Webster County, Kentucky
6 ZIP codes · Avg score 69/100 · Grade C · Updated 2026-06-03
Unlike top-rated counties, Webster County's 6 ZIP codes carry a fair number of documented violations — chlorine compliance and disinfection byproduct limits are the categories most often cited in recent data.
How Webster County Compares
How Webster County Compares
Webster County scores 8 points above the Kentucky state average (61/100) and 1 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Webster County, Kentucky
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $540, driven primarily by energy_code_gap
Infrastructure: 0.378% avg pipe failure probability, 40% of ZIPs at high risk
60.4% of homes built before 1978 (lead paint era)
Violation History (2023–2025)
→ Stable trendEPA violation counts by year across Webster County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 22 violations. Past 5 years: 34 total (34 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
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: $540
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
4,311 housing units in Webster 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 Webster County
Remediation costs are relatively manageable for most homeowners in Webster 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.
Water Systems with Most Violations
Top 5 systems in Webster County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Webster Company Water District | 5,940 | 7 |
| 2 | Henderson County Water District | 17,447 | 5 |
| 3 | SEBREE WATER DEPARTMENT | 1,743 | 5 |
| 4 | Slaughters Water Works | 659 | 5 |
| 5 | Henderson Water Utility/south | 54 | 5 |
11 total water systems serve Webster County.
All ZIP Codes in Webster County
6 ZIP codes tracked in Webster County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 42409 | Dixon | 83 | B | 0 | $141K |
| 2 | 42404 | Clay | 82 | B | 2 (1 health) | $107K |
| 3 | 42455 | Sebree | 79 | B | 5 (1 health) | $108K |
| 4 | 42444 | Poole | 63 | C | 0 | — |
| 5 | 42452 | Robards | 53 | D | 0 | $167K |
| 6 | 42463 | Wheatcroft | 53 | D | 0 | $70K |
Recommended Buyer Guides for Webster County
Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.
- Best Lead Paint Test Kits — 60.4% of homes built before 1978
Deep Dive Reports
Detailed analysis for Webster County, Kentucky
Overview
Webster County in Kentucky covers 6 ZIP codes with an average Home Safety Score of C (69/100).
2 of 6 ZIP codes have recorded EPA violations. 2 health-based violations have been documented.
← Back to Kentucky 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.