $11,479. 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>$2,100</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 Westminster

  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 E. coli can reduce the most common contaminant found in Westminster's water.
  3. Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.

Frequently Asked Questions

What does the Home Safety Score mean for Westminster, CO?
Westminster has an average Home Safety Score of 65/100 (Grade C) 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. 7 EPA violations have been recorded. Check individual ZIP code reports for component details.
How many water violations does Westminster have?
Westminster water systems have a total of 7 EPA violations. Violations are tracked across 4 ZIP codes.
Does Westminster water have lead?
The average 90th-percentile lead level in Westminster 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 Westminster compare to Colorado average?
Westminster has an average Home Safety Score of 65/100, which is above the Colorado state average of 59/100 for the same model series.
How many water systems serve Westminster?
Westminster is served by 4 public water systems across 4 ZIP codes, serving approximately 52,295 people.
How much does it cost to fix water issues in Westminster?
Estimated remediation costs in Westminster average $2,100 per household, ranging from $1,350 to $3,000. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesColorado → Westminster, CO

How to cite this page

APA ZipCheckup. (2026). Westminster, CO: 7 Violations - Home Safety 65/100. https://zipcheckup.com/cities/co/westminster/
BibTeX
@misc{zipcheckup-cities-co-westminster,
  author = {{ZipCheckup}},
  title  = {{Westminster, CO: 7 Violations - Home Safety 65/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/co/westminster/}
}

Page version: August 2026.

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