Lead in Herndon, KY Drinking Water
Lead data for Herndon, Kentucky · 22,000 residents · 1 ZIP code
Lead is regulated under the Safe Drinking Water Act because of its potential health effects at elevated concentrations; for residents of Herndon, Kentucky, the relevant fact is that it has shown up in recent EPA compliance samples — point-of-use filtration is one option residents research, alongside reviewing the utility's published treatment data.
Data: EPA SDWIS, CCR Reports, ECHO Last verified: 2026-05-14
Lead in Herndon Tap Water
Lead has been detected in Herndon, Kentucky drinking water at a maximum level of 74 ppb — 4.93x the EPA action level.
This analysis covers 22,000 residents across 1 ZIP code in Herndon.
Herndon's overall water quality grade is D (53/100).
Is Lead in Herndon Water Safe?
If you live in an affected ZIP code, consider installing a reverse osmosis or nsf 53 carbon block filter certified under NSF 53 / NSF 58 and testing your water independently.
Lead Levels by ZIP Code
| ZIP Code | Lead Level | EPA Limit | Status |
|---|---|---|---|
| 42236 | 74 ppb | 15 ppb (action level) | Exceeds limit |
Average lead level across Herndon: 74 ppb
Health Effects of Lead
- Brain development delays and reduced IQ in children
- Behavioral problems and learning disabilities
- High blood pressure and kidney damage in adults
- Increased risk of premature birth in pregnant women
Health risk severity: High. Governed by the Lead and Copper Rule Revisions (LCRR/LCRI).
How Lead Gets Into Drinking Water
- Corrosion of lead service lines (pipes connecting water main to home)
- Lead solder in copper plumbing joints (pre-1986 homes)
- Brass fixtures and faucets manufactured before 2014
- Stagnant water that sits in lead-containing pipes overnight
What to Do About Lead in Herndon Water
- Install an NSF 53 or NSF 58 certified filter at kitchen sink
- Run cold water for 30 seconds before using for drinking or cooking
- Use cold water only for cooking and preparing formula
- Consider whole-home reverse osmosis if lead service line is present
Look for filters certified under NSF 53 / NSF 58 for lead removal.