West Louisville, KY Water Safety: 53/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-04
Although conditions vary by service area, West Louisville's water systems collectively show below-average compliance within KY — health-based violations are documented throughout the city, and the overall grade reflects a pattern rather than isolated incidents.
How West Louisville Compares
Data: EPA SDWIS Last verified: 2026-06-04
Water Systems Serving West Louisville
Supply infrastructure in West Louisville, KY runs through a single dominant provider — the main entity among 1 tracked system through which rate decisions, infrastructure work, and federal compliance are managed.
Overview
We track water quality and home safety data for 1 ZIP code in West Louisville, Kentucky, covering 1 community water system serving approximately 60,473 people.
No EPA violations recorded across any ZIP codes in West Louisville — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for West Louisville: D (53/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
West Louisville water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for West Louisville
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 42377 | D | OWENSBORO MUNICIPAL UTILITIES | 60,473 |
All ZIP Codes in West Louisville
- 42377 [D]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
What You Can Do in West Louisville
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for West Louisville, KY