Adair County, Kentucky
4 ZIP codes · Avg score 40/100 · Grade D · Updated 2026-06-03
Of 4 ZIP codes in Adair County, a meaningful portion have recorded health-based violations in recent monitoring periods — placing the county in the lower tier for water safety.
How Adair County Compares
How Adair County Compares
Adair County scores 21 points below the Kentucky state average (61/100) and 28 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Estimated additional annual cost per homeowner: $445, driven primarily by energy_code_gap
Infrastructure: 0.333% avg pipe failure probability
69.3% of homes built before 1978 (lead paint era)
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: $445
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
1,126 housing units in Adair 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 Adair County
Remediation costs are relatively manageable for most homeowners in Adair 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 3 systems in Adair County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | CAMPBELLSVILLE MUNICIPAL WATER | 24,874 | 0 |
| 2 | Columbia/adair Utilities District | 22,113 | 0 |
| 3 | EAST CASEY CO WATER DISTRICT | 12,460 | 0 |
All ZIP Codes in Adair County
4 ZIP codes tracked in Adair County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 42720 | Cane Valley | 40 | D | 0 | — |
| 2 | 42733 | Elk Horn | 40 | D | 0 | $142K |
| 3 | 42753 | Knifley | 40 | D | 0 | $112K |
| 4 | 42758 | Mannsville | 40 | D | 0 | — |
Recommended Buyer Guides for Adair County
While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Lead Paint Test Kits — 69.3% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Overview
Adair County in Kentucky covers 4 ZIP codes with an average Home Safety Score of D (40/100).
No EPA violations recorded across any tracked ZIP codes in Adair County.
← 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.
What You Can Do
Adair County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
69.3% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.