Chautauqua County, Kansas
5 ZIP codes · Avg score 64/100 · Grade C · Updated 2026-06-03
Chautauqua County shows moderate water quality across its 5 ZIP codes — some areas carry violations worth monitoring.
How Chautauqua County Compares
How Chautauqua County Compares
Chautauqua County scores 0 points above the Kansas state average (64/100) and 4 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Chautauqua County, Kansas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 16.3 (asthma 10.6%, diabetes 15.3%)
Estimated additional annual cost per homeowner: $928, driven primarily by water_lead
Infrastructure: 0.482% avg pipe failure probability, 60% of ZIPs at high risk
73.4% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
→ Stable trendEPA violation counts by year across Chautauqua County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 13 violations. Past 5 years: 19 total (19 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $928
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
2,039 housing units in Chautauqua County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Chautauqua County
Remediation costs are relatively manageable for most homeowners in Chautauqua County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Chautauqua County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Chautauqua County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Chautauqua Company Rwd 4 | 475 | 17 |
| 2 | Chautauqua Company Rwd 2 | 278 | 17 |
| 3 | City of Chautauqua, | 110 | 13 |
| 4 | City of Sedan, | 1,005 | 12 |
| 5 | Chautauqua Company Rwd 3 | 200 | 12 |
10 total water systems serve Chautauqua County.
All ZIP Codes in Chautauqua County
5 ZIP codes tracked in Chautauqua County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 67360 | Peru | 75 | B | 4 | $50K |
| 2 | 67334 | Chautauqua | 69 | C | 13 | $46K |
| 3 | 67361 | Sedan | 66 | C | 12 (5 health) | $66K |
| 4 | 67024 | Cedar Vale | 58 | C | 5 (5 health) | $73K |
| 5 | 67345 | Elk Falls | 53 | D | 0 | $70K |
Recommended Buyer Guides for Chautauqua County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- Best Lead Paint Test Kits — 73.4% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Chautauqua County, Kansas
Overview
Chautauqua County in Kansas covers 5 ZIP codes with an average Home Safety Score of C (64/100).
4 of 5 ZIP codes have recorded EPA violations. 10 health-based violations have been documented.
← Back to Kansas water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.