Chase County, Kansas
5 ZIP codes · Avg score 79/100 · Grade B · Updated 2026-06-03
Based on current EPA data, Chase County's 5 ZIP codes maintain an above-average drinking water safety record.
How Chase County Compares
How Chase County Compares
Chase County scores 15 points above the Kansas state average (64/100) and 11 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Chase County, Kansas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.9 (asthma 10%, diabetes 13.9%)
Estimated additional annual cost per homeowner: $1,250, driven primarily by water_lead
Infrastructure: 0.488% avg pipe failure probability, 100% of ZIPs at high risk
86.2% of homes built before 1978 (lead paint era)
Violation History (2021–2023)
→ Stable trendEPA violation counts by year across Chase County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 3 violations. Past 5 years: 5 total (5 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: $1,250
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
1,170 housing units in Chase 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 Chase County
Remediation costs are relatively manageable for most homeowners in Chase 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 Chase 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 Chase County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Cedar Point, | 27 | 36 |
| 2 | Chase Company Rwd 1 | 330 | 7 |
| 3 | City of Elmdale, | 42 | 6 |
| 4 | City of Matfield Green, | 52 | 2 |
| 5 | City of Cottonwood Falls, | 821 | 1 |
7 total water systems serve Chase County.
All ZIP Codes in Chase County
5 ZIP codes tracked in Chase County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 66862 | Matfield Green | 82 | B | 2 | $99K |
| 2 | 66845 | Cottonwood Falls | 81 | B | 1 | $88K |
| 3 | 66850 | Elmdale | 80 | B | 6 (3 health) | $114K |
| 4 | 66869 | Strong City | 78 | B | 0 | $108K |
| 5 | 66843 | Cedar Point | 74 | B | 36 (3 health) | $88K |
Recommended Buyer Guides for Chase County
Filtered against federal data, fitted to local risks.
- Best Lead Paint Test Kits — 86.2% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
Deep Dive Reports
Detailed analysis for Chase County, Kansas
Overview
Chase County in Kansas covers 5 ZIP codes with an average Home Safety Score of B (79/100).
4 of 5 ZIP codes have recorded EPA violations. 6 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.