Green County, Kentucky
2 ZIP codes · Avg score 51/100 · Grade D · Updated 2026-06-03
Green County's water safety record falls below average — health-based violations are on file in a notable share of the county's 2 ZIP codes, and several systems have recorded exceedances that trigger federal notification requirements.
How Green County Compares
How Green County Compares
Green County scores 10 points below the Kentucky state average (61/100) and 17 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
Key Risk Factors
Estimated additional annual cost per homeowner: $790, driven primarily by energy_code_gap
Infrastructure: 0.365% avg pipe failure probability, 50% of ZIPs at high risk
59% 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: $790
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
4,679 housing units in Green 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 Green County
Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.
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 Green County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Greensburg Water Works | 2,396 | 2 |
| 2 | Columbia/adair Utilities District | 22,113 | 2 |
| 3 | GREEN RIVER VALLEY WATER DISTRICT | 17,431 | 2 |
All ZIP Codes in Green County
2 ZIP codes tracked in Green County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 42743 | Greensburg | 61 | C | 2 | $117K |
| 2 | 42782 | Summersville | 40 | D | 0 | $90K |
Recommended Buyer Guides for Green 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 — 59% of homes built before 1978
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Overview
Green County in Kentucky covers 2 ZIP codes with an average Home Safety Score of D (51/100).
1 of 2 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← 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
Green 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
59% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.