Lead pipes in Sauk County, Wisconsin
How many lead pipes are in Sauk County, WI?
Water systems based in Sauk County reported 624 lead service lines, 413 galvanized lines that need replacing and 1,503 lines of unknown material to EPA (Q3 2026). Baraboo has the most, with 678 lead and galvanized lines.
Who pays in Wisconsin
Wisconsin lets each utility decide. Under a 2017 law, utilities can offer grants or loans to owners for the private side with Public Service Commission approval. The DNR gives municipalities principal forgiveness (money that does not have to be repaid) for private-side work, and since July 2025 state law also allows forgiving loans for lead line projects. Homeowners cannot apply to the DNR directly; the money flows through the city.
Every Sauk County water system with lead lines
Systems are grouped by the county EPA lists as their main service area. Some serve towns in neighboring counties too.
| Water system | Lead | Galv. | Unknown | Program |
|---|---|---|---|---|
| Baraboo Baraboo Waterworks | 591 | 87 | 6 | Not confirmed |
| Sauk City Sauk City Waterworks | 33 | 162 | 387 | Not confirmed |
| Reedsburg Reedsburg Waterworks | 0 | 74 | 932 | Not confirmed |
| North Freedom North Freedom Waterworks | 0 | 49 | 2 | Not confirmed |
| Prairie Du Sac Prairie Du Sac Waterworks | 0 | 32 | 36 | Not confirmed |
| Plain Plain Waterworks | 0 | 9 | 140 | Not confirmed |
Common questions
How many lead pipes are in Sauk County, WI?
Water systems based in Sauk County reported 624 lead service lines, 413 galvanized lines that need replacing and 1,503 lines of unknown material to EPA (Q3 2026). Baraboo has the most, with 678 lead and galvanized lines.
Who pays to replace lead service lines in Sauk County?
It depends on your water utility. Wisconsin lets each utility decide. We have not confirmed a homeowner program for a utility in this county yet, so ask your utility before you hire a contractor.
How do I find out if my house has a lead service line?
Look up your address on your water utility's service line inventory map, or check the pipe where it enters your home: lead is dull gray, soft, scratches to shiny silver, and a magnet won't stick. See our step-by-step guide.
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