Kentucky · population 20,172
Lead pipes in Erlanger, KY
4,108 lead or galvanized lines to replace
Most of Erlanger (population 20,172) gets its water from Northern Kentucky Water District. That system reported 4,047 lead and 61 galvanized-requiring-replacement service lines out of 93,462, with 21,644 more of unknown material.
4.4% of Northern Kentucky Water District's service lines are lead or galvanized requiring replacement, higher than the Kentucky average (1.5%) and higher than the national average (3.1%).
- Lead 4.3%
- Galvanized (replace) <0.1%
- Unknown 23%
- Non-lead 72%
Latest lead test for Northern Kentucky Water District (Jan 2022–Dec 2024): not detected at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for Northern Kentucky Water District.
Water systems serving Erlanger
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Northern Kentucky Water DistrictMain system | 4,047 | 61 | 21,644 | 4.4% |
| Boone Co Water & Sewer DistrictServes nearby areas | 1 | 0 | 1,583 | <0.1% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Erlanger
The counts above cover the whole water system. To see whether your line is lead, look up your address on Northern Kentucky Water District's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Crescent Springs4,108 lead + galv. lines
- Villa Hills4,108 lead + galv. lines
- Lakeside Park4,108 lead + galv. lines
- Crestview Hills4,108 lead + galv. lines
- Fort Mitchell4,108 lead + galv. lines
- Edgewood4,108 lead + galv. lines
- Elsmere4,108 lead + galv. lines
- Fort Wright4,108 lead + galv. lines
Check another water system
Questions
Does Erlanger, KY have lead pipes?
Yes. Northern Kentucky Water District, which serves Erlanger, reported 4,047 lead and 61 galvanized-requiring-replacement service lines, plus 21,644 of unknown material.
Who supplies water to Erlanger?
EPA's service area maps place most of Erlanger in Northern Kentucky Water District's service area (PWSID KY0590220). Boone Co Water & Sewer District also serves parts of the city or nearby areas.
How do I check whether my Erlanger home has a lead service line?
Search your address on Northern Kentucky Water District's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Erlanger be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Northern Kentucky Water District whether your street is scheduled and whether it covers the private side.