CITY REPORT KS

Olathe, KS: 4 Violations - Home Safety 65/100

4 ZIP codes · 3 water systems · Updated

ZipCheckup grade for Olathe: C.

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

Neither high nor low, the composite grade for Olathe, KS is a C, built from ZIP-level scores.

How Olathe Compares

Olathe65/100
Kansas avg71/100
National avg73/100

Data: EPA SDWIS

4
ZIP Codes
3
Water Systems
2
ZIPs Linked to Systems with Violations
C · 65
Avg Safety Score
Zone 1
County Radon Potential (High)
$343K
Median Home Value
$500
Est. Remediation (0.1% of home value)

Key Facts for Olathe Residents

  • Your city's water systems recorded 4 violations since 2021.
  • Average of reported 90th-percentile lead results: 0.011 mg/L.
  • Estimated remediation: $500 per household.
  • Health risk index (ZipCheckup composite of CDC data): 10.83.

Olathe's Water Providers

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

Overview

We track home safety data for 4 ZIP codes in Olathe, Kansas (population ~145,304), covering 3 community water systems serving approximately 639,471 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 Olathe: 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

Olathe water systems draw from: Surface water.

Lead & Copper

  • Average of reported 90th-percentile lead results: 0.0110 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

4 of 4 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 6 2
Chlorine dioxide Disinfectant 3 2
Total organic carbon Disinfection Byproducts 3 2

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
66061 C 4 0 City of Olathe,
66062 C 4 0 City of Olathe,

All ZIP Codes in Olathe

Data Sources

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

Olathe Community Health Snapshot

9.3%
Asthma (US: 9.8%)
9.4%
Diabetes (US: 10.4%)
13.2%
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 9.3% ↓
Diabetes 9.4% ↓
Mental Health 13.2% ↓

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

What's in Olathe's Water?

Public Notice Rule 6 violations
Reporting
Chlorine dioxide 3 violations
Disinfectant · EPA regulatory level for the contaminant named above: 0.8 mg/L
Total organic carbon 3 violations
Disinfection Byproducts

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

How Remediation Costs Compare in Olathe

Low tier for Olathe: remediation estimated at up to 1% of what homes are worth.

Median Home Value
$342,700
Est. Remediation
$500
Remediation as % of home value 0.1%

Estimated remediation costs in Olathe can be compared with local home values. The $300–$800 estimated range can be set against the median property value; actual costs vary by home. Home values are 126% above the Kansas average.

Olathe: Lead Risk & Vulnerable Populations

0.011
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.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

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

Olathe: NFIP Claim Records and Water-Quality Context

57
Total FEMA Flood Claims
$19,435
Avg Reported Sum With Payment Data
50%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Olathe contains 57 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $19,435. Among ZIP codes with claim records, 50% 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 $500 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 Olathe

  1. Test your water at home. City-level data shows averages - your tap may differ. Consider testing your home's tap water for lead, since household plumbing can affect its level.
  2. Install a certified water filter. For Public Notice Rule, listed in the water-quality records for Olathe: 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.

Frequently Asked Questions

What does the Home Safety Score mean for Olathe, KS?
Olathe has an average Home Safety Score of 65/100 (Grade C) 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. 4 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 Olathe?
EPA records list 4 EPA violations for Olathe water systems. These water-system violations are shown for 4 mapped ZIP codes.
Does Olathe water have lead?
The average of the reported 90th-percentile lead results across the ZIP codes of Olathe is 0.011 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 Olathe compare to Kansas average?
Olathe has an average Home Safety Score of 65/100, which is below the Kansas state average of 71/100 for the same model series.
How many water systems serve Olathe?
Our records map 3 water systems to 4 ZIP codes in Olathe. The related population figure in our data is approximately 145,304 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Olathe?
Estimated remediation cost per household in Olathe: $500; modeled range $300 to $800. 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). Olathe, KS: 4 Violations - Home Safety 65/100. https://zipcheckup.com/cities/ks/olathe/
BibTeX
@misc{zipcheckup-cities-ks-olathe,
  author = {{ZipCheckup}},
  title  = {{Olathe, KS: 4 Violations - Home Safety 65/100}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ks/olathe/}
}

Page version: October 2026.

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