Wisconsin · population 12,741
Lead pipes in Grafton, WI
No lead lines reported
Most of Grafton (population 12,741) gets its water from Grafton Waterworks, which reported 4,444 service lines and no lead, galvanized or unknown lines.
0% of Grafton Waterworks's service lines are lead or galvanized requiring replacement, lower than the Wisconsin average (11%) and lower than the national average (3.1%).
- Lead 0%
- Galvanized (replace) 0%
- Unknown 0%
- Non-lead 100%
Latest lead test for Grafton Waterworks (Jun 2023–Sep 2023): 3.3 ppb 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 Grafton Waterworks.
Water systems serving Grafton
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Grafton WaterworksMain system | 0 | 0 | 0 | 0% |
| Osprey Mobile Home ParkAlso serves parts of the city | 0 | 0 | 60 | 0% |
| Cedarburg L & W CommissionServes nearby areas | 386 | 0 | 0 | 8.5% |
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 Grafton
The counts above cover the whole water system. To see whether your line is lead, look up your address on Grafton Waterworks'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
- Cedarburg386 lead + galv. lines
- Saukville2 lead + galv. lines
- Port Washington351 lead + galv. lines
- Thiensville4 lead + galv. lines
- Mequonno lead reported
- Bayside107 lead + galv. lines
- River Hills107 lead + galv. lines
- Brown Deerno lead reported
Check another water system
Questions
Does Grafton, WI have lead pipes?
Grafton Waterworks, which serves Grafton, reported no lead, galvanized or unknown service lines.
Who supplies water to Grafton?
EPA's service area maps place most of Grafton in Grafton Waterworks's service area (PWSID WI2460111). Osprey Mobile Home Park, Cedarburg L & W Commission also serve parts of the city or nearby areas.
How do I check whether my Grafton home has a lead service line?
Search your address on Grafton Waterworks'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 Grafton 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 Grafton Waterworks whether your street is scheduled and whether it covers the private side.