Wisconsin · 18 community water systems
Lead pipes in Walworth County, WI
18 community water systems serving Walworth County reported 2,107 lead and 240 galvanized-requiring-replacement service lines, plus 6,423 of unknown material. The most are in Delavan Waterworks.
9.2% of these systems' lines are lead or galvanized requiring replacement, about the same as the Wisconsin average (11%) and higher than the national average (3.1%).
- Lead 8.3%
- Galvanized (replace) 0.9%
- Unknown 25%
- Non-lead 66%
Water systems serving Walworth County
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Delavan WaterworksDelavan | 626 | 0 | 1,244 | 23% |
| Walworth WaterworksWalworth | 441 | 0 | 0 | 41% |
| Lake Geneva Utility CommissionLake Geneva | 373 | 51 | 97 | 14% |
| Elkhorn WaterworksElkhorn | 308 | 2 | 1,615 | 8.6% |
| Genoa City WaterworksGenoa City | 164 | 35 | 0 | 18% |
| Whitewater WaterworksWhitewater | 179 | 3 | 0 | 6.3% |
| East Troy WaterworksEast Troy | 0 | 88 | 703 | 5.7% |
| Sharon WaterworksSharon | 12 | 58 | 271 | 13% |
| Williams Bay WaterworksWilliams Bay | 4 | 3 | 1,112 | 0.4% |
| Fontana Water UtilityFontana | 0 | 0 | 1,085 | 0% |
| Country Estates Sanitary District Town of Lyons 1Burlington | 0 | 0 | 208 | 0% |
| Snug Harbor Inn MHPDelavan | 0 | 0 | 42 | 0% |
| Interlaken Resort and VillageLake Geneva | 0 | 0 | 38 | 0% |
| Inspiration Ministries & Meadows AptsWalworth | 0 | 0 | 8 | 0% |
| Village of BloomfieldPell Lake | 0 | 0 | 0 | 0% |
| Lake Como Sanitary Dist 1Lake Geneva | 0 | 0 | 0 | 0% |
| Geneva National Community ServicesLake Geneva | 0 | 0 | 0 | 0% |
| Darien WaterworksDarien | 0 | 0 | 0 | 0% |
Systems that also serve other counties are counted in full. Your water bill names your utility.
What to do if your line is lead or unknown
- Check the pipe where water enters your home.
- Use a filter certified to NSF/ANSI 53 for lead for drinking and cooking.
- Test your water, often free through the utility.
- Ask your utility about free or discounted replacement; most lines must be replaced by December 31, 2037.
Check another water system
Questions
Does Walworth County have lead pipes?
Yes. Water systems serving Walworth County reported 2,107 lead and 240 galvanized-requiring-replacement service lines, plus 6,423 of unknown material.
Which Walworth County water systems have the most lead lines?
Delavan Waterworks (626), Walworth Waterworks (441), Lake Geneva Utility Commission (424).
How do I check my home in Walworth County?
Find the water system named on your water bill in the table above, open its page and use its address-level inventory. You can also scratch-test the pipe where it enters your home.